Results 21 to 30 of about 604,841 (328)

Isolation of Myricitrin and 3,5-di-O-Methyl Gossypetin from Syzygium samarangense and Evaluation of their Involvement in Protecting Keratinocytes against Oxidative Stress via Activation of the Nrf-2 Pathway

open access: yesMolecules, 2019
The wax apple (Syzygium samarangense) is traditionally employed as an antibacterial and immunostimulant drug in traditional medicine. This plant is rich in different flavonoids and tannins. In this study, we isolated two compounds from S.
Mansour Sobeh   +6 more
doaj   +1 more source

Bioimaging Applications of Carbon Nanodots: A Review

open access: yesC, 2019
Carbon nanodots (CNDs) is the newest member of carbon-based nanomaterials and one of the most promising for the development of new, advanced applications.
Athanasia Kasouni   +2 more
doaj   +1 more source

Phosphorylation stoichiometries of human eukaryotic initiation factors. [PDF]

open access: yes, 2014
Eukaryotic translation initiation factors are the principal molecular effectors regulating the process converting nucleic acid to functional protein. Commonly referred to as eIFs (eukaryotic initiation factors), this suite of proteins is comprised of at ...
Andaya, Armann   +4 more
core   +2 more sources

Electromechanical Model for Eukaryotic Cells [PDF]

open access: yesBiophysical Journal, 2014
Electromechanics is important in many cellular processes, including motility, cancer metastasis, wound healing, and embryogenesis. Experiments show that cells placed in direct current electric fields are able to sense the field and direct their motion. Other experiments show that cell volume changes are important in invading cancer cells.
Florence Yellin   +3 more
openaire   +2 more sources

Evolutionary cell biology: Functional insight from “Endless forms most beautiful” [PDF]

open access: yes, 2015
In animal and fungal model organisms, the complexities of cell biology have been analyzed in exquisite detail and much is known about how these organisms function at the cellular level.
Dacks, Joel B.   +4 more
core   +1 more source

The scale-free dynamics of eukaryotic cells. [PDF]

open access: yesPLoS ONE, 2008
Temporal organization of biological processes requires massively parallel processing on a synchronized time-base. We analyzed time-series data obtained from the bioenergetic oscillatory outputs of Saccharomyces cerevisiae and isolated cardiomyocytes ...
Miguel A Aon   +6 more
doaj   +1 more source

Endosymbiosis and Eukaryotic Cell Evolution [PDF]

open access: yesCurrent Biology, 2015
Understanding the evolution of eukaryotic cellular complexity is one of the grand challenges of modern biology. It has now been firmly established that mitochondria and plastids, the classical membrane-bound organelles of eukaryotic cells, evolved from bacteria by endosymbiosis.
openaire   +2 more sources

Redox compartmentalization in eukaryotic cells [PDF]

open access: yesBiochimica et Biophysica Acta (BBA) - General Subjects, 2008
Diverse functions of eukaryotic cells are optimized by organization of compatible chemistries into distinct compartments defined by the structures of lipid-containing membranes, multiprotein complexes and oligomeric structures of saccharides and nucleic acids.
Dean P. Jones, Young-Mi Go
openaire   +3 more sources

The basic principles of DNA damage detection by the alkaline comet assay [PDF]

open access: yesArhiv za farmaciju
The Comet assay is a highly sensitive and rapid method for detecting DNA damage at the level of individual cells. It measures single-stranded and double-stranded DNA breaks, alkali-labile, incomplete excision repair and cross-linking sites.
Živković Lada   +6 more
doaj   +1 more source

Output Regulation and Function Optimization of Mitochondria in Eukaryotes

open access: yesFrontiers in Cell and Developmental Biology, 2020
The emergence of endosymbiosis between aerobic alpha-proteobacterium and anaerobic eukaryotic cell precursors opened the chapter of eukaryotic evolution.
Miaolin Zeng   +5 more
doaj   +1 more source

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