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Dibit Messtechnik rabbit polyclonal anti-mouse fth1

Evolution of infection by Mycobacterium avium in mice deficient in H-ferritin in myeloid cells. <t>Fth1</t> +/+ (blue) and Fth1 −/− (red) mice were intravenously infected with 10 6 CFU of M. avium 25291. ( A ) Animals’ body weight throughout the experiment. Data are expressed as percentage of the initial weight, presented as the mean ± SD of 5 to 8 animals per group. Empty circles: noninfected; filled circles: infected. ( B ) Bacterial burden 60 days post-infection in the liver, spleen, and bone marrow of 8 Fth1 +/+ and 7 Fth1 −/− mice. Bars represent the mean, and circles represent each animal. ( C ) Kaplan–Meier survival curve corresponding to 12 Fth1 +/+ and 16 Fth1 −/− animals. Mice were euthanized when they lost 20% of the initial weight (between day 43 and day 152 post infection). ( D ) Bacterial burden in the liver, spleen, and bone marrow, at the time of euthanasia in the survival curve, of 12 Fth1 +/+ and 16 Fth1 −/− mice. Bars represent the mean and circles represent each animal. Statistics: multiple t -test in ( A , B , D ); log-rank (Mantel–Cox) test in ( C ). ** p < 0.01 and *** p < 0.001 when comparing Fth1 −/− with Fth1 +/+ mice.

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1) Product Images from "H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection"

Article Title: H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection

Journal: International Journal of Molecular Sciences

doi: 10.3390/ijms23010269

Evolution of infection by Mycobacterium avium in mice deficient in H-ferritin in myeloid cells. Fth1 +/+ (blue) and Fth1 −/− (red) mice were intravenously infected with 10 6 CFU of M. avium 25291. ( A ) Animals’ body weight throughout the experiment. Data are expressed as percentage of the initial weight, presented as the mean ± SD of 5 to 8 animals per group. Empty circles: noninfected; filled circles: infected. ( B ) Bacterial burden 60 days post-infection in the liver, spleen, and bone marrow of 8 Fth1 +/+ and 7 Fth1 −/− mice. Bars represent the mean, and circles represent each animal. ( C ) Kaplan–Meier survival curve corresponding to 12 Fth1 +/+ and 16 Fth1 −/− animals. Mice were euthanized when they lost 20% of the initial weight (between day 43 and day 152 post infection). ( D ) Bacterial burden in the liver, spleen, and bone marrow, at the time of euthanasia in the survival curve, of 12 Fth1 +/+ and 16 Fth1 −/− mice. Bars represent the mean and circles represent each animal. Statistics: multiple t -test in ( A , B , D ); log-rank (Mantel–Cox) test in ( C ). ** p < 0.01 and *** p < 0.001 when comparing Fth1 −/− with Fth1 +/+ mice.

Figure Legend Snippet: Evolution of infection by Mycobacterium avium in mice deficient in H-ferritin in myeloid cells. Fth1 +/+ (blue) and Fth1 −/− (red) mice were intravenously infected with 10 6 CFU of M. avium 25291. ( A ) Animals’ body weight throughout the experiment. Data are expressed as percentage of the initial weight, presented as the mean ± SD of 5 to 8 animals per group. Empty circles: noninfected; filled circles: infected. ( B ) Bacterial burden 60 days post-infection in the liver, spleen, and bone marrow of 8 Fth1 +/+ and 7 Fth1 −/− mice. Bars represent the mean, and circles represent each animal. ( C ) Kaplan–Meier survival curve corresponding to 12 Fth1 +/+ and 16 Fth1 −/− animals. Mice were euthanized when they lost 20% of the initial weight (between day 43 and day 152 post infection). ( D ) Bacterial burden in the liver, spleen, and bone marrow, at the time of euthanasia in the survival curve, of 12 Fth1 +/+ and 16 Fth1 −/− mice. Bars represent the mean and circles represent each animal. Statistics: multiple t -test in ( A , B , D ); log-rank (Mantel–Cox) test in ( C ). ** p < 0.01 and *** p < 0.001 when comparing Fth1 −/− with Fth1 +/+ mice.

