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Harold A. Chapman

Researcher at University of California, San Francisco

Publications -  194
Citations -  28936

Harold A. Chapman is an academic researcher from University of California, San Francisco. The author has contributed to research in topics: Cathepsin S & Integrin. The author has an hindex of 87, co-authored 191 publications receiving 26617 citations. Previous affiliations of Harold A. Chapman include University of Utah & Brigham and Women's Hospital.

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Alveolar epithelial cell mesenchymal transition develops in vivo during pulmonary fibrosis and is regulated by the extracellular matrix

TL;DR: Alveolar epithelial cells are revealed as progenitors for fibroblasts in vivo and implicate the provisional extracellular matrix as a key regulator of epithelial transdifferentiation during fibrogenesis.
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Pycnodysostosis, a Lysosomal Disease Caused by Cathepsin K Deficiency

TL;DR: It is suggested that cathepsin K is a major protease in bone resorption, providing a possible rationale for the treatment of disorders such as osteoporosis and certain forms of arthritis.
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Emerging roles for cysteine proteases in human biology

TL;DR: The ability of macrophages and other cells to mobilize elastolytic cysteine proteases to their surfaces under specialized conditions may also lead to accelerated collagen and elastin degradation at sites of inflammation in diseases such as atherosclerosis and emphysema.
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Regulation of Integrin Function by the Urokinase Receptor

TL;DR: The urokinase-type plasminogen activator receptor (uPAR) and integrins formed stable complexes that both inhibited native integrin adhesive function and promoted adhesion to vitronectin via a ligand binding site on uPAR.