Results 21 to 30 of about 5,152,302 (303)

Antibacterial characteristics of orange pigment extracted from Monascus pigments against Escherichia coli

open access: yesCzech Journal of Food Sciences, 2016
The antibacterial characteristics of orange pigment, which is one of the Monascus pigments, against Escherichia coli were investigated. Orange pigment exhibited strong antibacterial activity against E.
Guo-Ping Zhao   +3 more
doaj   +1 more source

Biological effects of cigarette smoke in cultured human retinal pigment epithelial cells. [PDF]

open access: yes, 2012
The goal of the present study was to determine whether treatment with cigarette smoke extract (CSE) induces cell loss, cellular senescence, and extracellular matrix (ECM) synthesis in primary human retinal pigment epithelial (RPE) cells. Primary cultured
Johannes Burger   +8 more
core   +2 more sources

Cytochemical localization of H2O2 in pigment glands of cotton (Gossypium hirsutum L.)

open access: yesJournal of Integrative Agriculture, 2016
Programmed cell death (PCD) plays a critical role in the development of plant pigment glands, while H2O2, which is a kind of reactive oxygen species (ROS) produced by the aerobic metabolism of cells, acts as an important signal in this process.
Ling-li WANG   +4 more
doaj   +1 more source

Differences in macular pigment optical density across four ethnicities: a comparative study

open access: yesTherapeutic Advances in Ophthalmology, 2020
Objective: The aim of this study is to compare macular pigment optical density levels across four different ethnicities and study its influence on ganglion cell layer and retinal nerve fibre layer thickness across these ethnicities.
Pinakin Gunvant Davey   +2 more
doaj   +1 more source

Scaffolds for retinal pigment epithelial cell transplantation in age-related macular degeneration

open access: yesJournal of Tissue Engineering, 2017
In several retinal degenerative diseases, including age-related macular degeneration, the retinal pigment epithelium, a highly functionalized cell monolayer, becomes dysfunctional.
Corina E White, Ronke M Olabisi
doaj   +1 more source

Malaria impairs T cell clustering and immune priming despite normal signal 1 from dendritic cells [PDF]

open access: yes, 2007
Interactions between antigen-presenting dendritic cells (DCs) and T cells are essential for the induction of an immune response. However, during malaria infection, DC function is compromised and immune responses against parasite and heterologous antigens
Owain R Millington   +34 more
core   +1 more source

Transgenic mouse models for tumors of melanocytes and retinal pigment epithelium

open access: yes, 1999
Cutaneous and ocular melanomas are due to malignant transformation of neural crest-derived melanocytes. The rising incidence of this tumor in humans has stimulated experiments to devise suitable mouse models.
Hunziker, A., Beermann, F., Foletti, A.
core   +2 more sources

Medical images classification for skin cancer using quantitative image features with optical coherence tomography [PDF]

open access: yesJournal of Innovative Optical Health Sciences, 2016
Optical coherence tomography (OCT) is employed in the diagnosis of skin cancer. Particularly, quantitative image features extracted from OCT images might be used as indicators to classify the skin tumors.
Wei Gao   +5 more
doaj   +1 more source

The Effects of Temperature and Ethanol on Proanthocyanidin Adsorption to Grape Cell Wall Material in the Presence of Anthocyanins

open access: yesMolecules, 2020
The quantitative and qualitative impacts of anthocyanins on proanthocyanidin adsorption to grape-derived cell wall material were investigated in fifteen unique systems of varying temperatures, ethanol concentrations, and proanthocyanidin concentrations ...
Jordan W. Beaver   +7 more
doaj   +1 more source

Harnessing Hue: Advances and Applications of Fish Skin Pigmentation Genetics in Aquaculture

open access: yesFishes
Fish exhibit a broad spectrum of colors and patterns facilitated by specialized cells known as chromatophores. The vibrant coloration of fish, controlled by complex genetic and environmental interactions, serves critical roles in ecological functions ...
Jialong Liu   +4 more
doaj   +1 more source

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