Techniques Used: Infection

Inflammatory response in mice infected with M. avium . Fth1 +/+ (blue) and Fth1 −/− (red) mice were intravenously infected with 10 6 CFU of M. avium 25291 and euthanized 60 days later. ( A ) TNF-alpha, ( B ) IFN-gamma, and ( C ) IL-6 were measured in the serum, using a cytometric bead array kit. Bars represent the mean, and the circles represent individual values of 4 to 8 animals per group. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. * p < 0.05, ** p < 0.01, *** p < 0.001 when comparing Fth1 +/+ to Fth1 −/− mice. ## p < 0.01, ### p < 0.001 when comparing infected to noninfected mice of the same genotype. ( D – G ) Representative images of H&E-stained liver sections from noninfected (NI) and infected (60 dpi) Fth1 +/+ and Fth1 −/− mice. Representative granulomas are outlined. Scale bar: 200 µm.

Figure Legend Snippet: Inflammatory response in mice infected with M. avium . Fth1 +/+ (blue) and Fth1 −/− (red) mice were intravenously infected with 10 6 CFU of M. avium 25291 and euthanized 60 days later. ( A ) TNF-alpha, ( B ) IFN-gamma, and ( C ) IL-6 were measured in the serum, using a cytometric bead array kit. Bars represent the mean, and the circles represent individual values of 4 to 8 animals per group. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. * p < 0.05, ** p < 0.01, *** p < 0.001 when comparing Fth1 +/+ to Fth1 −/− mice. ## p < 0.01, ### p < 0.001 when comparing infected to noninfected mice of the same genotype. ( D – G ) Representative images of H&E-stained liver sections from noninfected (NI) and infected (60 dpi) Fth1 +/+ and Fth1 −/− mice. Representative granulomas are outlined. Scale bar: 200 µm.

Techniques Used: Infection, Comparison, Staining

Impact of infection on iron distribution. Sera from Fth1 +/+ (blue) and Fth1 −/− (red) mice infected for 60 days with M. avium 25291 (60 dpi) or from noninfected mice (NI), were used to measure ( A ) iron, ( B ) transferrin saturation, and ( C ) total ferritin ( n = 5 to 8). ( D , E ) Serum FTL and FTH1 subunits were measured by ELISA ( n = 2 to 4). ( F ) Liver sections were collected, and the iron concentration was determined by atomic absorption spectrometry ( n = 5 to 8). Bars represent the mean, and circles represent each animal. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. ** p < 0.01, *** p < 0.001 when comparing Fth1 −/− with Fth1 +/+ mice in the same experimental condition. # p < 0.05, ## p < 0.01, ### p < 0.001 when comparing infected to noninfected mice of the same genotype. ( G – J ) Perls’ staining of liver sections was used to evaluate iron distribution. Arrows indicate regions of iron accumulation (blue staining). Scale bar = 200 µm.

Figure Legend Snippet: Impact of infection on iron distribution. Sera from Fth1 +/+ (blue) and Fth1 −/− (red) mice infected for 60 days with M. avium 25291 (60 dpi) or from noninfected mice (NI), were used to measure ( A ) iron, ( B ) transferrin saturation, and ( C ) total ferritin ( n = 5 to 8). ( D , E ) Serum FTL and FTH1 subunits were measured by ELISA ( n = 2 to 4). ( F ) Liver sections were collected, and the iron concentration was determined by atomic absorption spectrometry ( n = 5 to 8). Bars represent the mean, and circles represent each animal. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. ** p < 0.01, *** p < 0.001 when comparing Fth1 −/− with Fth1 +/+ mice in the same experimental condition. # p < 0.05, ## p < 0.01, ### p < 0.001 when comparing infected to noninfected mice of the same genotype. ( G – J ) Perls’ staining of liver sections was used to evaluate iron distribution. Arrows indicate regions of iron accumulation (blue staining). Scale bar = 200 µm.

