Results 11 to 20 of about 388,259 (256)

Wound Healing Promotion by Hyaluronic Acid: Effect of Molecular Weight on Gene Expression and In Vivo Wound Closure

open access: yesPharmaceuticals, 2021
Hyaluronic acid (HA) has been known to play an important role in wound healing process. However, the effect of molecular weight (MW) of exogenously administered HA on the wound healing process has not been fully understood. In this study, we investigated
Yayoi Kawano   +10 more
doaj   +1 more source

Epidermal stem cells [PDF]

open access: yesThe Journal of Pathology, 2002
AbstractThe clinical implications of understanding epidermal stem cell biology abound. Thousands of burns victims across the world have benefited from early research into the proliferation of epidermal keratinocytes in vitro. Advances now indicate there are a number of stem cell repositories within the epidermis, two of which, the interfollicular ...
Sam M, Janes   +2 more
openaire   +2 more sources

Silicon Alters Leaf Surface Morphology and Suppresses Insect Herbivory in a Model Grass Species

open access: yesPlants, 2020
Grasses accumulate large amounts of silicon (Si) which is deposited in trichomes, specialised silica cells and cell walls. This may increase leaf toughness and reduce cell rupture, palatability and digestion.
Casey R. Hall   +3 more
doaj   +1 more source

A positive regulatory loop between foxi3a and foxi3b is essential for specification and differentiation of zebrafish epidermal ionocytes. [PDF]

open access: yesPLoS ONE, 2007
BACKGROUND: Epidermal ionocytes play essential roles in the transepithelial transportation of ions, water, and acid-base balance in fish embryos before their branchial counterparts are fully functional.
Chung-Der Hsiao   +5 more
doaj   +1 more source

Silicon location through backscattered electron imaging and X-ray microanalysis in leaves of Cyperus ligularis L. and Rhynchospora aberrans C. B. Clarke (Cyperaceae) Localização de sílica por elétrons retroespalhados em folhas de Cyperus ligularis L. and Rhynchospora aberrans C. B. Clarke (Cyperaceae)

open access: yesActa Botânica Brasílica, 2012
The Cyperaceae show the ability to incorporate silicon by depositing colloidal silica, which is recorded by the occurrence of projections in the form of cones, in inner tangential walls of some epidermal cells or "silica cells". Leaves of C.
Maria Emília Maranhão Estelita   +1 more
doaj   +1 more source

Developmental patterning of sub-epidermal cells in the outer integument of Arabidopsis seeds. [PDF]

open access: yesPLoS ONE, 2017
The seed, the reproductive unit of angiosperms, is generally protected by the seed coat. The seed coat is made of one or two integuments, each comprising two epidermal cells layers and, in some cases, extra sub-epidermal cell layers. The thickness of the
Elisa Fiume   +4 more
doaj   +1 more source

Gαi1 promotes migration of epidermal cells exposed to short-term hypoxia

open access: yesDi-san junyi daxue xuebao, 2019
Objective To investigate the changes in the migration and motility of epidermal cells cultured under hypoxic conditions and the role of Gαi1 in promoting these changes.
ZHOU Xin   +5 more
doaj   +1 more source

Both Wnt signaling and epidermal stem cell-derived extracellular vesicles are involved in epidermal cell growth

open access: yesStem Cell Research & Therapy, 2020
Millions suffer from skin diseases. Functional interfollicular epidermal stem cells are needed in skin therapy or drug screening in vitro. We obtained functional interfollicular epidermal stem cells with intact stemness and cell junctions by treating ...
Ling Leng   +6 more
doaj   +1 more source

DNA-damage induced cell death in yap1;wwtr1 mutant epidermal basal cells

open access: yeseLife, 2022
In a previous study, it was reported that Yap1 and Wwtr1 in zebrafish regulates the morphogenesis of the posterior body and epidermal fin fold (Kimelman et al., 2017).
Jason KH Lai   +4 more
doaj   +1 more source

Epidermal Stem Cells

open access: yesJournal of Investigative Dermatology, 1983
Stem cells are by definition present in all self-renewing tissues and are believed to play a central role in cell growth and differentiation. Existing evidence suggests that a subpopulation of epidermal basal keratinocytes represents stem cells; however, these cells have never been positively identified.
Lavker, Robert M., Sun, Tung-Tien
openaire   +2 more sources

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