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goat polyclonal anti p75 ntr  (R&D Systems)


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    R&D Systems goat polyclonal anti p75 ntr
    MPCs expressing <t>p75</t> NTR migrate into the laser-injured area of RPE-Choroid. p75 NTR co-localizes in F4/80 positive cells in RPE-Choroid. Tissue extracts and flat-mounted retinas were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 4 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. ns: non-significant. Bars denote the mean ± SD from triplicate experiments, n = at least 4 mice/group. ( C – E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser injury, showing immunofluorescence staining with: ( C ) F4/80 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 50 µm. Scale bar lower panel: 20 µm. ( D ) IBA-1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 50 µm. ( E ) CX3CR1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 25 µm. ( F , G ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with ( F ) Isolectin IB-4 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm. ( G ) NG-2 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm.
    Goat Polyclonal Anti P75 Ntr, supplied by R&D Systems, used in various techniques. Bioz Stars score: 99/100, based on 41 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
    https://www.bioz.com/result/goat polyclonal anti p75 ntr/product/R&D Systems
    Average 99 stars, based on 41 article reviews
    goat polyclonal anti p75 ntr - by Bioz Stars, 2026-02
    99/100 stars

    Images

    1) Product Images from "Etiological Roles of p75 NTR in a Mouse Model of Wet Age-Related Macular Degeneration"

    Article Title: Etiological Roles of p75 NTR in a Mouse Model of Wet Age-Related Macular Degeneration

    Journal: Cells

    doi: 10.3390/cells12020297

    MPCs expressing p75 NTR migrate into the laser-injured area of RPE-Choroid. p75 NTR co-localizes in F4/80 positive cells in RPE-Choroid. Tissue extracts and flat-mounted retinas were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 4 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. ns: non-significant. Bars denote the mean ± SD from triplicate experiments, n = at least 4 mice/group. ( C – E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser injury, showing immunofluorescence staining with: ( C ) F4/80 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 50 µm. Scale bar lower panel: 20 µm. ( D ) IBA-1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 50 µm. ( E ) CX3CR1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 25 µm. ( F , G ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with ( F ) Isolectin IB-4 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm. ( G ) NG-2 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm.
    Figure Legend Snippet: MPCs expressing p75 NTR migrate into the laser-injured area of RPE-Choroid. p75 NTR co-localizes in F4/80 positive cells in RPE-Choroid. Tissue extracts and flat-mounted retinas were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 4 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. ns: non-significant. Bars denote the mean ± SD from triplicate experiments, n = at least 4 mice/group. ( C – E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser injury, showing immunofluorescence staining with: ( C ) F4/80 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 50 µm. Scale bar lower panel: 20 µm. ( D ) IBA-1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 50 µm. ( E ) CX3CR1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 25 µm. ( F , G ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with ( F ) Isolectin IB-4 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm. ( G ) NG-2 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm.

    Techniques Used: Expressing, Western Blot, Control, Immunofluorescence, Staining

    Activated macroglial cells express p75 NTR after the laser around the injured area in the retina. p75 NTR protein co-localizes with GFAP-positive activated macroglia in CNV mice retinas, 7 days after laser. Tissue extracts and retina sections were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of total retinas homogenates prepared from WT mice without CNV, or 7 days after laser injury. (+) Correspond to a positive control (hippocampus E19 M2). Actin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /actin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative confocal images of WT CNV mice retinal cryosections, 7 days after laser. Upper panel: immunofluorescence staining of GFAP (green) and p75 NTR (red). Scale bar: 50 µm. * Indicates the injured area. Zoom scale bar: 25 µm. Cell nuclei counterstained with Hoechst are also shown (blue). Lower panel: immunofluorescence staining of β3 tubulin (green) and p75 NTR (red). Scale bar: 25 µm. Zoom scale bar: 10 µm. Abbreviations: GCL (ganglion cells layer), IPL (inner plexiform layer), INL (inner nuclear layer), OPL (outer plexiform layer), ONL (outer nuclear layer). ( C ) Representative confocal images of retinal flat-mount of WT CNV mice, 7 days after laser, showing immunofluorescence staining with NG-2 (green) and p75 NTR (red). Scale bar: 50 µm.
    Figure Legend Snippet: Activated macroglial cells express p75 NTR after the laser around the injured area in the retina. p75 NTR protein co-localizes with GFAP-positive activated macroglia in CNV mice retinas, 7 days after laser. Tissue extracts and retina sections were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of total retinas homogenates prepared from WT mice without CNV, or 7 days after laser injury. (+) Correspond to a positive control (hippocampus E19 M2). Actin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /actin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative confocal images of WT CNV mice retinal cryosections, 7 days after laser. Upper panel: immunofluorescence staining of GFAP (green) and p75 NTR (red). Scale bar: 50 µm. * Indicates the injured area. Zoom scale bar: 25 µm. Cell nuclei counterstained with Hoechst are also shown (blue). Lower panel: immunofluorescence staining of β3 tubulin (green) and p75 NTR (red). Scale bar: 25 µm. Zoom scale bar: 10 µm. Abbreviations: GCL (ganglion cells layer), IPL (inner plexiform layer), INL (inner nuclear layer), OPL (outer plexiform layer), ONL (outer nuclear layer). ( C ) Representative confocal images of retinal flat-mount of WT CNV mice, 7 days after laser, showing immunofluorescence staining with NG-2 (green) and p75 NTR (red). Scale bar: 50 µm.