Techniques Used: Infection, Enzyme-linked Immunosorbent Assay, Concentration Assay, Comparison, Staining

Effect of iron overload on the growth of M. avium in the liver. Groups of Fth1 +/+ (blue) and Fth1 −/− (red) mice were intraperitoneally injected with 10 mg of iron, in the form of iron–dextran, 10 days before intravenous infection with 10 6 CFU of M. avium 25291. Sixty days after infection, noninfected (NI) and infected (60 dpi) mice were euthanized. ( A ) Liver iron was quantified by atomic absorption spectrometry ( n = 4 to 8 per group). ( B ) Bacterial burden in the livers, 60 days after infection ( n = 6 to 8 per group). The bars represent the mean of the group, and each circle corresponds to one animal. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. *** p < 0.001 when comparing Fth1 −/− to Fth1 +/+ mice in the same experimental condition. @ p < 0.001 when comparing iron-overloaded with non-iron-overloaded mice of the same genotype and infection status.

Figure Legend Snippet: Effect of iron overload on the growth of M. avium in the liver. Groups of Fth1 +/+ (blue) and Fth1 −/− (red) mice were intraperitoneally injected with 10 mg of iron, in the form of iron–dextran, 10 days before intravenous infection with 10 6 CFU of M. avium 25291. Sixty days after infection, noninfected (NI) and infected (60 dpi) mice were euthanized. ( A ) Liver iron was quantified by atomic absorption spectrometry ( n = 4 to 8 per group). ( B ) Bacterial burden in the livers, 60 days after infection ( n = 6 to 8 per group). The bars represent the mean of the group, and each circle corresponds to one animal. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. *** p < 0.001 when comparing Fth1 −/− to Fth1 +/+ mice in the same experimental condition. @ p < 0.001 when comparing iron-overloaded with non-iron-overloaded mice of the same genotype and infection status.

Techniques Used: Injection, Infection, Comparison

Figure Legend Snippet: Iron-related gene expression induced by mycobacterial infection.

Techniques Used: Gene Expression, Infection

Effects of infection and myeloid Fth1 deficiency in iron and ferroportin distribution in the liver. Liver sections were obtained from ( A , B ) noninfected mice or ( C – H ) mice infected with M. avium for 60 days. Sections were stained for ( A – D , G , H ) ferroportin, using immunohistochemistry (brown staining) or for ( E , F ) iron, using the Perls’ method (blue staining). ( E – H ) Mice were intraperitoneally injected with 10 mg of iron, as iron–dextran, 10 days before infection. Representative images of at least three animals per experimental condition. Representative granulomas are outlined. Scale bar: 200 µm.

Figure Legend Snippet: Effects of infection and myeloid Fth1 deficiency in iron and ferroportin distribution in the liver. Liver sections were obtained from ( A , B ) noninfected mice or ( C – H ) mice infected with M. avium for 60 days. Sections were stained for ( A – D , G , H ) ferroportin, using immunohistochemistry (brown staining) or for ( E , F ) iron, using the Perls’ method (blue staining). ( E – H ) Mice were intraperitoneally injected with 10 mg of iron, as iron–dextran, 10 days before infection. Representative images of at least three animals per experimental condition. Representative granulomas are outlined. Scale bar: 200 µm.

Techniques Used: Infection, Staining, Immunohistochemistry, Injection

Figure Legend Snippet: Primers sequences.

