ml347 alk1 2 inhibitor tocris Search Results


a 83-01  (Bio-Techne corporation)
96
Bio-Techne corporation a 83-01
A 83 01, supplied by Bio-Techne corporation, used in various techniques. Bioz Stars score: 96/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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Average 96 stars, based on 1 article reviews
a 83-01 - by Bioz Stars, 2026-07
96/100 stars
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alk1 2 inhibitor ml347  (Tocris)
93
Tocris alk1 2 inhibitor ml347
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Alk1 2 Inhibitor Ml347, supplied by Tocris, used in various techniques. Bioz Stars score: 93/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/ml347+alk1+2+inhibitor+tocris/pmc04681890-49-0-6?v=Tocris
Average 93 stars, based on 1 article reviews
alk1 2 inhibitor ml347 - by Bioz Stars, 2026-07
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ml347 alk1 2 inhibitor tocris  (Selleck Chemicals)
96
Selleck Chemicals ml347 alk1 2 inhibitor tocris
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Ml347 Alk1 2 Inhibitor Tocris, supplied by Selleck Chemicals, used in various techniques. Bioz Stars score: 96/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/ml347+alk1+2+inhibitor+tocris/pm37991133-139-165-183?v=Selleck+Chemicals
Average 96 stars, based on 1 article reviews
ml347 alk1 2 inhibitor tocris - by Bioz Stars, 2026-07
96/100 stars
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pan caspase inhibitor z-vad-fmk  (Bio-Techne corporation)
96
Bio-Techne corporation pan caspase inhibitor z-vad-fmk
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Pan Caspase Inhibitor Z Vad Fmk, supplied by Bio-Techne corporation, used in various techniques. Bioz Stars score: 96/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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Average 96 stars, based on 1 article reviews
pan caspase inhibitor z-vad-fmk - by Bioz Stars, 2026-07
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recombinant human alk-1 fc chimera protein, cf  (Bio-Techne corporation)
94
Bio-Techne corporation recombinant human alk-1 fc chimera protein, cf
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Recombinant Human Alk 1 Fc Chimera Protein, Cf, supplied by Bio-Techne corporation, used in various techniques. Bioz Stars score: 94/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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Average 94 stars, based on 1 article reviews
recombinant human alk-1 fc chimera protein, cf - by Bioz Stars, 2026-07
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noggin bmp inhibitor stem cell technologies  (Selleck Chemicals)
93
Selleck Chemicals noggin bmp inhibitor stem cell technologies
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Noggin Bmp Inhibitor Stem Cell Technologies, supplied by Selleck Chemicals, used in various techniques. Bioz Stars score: 93/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/ml347+alk1+2+inhibitor+tocris/pm37991133-139-154-183?v=Selleck+Chemicals
Average 93 stars, based on 1 article reviews
noggin bmp inhibitor stem cell technologies - by Bioz Stars, 2026-07
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a83  (Selleck Chemicals)
96
Selleck Chemicals a83
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
A83, supplied by Selleck Chemicals, used in various techniques. Bioz Stars score: 96/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/ml347+alk1+2+inhibitor+tocris/pm37991133-139-352-335?v=Selleck+Chemicals
Average 96 stars, based on 1 article reviews
a83 - by Bioz Stars, 2026-07
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wp1066  (Selleck Chemicals)
92
Selleck Chemicals wp1066
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Wp1066, supplied by Selleck Chemicals, used in various techniques. Bioz Stars score: 92/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/ml347+alk1+2+inhibitor+tocris/pm37991133-139-355-335?v=Selleck+Chemicals
Average 92 stars, based on 1 article reviews
wp1066 - by Bioz Stars, 2026-07
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modulators  (Bio-Techne corporation)
99
Bio-Techne corporation modulators
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Modulators, supplied by Bio-Techne corporation, used in various techniques. Bioz Stars score: 99/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/ml347+alk1+2+inhibitor+tocris/pm37991133-139-0-11?v=Bio-Techne+corporation
Average 99 stars, based on 1 article reviews
modulators - by Bioz Stars, 2026-07
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pd173074 fgfr inhibitor stemcell technologies  (Selleck Chemicals)
95
Selleck Chemicals pd173074 fgfr inhibitor stemcell technologies
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Pd173074 Fgfr Inhibitor Stemcell Technologies, supplied by Selleck Chemicals, used in various techniques. Bioz Stars score: 95/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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pd173074 fgfr inhibitor stemcell technologies - by Bioz Stars, 2026-07
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indolactam v pkc activator medchemexpress hy  (Selleck Chemicals)
93
Selleck Chemicals indolactam v pkc activator medchemexpress hy
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Indolactam V Pkc Activator Medchemexpress Hy, supplied by Selleck Chemicals, used in various techniques. Bioz Stars score: 93/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
https://www.bioz.com/product/ml347+alk1+2+inhibitor+tocris/pm37991133-139-312-335?v=Selleck+Chemicals
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indolactam v pkc activator medchemexpress hy - by Bioz Stars, 2026-07
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su5402 fgfr inhibitor stemcell technologies  (Selleck Chemicals)
94
Selleck Chemicals su5402 fgfr inhibitor stemcell technologies
ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or <t>ML347</t> 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.
Su5402 Fgfr Inhibitor Stemcell Technologies, supplied by Selleck Chemicals, used in various techniques. Bioz Stars score: 94/100, based on 1 PubMed citations. ZERO BIAS - scores, article reviews, protocol conditions and more
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Average 94 stars, based on 1 article reviews
su5402 fgfr inhibitor stemcell technologies - by Bioz Stars, 2026-07
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Image Search Results


ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or ML347 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.

Journal: Neoplasia (New York, N.Y.)

Article Title: Epigenetic Regulation of GDF2 Suppresses Anoikis in Ovarian and Breast Epithelia 1

doi: 10.1016/j.neo.2015.11.003

Figure Lengend Snippet: ALK3 and ALK6 are required for GDF2-induced SMAD1/5 phosphorylation. (A-B) Western blotting for pSMAD1/5 activation in PA1 and MCF10A cells in the presence and absence of dorsomorphin 1 μM (+) or 3 μM (++), SB431542 3 μM (+) or 5 μM (++), or ML347 500 nM (+) or 1 mM (++) as indicated with and without GDF2 (10 ng/ml) as indicated (quantification of pSMAD1/5 levels presented in Supplementary Figure S2 C ). (C) Immunoblotting of pSMAD1/5 in PA1 cells in the presence of shRNAs to ALK2, ALK3, ALK6, and BMPRII without and with GDF2 treatment (10 ng/ml) for 30 minutes. (D) QRT-PCR analyses of (C) to confirm reduced expression of ALK2, ALK3, ALK6, and BMPRII expression as indicated. (E) Kinase inactive ALK3 and ALK6 inhibit SMAD1/5 phosphorylation. Western blotting as indicated in MCF10A and PA1 cells in the presence of either mock transfected or HA-tagged kinase inactive ALK3 (ALK3 K-R) or ALK6 (ALK6 K-R) and treated with GDF2 for the time points indicated. Actin was the loading control. (F) Dorsomorphin inhibits SMAD1/5 transcriptional activation. BRE-luciferase reporter activity in indicated cells in the absence (GDF2 alone) or presence of 1 μM dorsomorphin (GDF2+DM). Fold induction of luciferase activity compared with DMSO-treated control cells is presented.

Article Snippet: ALK1/2 inhibitor ML347 (#4945) was from Tocris Bioscience.

Techniques: Phospho-proteomics, Western Blot, Activation Assay, Quantitative RT-PCR, Expressing, Transfection, Control, Luciferase, Activity Assay