Results 61 to 70 of about 238,370 (203)

Physiological and transcriptomic analyses provide insight into thermotolerance in desert plant Zygophyllum xanthoxylum

open access: yesBMC Plant Biology, 2023
Background Heat stress has adverse effects on the growth and reproduction of plants. Zygophyllum xanthoxylum, a typical xerophyte, is a dominant species in the desert where summer temperatures are around 40 °C.
Wan-Peng Bai   +8 more
doaj   +1 more source

Integrative analysis of the heat shock response in Aspergillus fumigatus [PDF]

open access: yes, 2010
Background Aspergillus fumigatus is a thermotolerant human-pathogenic mold and the most common cause of invasive aspergillosis (IA) in immunocompromised patients. Its predominance is based on several factors most of which are still unknown.
Daniela Albrecht   +3 more
core   +2 more sources

Role of the heat shock transcription factor, Hsf1, in a major fungal pathogen that is obligately associated with warm-blooded animals [PDF]

open access: yes, 2009
Peer reviewedPublisher ...
Brown, Alistair J. P.   +3 more
core   +1 more source

The pause-initiation limit restricts transcription activation in human cells.

open access: yes, 2019
Eukaryotic gene transcription is often controlled at the level of RNA polymerase II (Pol II) pausing in the promoter-proximal region. Pausing Pol II limits the frequency of transcription initiation ('pause-initiation limit'), predicting that the pause ...
Cramer, P., Gressel, S., Schwalb, B.
core   +1 more source

Heat shock proteins and the cellular response to osmotic stress [PDF]

open access: yes, 2000
In antidiuresis, the intrarenal distribution of HSP25/27, alpha beta -crystallin, HSP72, OSP94 and HSP110 corresponds to the osmotic gradient between cortex and papilla: low amounts in the cortex and high values in the inner medulla and papilla.
Beck, Franz-X.   +3 more
core   +1 more source

Deteriorated stress response in stationary-phase yeast: Sir2 and Yap1 are essential for Hsf1 activation by heat shock and oxidative stress, respectively. [PDF]

open access: yesPLoS ONE, 2014
Stationary-phase cultures have been used as an important model of aging, a complex process involving multiple pathways and signaling networks. However, the molecular processes underlying stress response of non-dividing cells are poorly understood ...
Inbal Nussbaum   +4 more
doaj   +1 more source

Roles of Three HSF Domain-Containing Proteins in Mediating Heat-Shock Protein Genes and Sustaining Asexual Cycle, Stress Tolerance, and Virulence in Beauveria bassiana

open access: yesFrontiers in Microbiology, 2018
Heat-shock transcription factors (HSFs) with a HSF domain are regulators of fungal heat-shock protein (HSP) genes and many others vectoring heat-shock elements, to which the domain binds in response to heat shock and other stress cues.
Gang Zhou   +8 more
doaj   +1 more source

Polymorphisms of Bovine HSP90 and Their Implications in Beef Cattle Productivity [PDF]

open access: yes, 2018
Production of beef cattle represents a $60 billion industry in the United States (USDA, 2015). The American beef cattle industry loses an estimated $370 million annually due to heat stress (St-Pierre, 2003).
Smith, Glynn G
core   +2 more sources

Heat Shock Factor 5 Is Essential for Spermatogenesis in Zebrafish

open access: yesCell Reports, 2018
Summary: Heat shock factors (Hsfs) are transcription factors that regulate responses to heat shock and other environmental stimuli. Four heat shock factors (Hsf1-4) have been characterized from vertebrates to date.
Jolly M. Saju   +8 more
doaj   +1 more source

Beating the Heat: A Translation Factor and an RNA Mobilize the Heat Shock Transcription Factor HSF1 [PDF]

open access: yesMolecular Cell, 2006
Cells respond to stress via orchestrated modifications in gene expression; in a recent publication in Nature, Shamovsky et al. (2006) report that an RNA and a translation factor regulate the activity of a transcriptional activator essential to the mammalian heat shock response.
Kugel, Jennifer F., Goodrich, James A.
openaire   +2 more sources

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