Results 21 to 30 of about 3,024,874 (379)

The hyper-activation of transcriptional enhancers in breast cancer

open access: yesClinical Epigenetics, 2019
Background Activation of transcription enhancers, especially super-enhancers, is one of the critical epigenetic features of tumorigenesis. However, very few studies have systematically identified the enhancers specific in cancer tissues. Methods Here, we
Qing-Lan Li   +8 more
doaj   +1 more source

Cellular fate of intersex differentiation

open access: yesCell Death and Disease, 2021
Infertile ovotestis (mixture of ovary and testis) often occurs in intersex individuals under certain pathological and physiological conditions. However, how ovotestis is formed remains largely unknown.
Xin Wang   +6 more
doaj   +1 more source

Integrative concept of homeostasis: translating physiology into medicine [PDF]

open access: yes, 2011
To truly understand living systems they must be viewed as a whole. In order to achieve this and to come to some law to which living systems obey, data obtained on cells, tissues and organs should be integrated.
Ivan Spasojevic, Ivan Spasojevic
core   +3 more sources

Telomerase regulation by the long non-coding RNA H19 in human acute promyelocytic leukemia cells

open access: yesMolecular Cancer, 2018
Background Since tumor growth requires reactivation of telomerase (hTERT), this enzyme is a challenging target for drug development. Therefore, it is of great interest to identify telomerase expression and activity regulators.
Joëlle El Hajj   +6 more
doaj   +1 more source

Characterization of Hsp17, a Novel Small Heat Shock Protein, in Sphingomonas melonis TY under Heat Stress

open access: yesMicrobiology Spectrum, 2023
Bacteria are constantly exposed to a variety of environmental stresses. Temperature is considered one of the most important environmental factors affecting microbial growth and survival.
Yihan Wang   +5 more
doaj   +1 more source

Hepcidin and iron homeostasis during pregnancy. [PDF]

open access: yes, 2014
Hepcidin is the master regulator of systemic iron bioavailability in humans. This review examines primary research articles that assessed hepcidin during pregnancy and postpartum and report its relationship to maternal and infant iron status and birth ...
Cadwell, Brooke   +4 more
core   +1 more source

Optimising homeostasis [PDF]

open access: yesBritish Medical Bulletin, 2000
There is a wealth of experimental and clinical information showing that hypertension, hyperglycaemia, hyperthermia and intracranial hypertension are each independent indicators of a poor prognosis after stroke, but there is an astonishing lack of evidence from randomised controlled trials to tell us how to manage these problems, bearing in mind their ...
openaire   +2 more sources

An optimized base editor with efficient C-to-T base editing in zebrafish

open access: yesBMC Biology, 2020
Background Zebrafish is a model organism widely used for the understanding of gene function, including the fundamental basis of human disease, enabled by the presence in its genome of a high number of orthologs to human genes.
Yu Zhao   +4 more
doaj   +1 more source

Competitive oxidation and ubiquitylation on the evolutionarily conserved cysteine confer tissue-specific stabilization of Insig-2

open access: yesNature Communications, 2020
The protein Insig-2 negatively regulates lipid biosynthesis and is short-lived in liver cells but stable in muscle cells. Here, the authors show that in muscle cells producing reactive oxygen species, there is increased oxidation compared to ...
Zhang-Sen Zhou   +11 more
doaj   +1 more source

CaMKII-dependent regulation of cardiac Na(+) homeostasis. [PDF]

open access: yes, 2014
Na(+) homeostasis is a key regulator of cardiac excitation and contraction. The cardiac voltage-gated Na(+) channel, NaV1.5, critically controls cell excitability, and altered channel gating has been implicated in both inherited and acquired arrhythmias.
Grandi, Eleonora, Herren, Anthony W
core   +2 more sources

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