Techniques Used: Sequencing

Image Search Results

Figure 2. HG causes changes in the expression of ferroptosis-related proteins in 661W cells. (A) Western blot analysis of ferroptosis-related protein expression levels in HG-induced 661W cells. GAPDH was used as a control. (B) Expression of GPX4 and SLC7A11 proteins was signiﬁcantly downregulated in HG-stimulated 661W cells after 12, 18, and 24 h. HG induced obvious upregula- tion in the expression of ACSL4, FTH1, and NCOA4 in 661W cells compared with the Ctrl group. (C) Immunoﬂuorescence staining of localization of ferroptosis-related proteins (red) and nuclear (blue) in HG-induced 661W cells after 18 h. Data are shown as mean ± SEM, n = 3 per group for Western blotting. p = not signiﬁcant [ns], * p < 0.05, ** p < 0.01, *** p < 0.001 versus Ctrl group. Scale bar: 50 µm.

Journal: International journal of molecular sciences

Article Title: Inhibition of Ferroptosis Ameliorates Photoreceptor Degeneration in Experimental Diabetic Mice.

doi: 10.3390/ijms242316946

Figure Lengend Snippet: Figure 2. HG causes changes in the expression of ferroptosis-related proteins in 661W cells. (A) Western blot analysis of ferroptosis-related protein expression levels in HG-induced 661W cells. GAPDH was used as a control. (B) Expression of GPX4 and SLC7A11 proteins was signiﬁcantly downregulated in HG-stimulated 661W cells after 12, 18, and 24 h. HG induced obvious upregula- tion in the expression of ACSL4, FTH1, and NCOA4 in 661W cells compared with the Ctrl group. (C) Immunoﬂuorescence staining of localization of ferroptosis-related proteins (red) and nuclear (blue) in HG-induced 661W cells after 18 h. Data are shown as mean ± SEM, n = 3 per group for Western blotting. p = not signiﬁcant [ns], * p < 0.05, ** p < 0.01, *** p < 0.001 versus Ctrl group. Scale bar: 50 µm.

Article Snippet: The cryosections and 661W cells were, respectively, incubated with monoclonal rabbit anti-mouse GPX4 antibody (ab125066, Abcam, London, GB), polyclonal rabbit anti-mouse SLC7A11 antibody (26864-1-AP, Proteintech, Chicago, IL, USA), polyclonal rabbit anti-mouse ACSL4 antibody (NBP2-16401, Novus Biologicals, Littleton, CO, USA), polyclonal rabbit anti-mouse FTH1 antibody (10727-1-AP, Proteintech, Chicago, IL, USA), and polyclonal rabbit anti-mouse NCOA4 antibody (DF4255, Affinity Biosciences, Cincinnati, OH, USA) using overnight incubation at 4 ◦C.

Techniques: Expressing, Western Blot, Control, Staining

Figure 4. Fer-1 treatment attenuated changes in ferroptosis-related proteins’ expression in HG- stimulated 661W cells after 18 h. (A) Western blot analysis of ferroptosis-related proteins’ expression levels in HG-induced 661W cells after Fer-1 treatment. GAPDH was used as a control. (B) The down- regulation in GPX4 and SLC7A11 protein expression in HG-stimulated 661W cells was signiﬁcantly attenuated after Fer-1 treatment. The upregulation in ACSL4, FTH1, and NCOA4 protein expression in HG-stimulated 661W cells was effectively abrogated after Fer-1 treatment. (C) Immunoﬂuorescence staining of ferroptosis-related proteins (red) and nuclear (blue) in HG-induced 661W cells after Fer-1 administration. Data are shown as mean ± SEM, n = 3 per group for Western blotting. p = not signiﬁcant [ns], * p < 0.05, ** p < 0.01 versus Ctrl group. Scale bar: 50 µm.

Journal: International journal of molecular sciences

Article Title: Inhibition of Ferroptosis Ameliorates Photoreceptor Degeneration in Experimental Diabetic Mice.

doi: 10.3390/ijms242316946

Figure Lengend Snippet: Figure 4. Fer-1 treatment attenuated changes in ferroptosis-related proteins’ expression in HG- stimulated 661W cells after 18 h. (A) Western blot analysis of ferroptosis-related proteins’ expression levels in HG-induced 661W cells after Fer-1 treatment. GAPDH was used as a control. (B) The down- regulation in GPX4 and SLC7A11 protein expression in HG-stimulated 661W cells was signiﬁcantly attenuated after Fer-1 treatment. The upregulation in ACSL4, FTH1, and NCOA4 protein expression in HG-stimulated 661W cells was effectively abrogated after Fer-1 treatment. (C) Immunoﬂuorescence staining of ferroptosis-related proteins (red) and nuclear (blue) in HG-induced 661W cells after Fer-1 administration. Data are shown as mean ± SEM, n = 3 per group for Western blotting. p = not signiﬁcant [ns], * p < 0.05, ** p < 0.01 versus Ctrl group. Scale bar: 50 µm.