    Techniques Used: Western Blot, Positive Control, Control, Immunofluorescence, Staining

    Reduced inflammatory phenotype in the RPE-Choroids and retinas of p75 NTR knockout mice, after laser injury. Mononuclear phagocytic cell recruitment is significantly reduced in retinas and RPE-Choroids of p75 NTR KO mice after CNV. ( A ) Representative flow cytometry pseudocolor plots from WT and p75 NTR KO mice without CNV, or 4 days after laser injury. Cells in the gate were quantified and the number of cells in the gate/total cells ratio is represented in the bar graph expressed as units relative to WT no laser control. Graphs denote the mean ± SD from triplicate experiments, n = 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( B ) Representative confocal images of RPE-Choroid flat-mounts of WT and p75 NTR KO mice 4 days after laser, showing immunofluorescence staining with Isolectin IB-4 (grey) and F4/80 (green). Scale bar: 200 µm. F4/80 fluorescence intensity and area were quantified with ImageJ FIJI software Version 1.53t, and represented in the bar graph expressed as units relative to CNV WT control. Bars denote the mean ± SD from triplicate experiments, n = at least 5 mice/group. ns: non-significant.
    Figure Legend Snippet: Reduced inflammatory phenotype in the RPE-Choroids and retinas of p75 NTR knockout mice, after laser injury. Mononuclear phagocytic cell recruitment is significantly reduced in retinas and RPE-Choroids of p75 NTR KO mice after CNV. ( A ) Representative flow cytometry pseudocolor plots from WT and p75 NTR KO mice without CNV, or 4 days after laser injury. Cells in the gate were quantified and the number of cells in the gate/total cells ratio is represented in the bar graph expressed as units relative to WT no laser control. Graphs denote the mean ± SD from triplicate experiments, n = 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( B ) Representative confocal images of RPE-Choroid flat-mounts of WT and p75 NTR KO mice 4 days after laser, showing immunofluorescence staining with Isolectin IB-4 (grey) and F4/80 (green). Scale bar: 200 µm. F4/80 fluorescence intensity and area were quantified with ImageJ FIJI software Version 1.53t, and represented in the bar graph expressed as units relative to CNV WT control. Bars denote the mean ± SD from triplicate experiments, n = at least 5 mice/group. ns: non-significant.

    Techniques Used: Knock-Out, Flow Cytometry, Control, Immunofluorescence, Staining, Fluorescence, Software

