Results 21 to 30 of about 342,109 (304)

Real-time imaging of pulvinus bending in Mimosa pudica [PDF]

open access: yes, 2019
Mimosa pudica is a plant that rapidly shrinks its body in response to external stimuli. M. pudica does not perform merely simple movements, but exhibits a variety of movements that quickly change depending on the type of stimuli.
Lee, SJ, Song, K, Yeom, E
core   +1 more source

Micromorphology of flowers, anatomy and ultrastructure of Chamomilla recutita (L.) Rausch. (Asteraceae) nectary

open access: yesActa Agrobotanica, 2012
Investigations of the micromorphology of flowers and the structure of nectaries in Chamomilla recutita L. (Rausch.) were carried out with the use of stereoscopic, light, scanning and transmission electron microscopy.
Aneta Sulborska
doaj   +1 more source

UV Radiation and Its Relation to DNA Methylation in Epidermal Cells: A Review

open access: yesEpigenomes, 2020
DNA methylation is the most studied epigenetic mark, and it can be altered by environmental factors. Among these factors, ultraviolet radiation (UV) is little explored within this context.
Naila Francis Paulo de Oliveira   +2 more
doaj   +1 more source

An Anhydrous Sodium Chloride Skin Preservation Model for Studies on Keratinocytes Grafting into the Wounds

open access: yesPharmaceutics, 2021
Background. Human skin is needed for covering large body areas lost by trauma. The shortcomings of contemporary methods of skin storage are limited preservation time and high immunogenicity if allogeneic. Methods.
Anna Domaszewska-Szostek   +5 more
doaj   +1 more source

Keratinocytes mediate innocuous and noxious touch via ATP-P2X4 signaling

open access: yeseLife, 2018
The first point of our body’s contact with tactile stimuli (innocuous and noxious) is the epidermis, the outermost layer of skin that is largely composed of keratinocytes.
Francie Moehring   +8 more
doaj   +1 more source

Circadian control of interferon-sensitive gene expression in murine skin. [PDF]

open access: yes, 2020
The circadian clock coordinates a variety of immune responses with signals from the external environment to promote survival. We investigated the potential reciprocal relationship between the circadian clock and skin inflammation.
Andersen, Bogi   +9 more
core   +2 more sources

A protein phosphatase network controls the temporal and spatial dynamics of differentiation commitment in human epidermis

open access: yeseLife, 2017
Epidermal homeostasis depends on a balance between stem cell renewal and terminal differentiation. The transition between the two cell states, termed commitment, is poorly understood.
Ajay Mishra   +11 more
doaj   +1 more source

Iron Metabolism of the Skin: Recycling versus Release

open access: yesMetabolites, 2023
The skin protects the body against exogenous stressors. Its function is partially achieved by the permanent regeneration of the epidermis, which requires high metabolic activity and the shedding of superficial cells, leading to the loss of metabolites ...
Marta Surbek   +2 more
doaj   +1 more source

Differentiation-dependent glycosylation of cells in squamous cell epithelia detected by a mammalian lectin [PDF]

open access: yes, 2002
The squamous stratified epithelia contain a proliferative (harboring mitotic activity) and a differentiating compartment. Due to the potential of protein-carbohyd rate interactions to regulate cellular activities we introduced a mammalian lectin to cyto-
Dvorankova, Barbora   +7 more
core   +1 more source

Keratin 14-dependent disulfides regulate epidermal homeostasis and barrier function via 14-3-3σ and YAP1

open access: yeseLife, 2020
The intermediate filament protein keratin 14 (K14) provides vital structural support in basal keratinocytes of epidermis. Recent studies evidenced a role for K14-dependent disulfide bonding in the organization and dynamics of keratin IFs in skin ...
Yajuan Guo   +6 more
doaj   +1 more source

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