Techniques: Expressing, Western Blot, Control, Staining

Figure 6. Expression and location of ferroptosis-related proteins in diabetic mice retinas. (A) Western blot analysis of ferroptosis-related proteins expression levels in retinas at 1 and 3 months post- diabetes. GAPDH was used as a control. (B) GPX4 and SLC7A11 protein expression was remark- ably decreased in diabetic mice retinas compared with the control retinas. Expression of ACSL4, FTH1, and NCOA4 proteins was signiﬁcantly increased in retinas at 1 and 3 months post-diabetes. (C) Immunoﬂuorescence staining of location of ferroptosis-related proteins (red) and nuclear (blue) in retinas at 1 and 3 months post-diabetes: ganglion cell layer (GCL), inner nuclear layer (INL), outer nuclear layer (ONL), inner segment (IS), outer segment (OS). Data are shown as mean ± SEM, n = 3 per group for Western blotting. * p < 0.05, ** p < 0.01, *** p < 0.001 versus Ctrl group. Scale bar: 50 µm.

Journal: International journal of molecular sciences

Article Title: Inhibition of Ferroptosis Ameliorates Photoreceptor Degeneration in Experimental Diabetic Mice.

doi: 10.3390/ijms242316946

Figure Lengend Snippet: Figure 6. Expression and location of ferroptosis-related proteins in diabetic mice retinas. (A) Western blot analysis of ferroptosis-related proteins expression levels in retinas at 1 and 3 months post- diabetes. GAPDH was used as a control. (B) GPX4 and SLC7A11 protein expression was remark- ably decreased in diabetic mice retinas compared with the control retinas. Expression of ACSL4, FTH1, and NCOA4 proteins was signiﬁcantly increased in retinas at 1 and 3 months post-diabetes. (C) Immunoﬂuorescence staining of location of ferroptosis-related proteins (red) and nuclear (blue) in retinas at 1 and 3 months post-diabetes: ganglion cell layer (GCL), inner nuclear layer (INL), outer nuclear layer (ONL), inner segment (IS), outer segment (OS). Data are shown as mean ± SEM, n = 3 per group for Western blotting. * p < 0.05, ** p < 0.01, *** p < 0.001 versus Ctrl group. Scale bar: 50 µm.

Techniques: Expressing, Western Blot, Control, Staining

Figure 8. Fer-1 administration attenuated changes of ferroptosis-related proteins expression in diabetic mice retinas. (A) Western blot analysis of ferroptosis-related proteins expression levels in diabetic mice retinas after Fer-1 treatment. GAPDH was used as a control. (B) The decrease in GPX4 and SLC7A11 protein expression in diabetic mice retinas was signiﬁcantly attenuated after Fer-1 treatment. The increase in ACSL4, FTH1, and NCOA4 protein expression in diabetic mice retinas was effectively abrogated after Fer-1 treatment. (C) Immunoﬂuorescence staining of ferroptosis-related proteins (red) and nuclear (blue) in diabetic mice retinas after Fer-1 treatment: ganglion cell layer (GCL), inner nuclear layer (INL), outer nuclear layer (ONL), inner segment (IS), outer segment (OS). Data are shown as mean ± SEM, n = 3 per group for Western blotting. p = not signiﬁcant [ns], * p < 0.05, ** p < 0.01 versus Ctrl group. Scale bar: 50 µm.

