نتایج جستجو برای: pif
تعداد نتایج: 627 فیلتر نتایج به سال:
During DNA replication, the hairpin telomeres of Minute Virus of Mice (MVM) are extended and copied to create imperfectly palindromic duplex junction sequences that bridge adjacent genomes in concatameric replicative-form DNA. These are resolved by the viral initiator protein, NS1, but mechanisms employed at the two telomeres differ. Left-end:left-end junctions are resolved asymmetrically at a ...
BACKGROUND Viable embryos secrete preimplantation factor (PIF), a peptide that has autocrine effects where levels correlate with cultured embryos development. sPIF (PIF synthetic analog) promotes implantation by regulating decidual-cells immunity, adhesion, apoptosis and enhances trophoblastic cell invasion. Herein sPIF priming effects on non-decidualized endometrium and decidualized-stroma are...
BACKGROUND AND OBJECTIVES Pantoea agglomerans is a Gram-negative rod in the Enterobacteriaceae family. It is reported as both commensal and opportunistic pathogen of animals and humans. This organism is potential candidates as powdered infant milk formula-borne opportunistic pathogen. The aim of our study was to perform isolation, identification and antimicrobial susceptibility pattern of Panto...
D-Myo-inositol 1,2,6-triphosphate (alpha trinositol, AT) has been shown to attenuate muscle atrophy in a murine cachexia model through an increase in protein synthesis and a decrease in degradation. The mechanism of this effect has been investigated in murine myotubes using a range of catabolic stimuli, including proteolysis-inducing factor (PIF), angiotensin II (Ang II), lipopolysaccharide, an...
Clock-regulated pathways coordinate the response of many developmental processes to changes in photoperiod and temperature. We model two of the best-understood clock output pathways in Arabidopsis, which control key regulators of flowering and elongation growth. In flowering, the model predicted regulatory links from the clock to cycling DOF factor 1 (CDF1) and flavin-binding, KELCH repeat, F-b...
Aimed at the characteristics of Chinese whispered speech formants, i.e., migrating to highfrequency, increased bandwidth, and increased spurious peaks and merged peaks, a method of tracking the formant trajectory of continuous Chinese whispered speech using the Hidden Dynamic Model (HDM) with dynamic target orientation was put forward in this study. The calculation proceeded as follows: firstly...
BACKGROUND The aims of this study are to investigate the difference between the diaphragm thickness at end expiration and the thickness at total lung capacity (TLC), and to examine differences in inspiratory muscle function between stroke patients and healthy individuals. MATERIAL AND METHODS Forty-five stroke patients and 49 healthy volunteers were included in this study. Diaphragm thickness w...
In order to use a predicted protein structure one needs to know how good it is, as the utility of a model depends on its quality. To this aim, many Model Quality Assessment Programs (MQAP) have been developed over the last decade, with MQAP also being assessed at the CASP competition. We present a new knowledge-based MQAP which evaluates single protein structure models. We use a tree representa...
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