    Reduced neovascular phenotype in the choroid of p75 NTR knockout mice, after laser injury. The area and the perimeter of choroidal neovessels are significantly reduced in RPE-Choroid flat-mounts of p75 NTR KO mice. ( A ) Representative confocal images of RPE-Choroid flat-mounts of WT and p75 NTR KO mice 1 day after laser injury, showing immunofluorescence staining with Falloidin (green). The yellow outline represents the lesioned area estimated by F-actin negative staining. Scale bar: 15 µm. Cell nuclei counterstained with Hoechst are also shown (blue). The area and perimeter of the laser lesion were quantified with ImageJ FIJI software, and represented in the bar graph expressed as units relative to WT CNV control. Bars denote the mean ± SD from triplicate experiments, n = 4 mice/group. ns: non-significant. ( B ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with Isolectin IB-4 (green). The yellow outline represents the neovessels covered area. Scale bar: 200 µm. The area and the perimeter of the neovessels were quantified with ImageJ FIJI software, and represented in the bar graph expressed as units relative to CNV WT control. Bars denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( C ) Representative Western blot of total retinal homogenates prepared from WT and p75 NTR KO mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and GFAP/tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 3 mice/group. ( D ) Representative immunofluorescence analysis of GFAP (green) in retinal cryosections from WT and p75 NTR KO mice without injury or 7 days after laser injury. Scale bar: 50 µm. Cell nuclei counterstained with Hoechst are also shown (blue). Abbreviations: GCL (ganglion cells layer), IPL (inner plexiform layer), INL (inner nuclear layer), OPL (outer plexiform layer), ONL (outer nuclear layer). ( E ) Amplitudes and implicit times of a- and b-waves from scotopic electroretinograms recorded in WT and p75 NTR KO mice without injury or 7 days after laser injury. The data show averages of responses of both eyes. Graphs denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. The symbol correspond: WT no laser (filled circle), WT CNV (filled square), p75 NTR KO no laser (filled triangle up), p75 NTR KO CNV (filled triangle down). The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001.
    Figure Legend Snippet: Reduced neovascular phenotype in the choroid of p75 NTR knockout mice, after laser injury. The area and the perimeter of choroidal neovessels are significantly reduced in RPE-Choroid flat-mounts of p75 NTR KO mice. ( A ) Representative confocal images of RPE-Choroid flat-mounts of WT and p75 NTR KO mice 1 day after laser injury, showing immunofluorescence staining with Falloidin (green). The yellow outline represents the lesioned area estimated by F-actin negative staining. Scale bar: 15 µm. Cell nuclei counterstained with Hoechst are also shown (blue). The area and perimeter of the laser lesion were quantified with ImageJ FIJI software, and represented in the bar graph expressed as units relative to WT CNV control. Bars denote the mean ± SD from triplicate experiments, n = 4 mice/group. ns: non-significant. ( B ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with Isolectin IB-4 (green). The yellow outline represents the neovessels covered area. Scale bar: 200 µm. The area and the perimeter of the neovessels were quantified with ImageJ FIJI software, and represented in the bar graph expressed as units relative to CNV WT control. Bars denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( C ) Representative Western blot of total retinal homogenates prepared from WT and p75 NTR KO mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and GFAP/tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 3 mice/group. ( D ) Representative immunofluorescence analysis of GFAP (green) in retinal cryosections from WT and p75 NTR KO mice without injury or 7 days after laser injury. Scale bar: 50 µm. Cell nuclei counterstained with Hoechst are also shown (blue). Abbreviations: GCL (ganglion cells layer), IPL (inner plexiform layer), INL (inner nuclear layer), OPL (outer plexiform layer), ONL (outer nuclear layer). ( E ) Amplitudes and implicit times of a- and b-waves from scotopic electroretinograms recorded in WT and p75 NTR KO mice without injury or 7 days after laser injury. The data show averages of responses of both eyes. Graphs denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. The symbol correspond: WT no laser (filled circle), WT CNV (filled square), p75 NTR KO no laser (filled triangle up), p75 NTR KO CNV (filled triangle down). The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001.

    Techniques Used: Knock-Out, Immunofluorescence, Staining, Negative Staining, Software, Control, Western Blot