Journal: International journal of molecular sciences

Article Title: Inhibition of Ferroptosis Ameliorates Photoreceptor Degeneration in Experimental Diabetic Mice.

doi: 10.3390/ijms242316946

Figure Lengend Snippet: Figure 8. Fer-1 administration attenuated changes of ferroptosis-related proteins expression in diabetic mice retinas. (A) Western blot analysis of ferroptosis-related proteins expression levels in diabetic mice retinas after Fer-1 treatment. GAPDH was used as a control. (B) The decrease in GPX4 and SLC7A11 protein expression in diabetic mice retinas was signiﬁcantly attenuated after Fer-1 treatment. The increase in ACSL4, FTH1, and NCOA4 protein expression in diabetic mice retinas was effectively abrogated after Fer-1 treatment. (C) Immunoﬂuorescence staining of ferroptosis-related proteins (red) and nuclear (blue) in diabetic mice retinas after Fer-1 treatment: ganglion cell layer (GCL), inner nuclear layer (INL), outer nuclear layer (ONL), inner segment (IS), outer segment (OS). Data are shown as mean ± SEM, n = 3 per group for Western blotting. p = not signiﬁcant [ns], * p < 0.05, ** p < 0.01 versus Ctrl group. Scale bar: 50 µm.

Techniques: Expressing, Western Blot, Control, Staining

Journal: International Journal of Molecular Sciences

Article Title: H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection

doi: 10.3390/ijms23010269

Figure Lengend Snippet: Evolution of infection by Mycobacterium avium in mice deficient in H-ferritin in myeloid cells. Fth1 +/+ (blue) and Fth1 −/− (red) mice were intravenously infected with 10 6 CFU of M. avium 25291. ( A ) Animals’ body weight throughout the experiment. Data are expressed as percentage of the initial weight, presented as the mean ± SD of 5 to 8 animals per group. Empty circles: noninfected; filled circles: infected. ( B ) Bacterial burden 60 days post-infection in the liver, spleen, and bone marrow of 8 Fth1 +/+ and 7 Fth1 −/− mice. Bars represent the mean, and circles represent each animal. ( C ) Kaplan–Meier survival curve corresponding to 12 Fth1 +/+ and 16 Fth1 −/− animals. Mice were euthanized when they lost 20% of the initial weight (between day 43 and day 152 post infection). ( D ) Bacterial burden in the liver, spleen, and bone marrow, at the time of euthanasia in the survival curve, of 12 Fth1 +/+ and 16 Fth1 −/− mice. Bars represent the mean and circles represent each animal. Statistics: multiple t -test in ( A , B , D ); log-rank (Mantel–Cox) test in ( C ). ** p < 0.01 and *** p < 0.001 when comparing Fth1 −/− with Fth1 +/+ mice.

Article Snippet: FTH1 and FTL were quantified by ELISA in the mice serum samples, using rabbit polyclonal anti-mouse FTH1 or FTL (DIBIT-IRCCS San Raffaele Scientific Institute, Milan, Italy) as primary antibodies, and biotinylated rabbit polyclonal anti-mouse FTH1 or FTL as the secondary antibodies.

Techniques: Infection

Journal: International Journal of Molecular Sciences

Article Title: H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection

doi: 10.3390/ijms23010269

Figure Lengend Snippet: Inflammatory response in mice infected with M. avium . Fth1 +/+ (blue) and Fth1 −/− (red) mice were intravenously infected with 10 6 CFU of M. avium 25291 and euthanized 60 days later. ( A ) TNF-alpha, ( B ) IFN-gamma, and ( C ) IL-6 were measured in the serum, using a cytometric bead array kit. Bars represent the mean, and the circles represent individual values of 4 to 8 animals per group. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. * p < 0.05, ** p < 0.01, *** p < 0.001 when comparing Fth1 +/+ to Fth1 −/− mice. ## p < 0.01, ### p < 0.001 when comparing infected to noninfected mice of the same genotype. ( D – G ) Representative images of H&E-stained liver sections from noninfected (NI) and infected (60 dpi) Fth1 +/+ and Fth1 −/− mice. Representative granulomas are outlined. Scale bar: 200 µm.

