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HD-Zip II TFs control root patterning.  (A,B) Altered SCN patterning in  ha...
Published: 19 April 2024
Fig. 1. HD-Zip II TFs control root patterning. (A,B) Altered SCN patterning in hat3-3 athb4-1 athb2-3 (B) compared with Col-0 (A), as visualized using propidium iodide (PI) staining. (C,D) Reduced root apical meristem length in hat3-3 athb4-1 athb2-3 (D) compared with Col-0 (C) in 5- and 10-... More about this image found in HD-Zip II TFs control root patterning. (A,B) Altered SCN patterning in ha...
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HD-Zip II TFs are expressed in the root meristem.  (A-C) Expression of HAT3...
Published: 19 April 2024
Fig. 2. HD-Zip II TFs are expressed in the root meristem. (A-C) Expression of HAT3:YFP (A), ATHB4:GFP (B) and ATHB2:GFP (C) proteins (green) in wild-type roots. (D-F) Details of HAT3:GFP (D), ATHB4:GFP (E) and ATHB2:GFP (F) expression in distal tissues of the roots in A-C, using the color scale ... More about this image found in HD-Zip II TFs are expressed in the root meristem. (A-C) Expression of HAT3...
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HD-Zip II TFs regulate columella stem cell fate and identity.  (A-D) Lugol'...
Published: 19 April 2024
Fig. 3. HD-Zip II TFs regulate columella stem cell fate and identity. (A-D) Lugol's staining in Col-0 (A), hat3-3 athb4-1 (B), hat3-3 athb4-1 athb2-3 (C) and athb2-2 (D). Arrowheads: white, quiescent center (QC); black, columella stem cells (CSCs). (E) Number of CSC layers in the indicated... More about this image found in HD-Zip II TFs regulate columella stem cell fate and identity. (A-D) Lugol'...
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HD-Zip II TFs affect auxin transport and signaling in the RAM.  (A-C)  DR5r...
Published: 19 April 2024
Fig. 4. HD-Zip II TFs affect auxin transport and signaling in the RAM. (A-C) DR5rev::GFP expression in Col-0 (A) and hat3-3 athb4-1 athb2-3 (B) displayed with signal intensity profiles measured along the highlighted regions. (C) Quantification of DR5rev::GFP intensity in the Col-0 and hat... More about this image found in HD-Zip II TFs affect auxin transport and signaling in the RAM. (A-C) DR5r...
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Genetic interactions between HD-Zip II TFs and auxin-related CSC regulators...
Published: 19 April 2024
Fig. 5. Genetic interactions between HD-Zip II TFs and auxin-related CSC regulators WOX5 and ARF10/ARF16. (A-D) WOX5::GFP expression in Col-0 (A,C) and hat3-3 athb4-1 athb2-3 (B,D) roots, untreated (A,B) or treated with NAA (C,D). (E) Number of CSC layers in the indicated genotypes. a P &l... More about this image found in Genetic interactions between HD-Zip II TFs and auxin-related CSC regulators...
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HD-Zips II TFs act downstream of the FEZ/SMB pathway to regulate CSCs fate....
Published: 19 April 2024
Fig. 6. HD-Zips II TFs act downstream of the FEZ/SMB pathway to regulate CSCs fate. (A) Number of columella stem cell (CSC) layers in hd-zip II , fez and smb mutant combinations. a P <0.01 versus Col-0; b P <0.01 versus hat3-3 athb4-1 athb2-3 ; c P <0.01 versus smb-3 . (B-G... More about this image found in HD-Zips II TFs act downstream of the FEZ/SMB pathway to regulate CSCs fate....
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A model for HD-Zip II TF function in CSC fate determination.  In columella ...
Published: 19 April 2024
Fig. 7. A model for HD-Zip II TF function in CSC fate determination. In columella stem cells (CSCs), HD-Zip II TFs promote proliferation downstream of FEZ by interfering with auxin-mediated differentiation. On one hand, HD-Zip II TFs affect the expression of PINs to modulate auxin gradients; on ... More about this image found in A model for HD-Zip II TF function in CSC fate determination. In columella ...
Journal Articles
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Journal Articles
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Dynamics of cell proliferation and fold formation in the leg.  (A) Illustra...
Published: 16 April 2024
Fig. 1. Dynamics of cell proliferation and fold formation in the leg. (A) Illustration of a third-stage larva with the imaginal leg disc colored in magenta and the development of the disc up to the adult stage. ME, main epithelium; PM, peripodial membrane. A detailed view of a prepupal tarsal fo... More about this image found in Dynamics of cell proliferation and fold formation in the leg. (A) Illustra...
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Reduction of cell proliferation inhibits epithelial folding and joint forma...
Published: 16 April 2024
Fig. 2. Reduction of cell proliferation inhibits epithelial folding and joint formation. (A) Tarsal region of prepupal leg imaginal discs expressing the indicated transgenes for 48 h by hh Gal80 > stained for F-actin, and Cubitus interruptus (Ci) that marks the anterior compartment. The ch... More about this image found in Reduction of cell proliferation inhibits epithelial folding and joint forma...
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Analysis of F-actin, Rho1 activity and Sqh after E2f1 knockdown.  (A,B) Tar...
Published: 16 April 2024
Fig. 3. Analysis of F-actin, Rho1 activity and Sqh after E2f1 knockdown. (A,B) Tarsal region of prepupal leg imaginal discs expressing for 48 h the indicated transgenes by hh Gal80 > stained for F-actin and E-Cad. The anterior (A) and posterior (P) compartment boundary is represented by a w... More about this image found in Analysis of F-actin, Rho1 activity and Sqh after E2f1 knockdown. (A,B) Tar...
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Cell proliferation promotes epithelial folding at specific locations.  (A) ...
Published: 16 April 2024
Fig. 4. Cell proliferation promotes epithelial folding at specific locations. (A) Schematic depicts a sagittal view of the tarsal domain in a prepupal leg, highlighting the ta4/ta5 tarsal fold region in blue. Also shown is the ta4/ta5 tarsal fold stained with Dapi and F-actin. The interjoint and... More about this image found in Cell proliferation promotes epithelial folding at specific locations. (A) ...
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The extracellular matrix generates compressive forces that promote epitheli...
Published: 16 April 2024
Fig. 5. The extracellular matrix generates compressive forces that promote epithelium folding. (A) Tarsal region of prepupal leg imaginal discs dissected 4 h APF and 7 h APF and stained for F-actin and Vkg-GFP. Vkg-GFP covers the basal surface of the main epithelium and of the peripodial membran... More about this image found in The extracellular matrix generates compressive forces that promote epitheli...
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Dysf induces F-actin accumulation and cell shortening.  (A) Tarsal region o...
Published: 16 April 2024
Fig. 6. Dysf induces F-actin accumulation and cell shortening. (A) Tarsal region of prepupal leg imaginal discs expressing UAS-dysf-RNAi in the posterior compartment by hh-Gal4 ( hh> ) stained for F-actin and for the Notch target gene E(spl)mβ-HLH . Anterior (A) and posterior (P) compart... More about this image found in Dysf induces F-actin accumulation and cell shortening. (A) Tarsal region o...