    Reduced neovascular phenotype and improved retinal function in p75 NTR antagonist-treated wild type mice after laser injury. p75 NTR receptor antagonist reduced the area and perimeter of choroidal neovessels and improved retinal functionality in WT CNV mice. ( A ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser, showing immunofluorescence staining with Isolectin IB-4 (grey). Scale bar: 100 µm. ( B ) The area and perimeter of neovessels were quantified with ImageJ FIJI software and represented in the bar graph expressed as units relative to WT CNV vehicle control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. ( C ) Amplitudes and implicit times of a- and b-waves from scotopic electroretinograms recorded 7 days after the laser in WT and WT CNV mice injected with THX-B or vehicle. The data show averages of responses of both. Graphs denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. ( D ) Representative flow cytometry pseudocolor plots from WT CNV and no laser mice injected with THX-B or vehicle, 4 days after laser. Cells in the gate were quantified and the number of cells in the gate/total cells ratio is represented in the bar graph expressed as units relative to WT no laser vehicle control. Graphs denote the mean ± SD from triplicate experiments, n = 6 mice/group. The symbol correspond: No laser (white circle), CNV Vehicle (filled square), No laser THX B (filled triangle up), CNV THX B (filled triangle down). The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser, showing immunofluorescence staining with F4/80 (green). Scale bar: 200 µm. The area and the F4/80 fluorescence intensity were quantified with ImageJ FIJI software and represented in the bar graph expressed as units relative to WT CNV+ vehicle control. Bars denote the mean ± SD from triplicate experiments, n = 4 mice/group. ns: non-significant.
    Figure Legend Snippet: Reduced neovascular phenotype and improved retinal function in p75 NTR antagonist-treated wild type mice after laser injury. p75 NTR receptor antagonist reduced the area and perimeter of choroidal neovessels and improved retinal functionality in WT CNV mice. ( A ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser, showing immunofluorescence staining with Isolectin IB-4 (grey). Scale bar: 100 µm. ( B ) The area and perimeter of neovessels were quantified with ImageJ FIJI software and represented in the bar graph expressed as units relative to WT CNV vehicle control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. ( C ) Amplitudes and implicit times of a- and b-waves from scotopic electroretinograms recorded 7 days after the laser in WT and WT CNV mice injected with THX-B or vehicle. The data show averages of responses of both. Graphs denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. ( D ) Representative flow cytometry pseudocolor plots from WT CNV and no laser mice injected with THX-B or vehicle, 4 days after laser. Cells in the gate were quantified and the number of cells in the gate/total cells ratio is represented in the bar graph expressed as units relative to WT no laser vehicle control. Graphs denote the mean ± SD from triplicate experiments, n = 6 mice/group. The symbol correspond: No laser (white circle), CNV Vehicle (filled square), No laser THX B (filled triangle up), CNV THX B (filled triangle down). The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser, showing immunofluorescence staining with F4/80 (green). Scale bar: 200 µm. The area and the F4/80 fluorescence intensity were quantified with ImageJ FIJI software and represented in the bar graph expressed as units relative to WT CNV+ vehicle control. Bars denote the mean ± SD from triplicate experiments, n = 4 mice/group. ns: non-significant.

    Techniques Used: Immunofluorescence, Staining, Software, Control, Injection, Flow Cytometry, Fluorescence



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    Image Search Results


    MPCs expressing p75 NTR migrate into the laser-injured area of RPE-Choroid. p75 NTR co-localizes in F4/80 positive cells in RPE-Choroid. Tissue extracts and flat-mounted retinas were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 4 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. ns: non-significant. Bars denote the mean ± SD from triplicate experiments, n = at least 4 mice/group. ( C – E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser injury, showing immunofluorescence staining with: ( C ) F4/80 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 50 µm. Scale bar lower panel: 20 µm. ( D ) IBA-1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 50 µm. ( E ) CX3CR1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 25 µm. ( F , G ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with ( F ) Isolectin IB-4 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm. ( G ) NG-2 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm.

    Journal: Cells

    Article Title: Etiological Roles of p75 NTR in a Mouse Model of Wet Age-Related Macular Degeneration

    doi: 10.3390/cells12020297

    Figure Lengend Snippet: MPCs expressing p75 NTR migrate into the laser-injured area of RPE-Choroid. p75 NTR co-localizes in F4/80 positive cells in RPE-Choroid. Tissue extracts and flat-mounted retinas were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 4 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative Western blot of RPE-Choroid homogenates prepared from WT mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /tubulin ratio is represented in the bar graph expressed as units relative to control. ns: non-significant. Bars denote the mean ± SD from triplicate experiments, n = at least 4 mice/group. ( C – E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser injury, showing immunofluorescence staining with: ( C ) F4/80 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 50 µm. Scale bar lower panel: 20 µm. ( D ) IBA-1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 50 µm. ( E ) CX3CR1 (green), p75 NTR (red) and cell nuclei (blue). Scale bar upper panel: 100 µm. Scale bar lower panel: 25 µm. ( F , G ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with ( F ) Isolectin IB-4 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm. ( G ) NG-2 (green), p75 NTR (red) and cell nuclei (blue). Scale bar: 50 µm.

