Results 41 to 50 of about 1,068,757 (265)

When and where? Pathogenic Escherichia coli differentially sense host D-serine using a universal transporter system to monitor their environment [PDF]

open access: yes, 2016
Sensing environmental stimuli is critically important for bacteria when faced with the multitude of adversities presented within the host. Responding appropriately to these signals and in turn integrating these responses into the regulatory network of ...
Connolly, James P.R., Roe, Andrew J.
core   +2 more sources

On nonemptiness of Newton strata in the $B_\mathrm{dR}^+$-Grassmannian for $\mathrm{GSp}_{2n}$ [PDF]

open access: yesarXiv, 2022
We build upon our previous work to study the Newton stratification on the $B_\mathrm{dR}^+$-Grassmannian for $\mathrm{GSp}_{2n}$. Our main result gives an explicit classification of all nonempty Newton strata associated to a Frobenius-conjugacy class satisfying certain conditions on the Newton polygon.
arxiv  

Extracellular serine controls epidermal stem cell fate and tumor initiation

open access: yesNature Cell Biology, 2020
Tissue stem cells are the cell of origin for many malignancies. Metabolites regulate the balance between self-renewal and differentiation, but whether endogenous metabolic pathways or nutrient availability predispose stem cells towards transformation ...
Sanjeethan C. Baksh   +9 more
semanticscholar   +1 more source

Serine one-carbon catabolism with formate overflow [PDF]

open access: yes, 2016
Serine catabolism to glycine and a one-carbon unit has been linked to the anabolic requirements of proliferating mammalian cells. However, genome-scale modeling predicts a catabolic role with one-carbon release as formate. We experimentally prove that in
Athineos, Dimitris   +11 more
core   +1 more source

A systematically-revised ribosome profiling method for bacteria reveals pauses at single-codon resolution

open access: yeseLife, 2019
In eukaryotes, ribosome profiling provides insight into the mechanism of protein synthesis at the codon level. In bacteria, however, the method has been more problematic and no consensus has emerged for how to best prepare profiling samples.
Fuad Mohammad   +2 more
doaj   +1 more source

Amino acid frequency and domain features serve well for random forest based classification of thermophilic and mesophilic protein; a case study on serine proteases [PDF]

open access: yesarXiv, 2021
Thermostability is an important prerequisite for enzymes employed for industrial applications. Several machine learning based models have thus been formulated for protein classification based on this particular trait. These models have employed features derived from sequences, structures or both resulting in a >93% accuracy based on a 10-fold cross ...
arxiv  

Characterization of serine proteinase expression in agaricus bisporus and coprinopsis cinerea by using green fluorescent protein and the A. bisporus SPR1 Promoter [PDF]

open access: yes, 2008
The Agaricus bisporus serine proteinase 1 (SPR1) appears to be significant in both mycelial nutrition and senescence of the fruiting body.
Andy M. Bailey   +13 more
core   +4 more sources

Bio-Insecticide of Thymus vulgaris and Ocimum basilicum Extract from Cell Suspensions and Their Inhibitory Effect against Serine, Cysteine, and Metalloproteinases of the Red Palm Weevil (Rhynchophorus ferrugineus)

open access: yesInsects, 2021
The current study was designed to investigate the insecticide role of volatile constituents produced from cell suspensions of T. vulgaris and O. basilicum against R. ferrugineus. Constituents were extracted from cell suspension after 40 days.
Hossam Moustafa Darrag   +2 more
doaj   +1 more source

Phosphorylation of CENP-A on serine 7 does not control centromere function [PDF]

open access: yes, 2019
CENP-A is the histone H3 variant necessary to specify the location of all eukaryotic centromeres via its CENP-A targeting domain and either one of its terminal regions.
Aslanian A.   +9 more
core   +1 more source

ترشيد أدوار المرأة في فكر الإمام يوسف القرضاوي

open access: yesمجلة كلية الشريعة والدراسات الإسلامية
أهداف البحث: الاهتداء لمنهجية القرضاوي في ترشيد أدوار المرأة المسلمة، والاعتناء بالمفاهيم والأصول الكبرى التي احتكم إليها في بناء موقفه، واستثمار ما توصل إليه في تعميق أداء المسلمة لواجباتها في واقعنا المعاصر.
Serine Louiz
doaj   +1 more source

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