Techniques: Infection, Comparison, Staining

Journal: International Journal of Molecular Sciences

Article Title: H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection

doi: 10.3390/ijms23010269

Figure Lengend Snippet: Impact of infection on iron distribution. Sera from Fth1 +/+ (blue) and Fth1 −/− (red) mice infected for 60 days with M. avium 25291 (60 dpi) or from noninfected mice (NI), were used to measure ( A ) iron, ( B ) transferrin saturation, and ( C ) total ferritin ( n = 5 to 8). ( D , E ) Serum FTL and FTH1 subunits were measured by ELISA ( n = 2 to 4). ( F ) Liver sections were collected, and the iron concentration was determined by atomic absorption spectrometry ( n = 5 to 8). Bars represent the mean, and circles represent each animal. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. ** p < 0.01, *** p < 0.001 when comparing Fth1 −/− with Fth1 +/+ mice in the same experimental condition. # p < 0.05, ## p < 0.01, ### p < 0.001 when comparing infected to noninfected mice of the same genotype. ( G – J ) Perls’ staining of liver sections was used to evaluate iron distribution. Arrows indicate regions of iron accumulation (blue staining). Scale bar = 200 µm.

Techniques: Infection, Enzyme-linked Immunosorbent Assay, Concentration Assay, Comparison, Staining

Journal: International Journal of Molecular Sciences

Article Title: H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection

doi: 10.3390/ijms23010269

Figure Lengend Snippet: Effect of iron overload on the growth of M. avium in the liver. Groups of Fth1 +/+ (blue) and Fth1 −/− (red) mice were intraperitoneally injected with 10 mg of iron, in the form of iron–dextran, 10 days before intravenous infection with 10 6 CFU of M. avium 25291. Sixty days after infection, noninfected (NI) and infected (60 dpi) mice were euthanized. ( A ) Liver iron was quantified by atomic absorption spectrometry ( n = 4 to 8 per group). ( B ) Bacterial burden in the livers, 60 days after infection ( n = 6 to 8 per group). The bars represent the mean of the group, and each circle corresponds to one animal. Statistics: two-way ANOVA followed by Sidak multiple-comparison post hoc test. *** p < 0.001 when comparing Fth1 −/− to Fth1 +/+ mice in the same experimental condition. @ p < 0.001 when comparing iron-overloaded with non-iron-overloaded mice of the same genotype and infection status.

Techniques: Injection, Infection, Comparison

Journal: International Journal of Molecular Sciences

Article Title: H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection

doi: 10.3390/ijms23010269

Figure Lengend Snippet: Iron-related gene expression induced by mycobacterial infection.

Techniques: Gene Expression, Infection

Journal: International Journal of Molecular Sciences

Article Title: H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection

doi: 10.3390/ijms23010269

Figure Lengend Snippet: Effects of infection and myeloid Fth1 deficiency in iron and ferroportin distribution in the liver. Liver sections were obtained from ( A , B ) noninfected mice or ( C – H ) mice infected with M. avium for 60 days. Sections were stained for ( A – D , G , H ) ferroportin, using immunohistochemistry (brown staining) or for ( E , F ) iron, using the Perls’ method (blue staining). ( E – H ) Mice were intraperitoneally injected with 10 mg of iron, as iron–dextran, 10 days before infection. Representative images of at least three animals per experimental condition. Representative granulomas are outlined. Scale bar: 200 µm.

Techniques: Infection, Staining, Immunohistochemistry, Injection

Journal: International Journal of Molecular Sciences

Article Title: H-Ferritin Produced by Myeloid Cells Is Released to the Circulation and Plays a Major Role in Liver Iron Distribution during Infection

doi: 10.3390/ijms23010269

Figure Lengend Snippet: Primers sequences.

Techniques: Sequencing

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