    Article Snippet: Afterwards, RPE-Choroids were incubated overnight with 0.01 μg/μL of Isolectin IB4 Alexa fluor-488 conjugate (GSA-IB4) from Molecular Probes, Inc. (Eugene, OR, USA), phalloidin-Alexa Fluor 647 (Thermo Fisher Scientific, A22287, Waltham, MA, USA), goat polyclonal anti-p75 NTR (1/500; R&D system), mouse anti f4/80 (1/50; Invitrogen, Waltham, MA, USA), rabbit anti CX3CR1 (1/100; Abcam, ab8021, Cambridge, UK), rabbit polyclonal anti-iba1 (1/200; Wako 019-19741), or rabbit polyclonal anti-NG-2 (1/100; AB5320, Millipore, Burlington, MA, USA).

    Techniques: Expressing, Western Blot, Control, Immunofluorescence, Staining

    Activated macroglial cells express p75 NTR after the laser around the injured area in the retina. p75 NTR protein co-localizes with GFAP-positive activated macroglia in CNV mice retinas, 7 days after laser. Tissue extracts and retina sections were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of total retinas homogenates prepared from WT mice without CNV, or 7 days after laser injury. (+) Correspond to a positive control (hippocampus E19 M2). Actin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /actin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative confocal images of WT CNV mice retinal cryosections, 7 days after laser. Upper panel: immunofluorescence staining of GFAP (green) and p75 NTR (red). Scale bar: 50 µm. * Indicates the injured area. Zoom scale bar: 25 µm. Cell nuclei counterstained with Hoechst are also shown (blue). Lower panel: immunofluorescence staining of β3 tubulin (green) and p75 NTR (red). Scale bar: 25 µm. Zoom scale bar: 10 µm. Abbreviations: GCL (ganglion cells layer), IPL (inner plexiform layer), INL (inner nuclear layer), OPL (outer plexiform layer), ONL (outer nuclear layer). ( C ) Representative confocal images of retinal flat-mount of WT CNV mice, 7 days after laser, showing immunofluorescence staining with NG-2 (green) and p75 NTR (red). Scale bar: 50 µm.

    Journal: Cells

    Article Title: Etiological Roles of p75 NTR in a Mouse Model of Wet Age-Related Macular Degeneration

    doi: 10.3390/cells12020297

    Figure Lengend Snippet: Activated macroglial cells express p75 NTR after the laser around the injured area in the retina. p75 NTR protein co-localizes with GFAP-positive activated macroglia in CNV mice retinas, 7 days after laser. Tissue extracts and retina sections were prepared and evaluated by Western blot and by IHC. ( A ) Representative Western blot of total retinas homogenates prepared from WT mice without CNV, or 7 days after laser injury. (+) Correspond to a positive control (hippocampus E19 M2). Actin was used as loading control. Bands were quantified by densitometric analysis, and p75 NTR /actin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05. ( B ) Representative confocal images of WT CNV mice retinal cryosections, 7 days after laser. Upper panel: immunofluorescence staining of GFAP (green) and p75 NTR (red). Scale bar: 50 µm. * Indicates the injured area. Zoom scale bar: 25 µm. Cell nuclei counterstained with Hoechst are also shown (blue). Lower panel: immunofluorescence staining of β3 tubulin (green) and p75 NTR (red). Scale bar: 25 µm. Zoom scale bar: 10 µm. Abbreviations: GCL (ganglion cells layer), IPL (inner plexiform layer), INL (inner nuclear layer), OPL (outer plexiform layer), ONL (outer nuclear layer). ( C ) Representative confocal images of retinal flat-mount of WT CNV mice, 7 days after laser, showing immunofluorescence staining with NG-2 (green) and p75 NTR (red). Scale bar: 50 µm.

    Article Snippet: Afterwards, RPE-Choroids were incubated overnight with 0.01 μg/μL of Isolectin IB4 Alexa fluor-488 conjugate (GSA-IB4) from Molecular Probes, Inc. (Eugene, OR, USA), phalloidin-Alexa Fluor 647 (Thermo Fisher Scientific, A22287, Waltham, MA, USA), goat polyclonal anti-p75 NTR (1/500; R&D system), mouse anti f4/80 (1/50; Invitrogen, Waltham, MA, USA), rabbit anti CX3CR1 (1/100; Abcam, ab8021, Cambridge, UK), rabbit polyclonal anti-iba1 (1/200; Wako 019-19741), or rabbit polyclonal anti-NG-2 (1/100; AB5320, Millipore, Burlington, MA, USA).

    Techniques: Western Blot, Positive Control, Control, Immunofluorescence, Staining

    Reduced inflammatory phenotype in the RPE-Choroids and retinas of p75 NTR knockout mice, after laser injury. Mononuclear phagocytic cell recruitment is significantly reduced in retinas and RPE-Choroids of p75 NTR KO mice after CNV. ( A ) Representative flow cytometry pseudocolor plots from WT and p75 NTR KO mice without CNV, or 4 days after laser injury. Cells in the gate were quantified and the number of cells in the gate/total cells ratio is represented in the bar graph expressed as units relative to WT no laser control. Graphs denote the mean ± SD from triplicate experiments, n = 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( B ) Representative confocal images of RPE-Choroid flat-mounts of WT and p75 NTR KO mice 4 days after laser, showing immunofluorescence staining with Isolectin IB-4 (grey) and F4/80 (green). Scale bar: 200 µm. F4/80 fluorescence intensity and area were quantified with ImageJ FIJI software Version 1.53t, and represented in the bar graph expressed as units relative to CNV WT control. Bars denote the mean ± SD from triplicate experiments, n = at least 5 mice/group. ns: non-significant.

    Journal: Cells

    Article Title: Etiological Roles of p75 NTR in a Mouse Model of Wet Age-Related Macular Degeneration

    doi: 10.3390/cells12020297

    Figure Lengend Snippet: Reduced inflammatory phenotype in the RPE-Choroids and retinas of p75 NTR knockout mice, after laser injury. Mononuclear phagocytic cell recruitment is significantly reduced in retinas and RPE-Choroids of p75 NTR KO mice after CNV. ( A ) Representative flow cytometry pseudocolor plots from WT and p75 NTR KO mice without CNV, or 4 days after laser injury. Cells in the gate were quantified and the number of cells in the gate/total cells ratio is represented in the bar graph expressed as units relative to WT no laser control. Graphs denote the mean ± SD from triplicate experiments, n = 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( B ) Representative confocal images of RPE-Choroid flat-mounts of WT and p75 NTR KO mice 4 days after laser, showing immunofluorescence staining with Isolectin IB-4 (grey) and F4/80 (green). Scale bar: 200 µm. F4/80 fluorescence intensity and area were quantified with ImageJ FIJI software Version 1.53t, and represented in the bar graph expressed as units relative to CNV WT control. Bars denote the mean ± SD from triplicate experiments, n = at least 5 mice/group. ns: non-significant.

    Article Snippet: Afterwards, RPE-Choroids were incubated overnight with 0.01 μg/μL of Isolectin IB4 Alexa fluor-488 conjugate (GSA-IB4) from Molecular Probes, Inc. (Eugene, OR, USA), phalloidin-Alexa Fluor 647 (Thermo Fisher Scientific, A22287, Waltham, MA, USA), goat polyclonal anti-p75 NTR (1/500; R&D system), mouse anti f4/80 (1/50; Invitrogen, Waltham, MA, USA), rabbit anti CX3CR1 (1/100; Abcam, ab8021, Cambridge, UK), rabbit polyclonal anti-iba1 (1/200; Wako 019-19741), or rabbit polyclonal anti-NG-2 (1/100; AB5320, Millipore, Burlington, MA, USA).

    Techniques: Knock-Out, Flow Cytometry, Control, Immunofluorescence, Staining, Fluorescence, Software

    Reduced neovascular phenotype in the choroid of p75 NTR knockout mice, after laser injury. The area and the perimeter of choroidal neovessels are significantly reduced in RPE-Choroid flat-mounts of p75 NTR KO mice. ( A ) Representative confocal images of RPE-Choroid flat-mounts of WT and p75 NTR KO mice 1 day after laser injury, showing immunofluorescence staining with Falloidin (green). The yellow outline represents the lesioned area estimated by F-actin negative staining. Scale bar: 15 µm. Cell nuclei counterstained with Hoechst are also shown (blue). The area and perimeter of the laser lesion were quantified with ImageJ FIJI software, and represented in the bar graph expressed as units relative to WT CNV control. Bars denote the mean ± SD from triplicate experiments, n = 4 mice/group. ns: non-significant. ( B ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with Isolectin IB-4 (green). The yellow outline represents the neovessels covered area. Scale bar: 200 µm. The area and the perimeter of the neovessels were quantified with ImageJ FIJI software, and represented in the bar graph expressed as units relative to CNV WT control. Bars denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( C ) Representative Western blot of total retinal homogenates prepared from WT and p75 NTR KO mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and GFAP/tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 3 mice/group. ( D ) Representative immunofluorescence analysis of GFAP (green) in retinal cryosections from WT and p75 NTR KO mice without injury or 7 days after laser injury. Scale bar: 50 µm. Cell nuclei counterstained with Hoechst are also shown (blue). Abbreviations: GCL (ganglion cells layer), IPL (inner plexiform layer), INL (inner nuclear layer), OPL (outer plexiform layer), ONL (outer nuclear layer). ( E ) Amplitudes and implicit times of a- and b-waves from scotopic electroretinograms recorded in WT and p75 NTR KO mice without injury or 7 days after laser injury. The data show averages of responses of both eyes. Graphs denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. The symbol correspond: WT no laser (filled circle), WT CNV (filled square), p75 NTR KO no laser (filled triangle up), p75 NTR KO CNV (filled triangle down). The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001.

    Journal: Cells

    Article Title: Etiological Roles of p75 NTR in a Mouse Model of Wet Age-Related Macular Degeneration

    doi: 10.3390/cells12020297

    Figure Lengend Snippet: Reduced neovascular phenotype in the choroid of p75 NTR knockout mice, after laser injury. The area and the perimeter of choroidal neovessels are significantly reduced in RPE-Choroid flat-mounts of p75 NTR KO mice. ( A ) Representative confocal images of RPE-Choroid flat-mounts of WT and p75 NTR KO mice 1 day after laser injury, showing immunofluorescence staining with Falloidin (green). The yellow outline represents the lesioned area estimated by F-actin negative staining. Scale bar: 15 µm. Cell nuclei counterstained with Hoechst are also shown (blue). The area and perimeter of the laser lesion were quantified with ImageJ FIJI software, and represented in the bar graph expressed as units relative to WT CNV control. Bars denote the mean ± SD from triplicate experiments, n = 4 mice/group. ns: non-significant. ( B ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser injury, showing immunofluorescence staining with Isolectin IB-4 (green). The yellow outline represents the neovessels covered area. Scale bar: 200 µm. The area and the perimeter of the neovessels were quantified with ImageJ FIJI software, and represented in the bar graph expressed as units relative to CNV WT control. Bars denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( C ) Representative Western blot of total retinal homogenates prepared from WT and p75 NTR KO mice without CNV, or 7 days after laser injury. Tubulin was used as loading control. Bands were quantified by densitometric analysis, and GFAP/tubulin ratio is represented in the bar graph expressed as units relative to control. Bars denote the mean ± SD from triplicate experiments, n = 3 mice/group. ( D ) Representative immunofluorescence analysis of GFAP (green) in retinal cryosections from WT and p75 NTR KO mice without injury or 7 days after laser injury. Scale bar: 50 µm. Cell nuclei counterstained with Hoechst are also shown (blue). Abbreviations: GCL (ganglion cells layer), IPL (inner plexiform layer), INL (inner nuclear layer), OPL (outer plexiform layer), ONL (outer nuclear layer). ( E ) Amplitudes and implicit times of a- and b-waves from scotopic electroretinograms recorded in WT and p75 NTR KO mice without injury or 7 days after laser injury. The data show averages of responses of both eyes. Graphs denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. The symbol correspond: WT no laser (filled circle), WT CNV (filled square), p75 NTR KO no laser (filled triangle up), p75 NTR KO CNV (filled triangle down). The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001.

    Article Snippet: Afterwards, RPE-Choroids were incubated overnight with 0.01 μg/μL of Isolectin IB4 Alexa fluor-488 conjugate (GSA-IB4) from Molecular Probes, Inc. (Eugene, OR, USA), phalloidin-Alexa Fluor 647 (Thermo Fisher Scientific, A22287, Waltham, MA, USA), goat polyclonal anti-p75 NTR (1/500; R&D system), mouse anti f4/80 (1/50; Invitrogen, Waltham, MA, USA), rabbit anti CX3CR1 (1/100; Abcam, ab8021, Cambridge, UK), rabbit polyclonal anti-iba1 (1/200; Wako 019-19741), or rabbit polyclonal anti-NG-2 (1/100; AB5320, Millipore, Burlington, MA, USA).

    Techniques: Knock-Out, Immunofluorescence, Staining, Negative Staining, Software, Control, Western Blot

    Reduced neovascular phenotype and improved retinal function in p75 NTR antagonist-treated wild type mice after laser injury. p75 NTR receptor antagonist reduced the area and perimeter of choroidal neovessels and improved retinal functionality in WT CNV mice. ( A ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser, showing immunofluorescence staining with Isolectin IB-4 (grey). Scale bar: 100 µm. ( B ) The area and perimeter of neovessels were quantified with ImageJ FIJI software and represented in the bar graph expressed as units relative to WT CNV vehicle control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. ( C ) Amplitudes and implicit times of a- and b-waves from scotopic electroretinograms recorded 7 days after the laser in WT and WT CNV mice injected with THX-B or vehicle. The data show averages of responses of both. Graphs denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. ( D ) Representative flow cytometry pseudocolor plots from WT CNV and no laser mice injected with THX-B or vehicle, 4 days after laser. Cells in the gate were quantified and the number of cells in the gate/total cells ratio is represented in the bar graph expressed as units relative to WT no laser vehicle control. Graphs denote the mean ± SD from triplicate experiments, n = 6 mice/group. The symbol correspond: No laser (white circle), CNV Vehicle (filled square), No laser THX B (filled triangle up), CNV THX B (filled triangle down). The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser, showing immunofluorescence staining with F4/80 (green). Scale bar: 200 µm. The area and the F4/80 fluorescence intensity were quantified with ImageJ FIJI software and represented in the bar graph expressed as units relative to WT CNV+ vehicle control. Bars denote the mean ± SD from triplicate experiments, n = 4 mice/group. ns: non-significant.

    Journal: Cells

    Article Title: Etiological Roles of p75 NTR in a Mouse Model of Wet Age-Related Macular Degeneration

    doi: 10.3390/cells12020297

    Figure Lengend Snippet: Reduced neovascular phenotype and improved retinal function in p75 NTR antagonist-treated wild type mice after laser injury. p75 NTR receptor antagonist reduced the area and perimeter of choroidal neovessels and improved retinal functionality in WT CNV mice. ( A ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 7 days after laser, showing immunofluorescence staining with Isolectin IB-4 (grey). Scale bar: 100 µm. ( B ) The area and perimeter of neovessels were quantified with ImageJ FIJI software and represented in the bar graph expressed as units relative to WT CNV vehicle control. Bars denote the mean ± SD from triplicate experiments, n = 5 mice/group. ( C ) Amplitudes and implicit times of a- and b-waves from scotopic electroretinograms recorded 7 days after the laser in WT and WT CNV mice injected with THX-B or vehicle. The data show averages of responses of both. Graphs denote the mean ± SD from triplicate experiments, n = at least 6 mice/group. ( D ) Representative flow cytometry pseudocolor plots from WT CNV and no laser mice injected with THX-B or vehicle, 4 days after laser. Cells in the gate were quantified and the number of cells in the gate/total cells ratio is represented in the bar graph expressed as units relative to WT no laser vehicle control. Graphs denote the mean ± SD from triplicate experiments, n = 6 mice/group. The symbol correspond: No laser (white circle), CNV Vehicle (filled square), No laser THX B (filled triangle up), CNV THX B (filled triangle down). The asterisks show statistical differences respect to control. * p < 0.05, ** p < 0.01, *** p < 0.001. ( E ) Representative confocal images of RPE-Choroid flat-mounts of WT mice 4 days after laser, showing immunofluorescence staining with F4/80 (green). Scale bar: 200 µm. The area and the F4/80 fluorescence intensity were quantified with ImageJ FIJI software and represented in the bar graph expressed as units relative to WT CNV+ vehicle control. Bars denote the mean ± SD from triplicate experiments, n = 4 mice/group. ns: non-significant.

    Article Snippet: Afterwards, RPE-Choroids were incubated overnight with 0.01 μg/μL of Isolectin IB4 Alexa fluor-488 conjugate (GSA-IB4) from Molecular Probes, Inc. (Eugene, OR, USA), phalloidin-Alexa Fluor 647 (Thermo Fisher Scientific, A22287, Waltham, MA, USA), goat polyclonal anti-p75 NTR (1/500; R&D system), mouse anti f4/80 (1/50; Invitrogen, Waltham, MA, USA), rabbit anti CX3CR1 (1/100; Abcam, ab8021, Cambridge, UK), rabbit polyclonal anti-iba1 (1/200; Wako 019-19741), or rabbit polyclonal anti-NG-2 (1/100; AB5320, Millipore, Burlington, MA, USA).

    Techniques: Immunofluorescence, Staining, Software, Control, Injection, Flow Cytometry, Fluorescence