نتایج جستجو برای: dgc

تعداد نتایج: 405  

Journal: :Journal of bacteriology 2005
Dmitri A Ryjenkov Marina Tarutina Oleg V Moskvin Mark Gomelsky

Proteins containing GGDEF domains are encoded in the majority of sequenced bacterial genomes. In several species, these proteins have been implicated in biosynthesis of exopolysaccharides, formation of biofilms, establishment of a sessile lifestyle, surface motility, and regulation of gene expression. However, biochemical activities of only a few GGDEF domain proteins have been tested. These pr...

Journal: :Journal of polymer science 2023

Abstract Bio‐sourced amine‐terminated polyhydroxyurethanes (PHUs) are obtained by terpolymerizing bio‐based diglycerol dicarbonate (DGC) or mannitol biscarbonate (MBC) with Priamine 1074 and 1,10‐diaminodecane (DAD). Partially thermoset non‐isocyanate polyurethane (NIPU) hybrids high biorenewable carbon content (84%–95%) using the synthesized PHUs as crosslinkers cyclic carbonated copolymers de...

Journal: :Transportation Research Part C-emerging Technologies 2021

• Propose a novel deep learning model for network-level traffic condition forecasting. Implement dynamic modules to learn state-dependent spatial correlations among roads. Decrypt and relate learnt parameters flow theory. Highlight the possibility combine accuracy interpretability in neural networks. Accurate explainable short-term forecasting is pivotal making trustworthy decisions advanced co...

Journal: :The Journal of pharmacology and experimental therapeutics 2011
Christian Spangler Volkhard Kaever Roland Seifert

Diguanylate cyclases (DGCs) synthesize the bacterial second messenger cyclic 3',5'-diguanosine monophosphate (c-di-GMP), which is degraded by specific phosphodiesterases. c-di-GMP levels control the transition of bacteria from a motile to a biofilm-forming lifestyle. These bacterial communities are highly resistant to antibiotic treatment and represent the predominant lifestyle in most chronic ...

Journal: :Reproductive Biology and Endocrinology : RB&E 2009
Corinne de Vantéry Arrighi Hervé Lucas Didier Chardonnens Ariane de Agostini

BACKGROUND Externalization of phosphatidylserine (EPS) occurs in apoptotic-like spermatozoa and could be used to remove them from sperm preparations to enhance sperm quality for assisted medical procreation. We first characterized EPS in sperms from infertile patients in terms of frequency of EPS spermatozoa as well as localization of phosphatidylserine (PS) on spermatozoa. Subsequently, we det...

Journal: :The Journal of experimental biology 2012
Berlizé Groenewald Stefan K Hetz Steven L Chown John S Terblanche

Gas exchange dynamics in insects is of fundamental importance to understanding evolved variation in breathing patterns, such as discontinuous gas exchange cycles (DGCs). Most insects do not rely solely on diffusion for the exchange of respiratory gases but may also make use of respiratory movements (active ventilation) to supplement gas exchange at rest. However, their temporal dynamics have no...

Journal: :The Journal of clinical investigation 2007
Naoki Suzuki Norio Motohashi Akiyoshi Uezumi So-ichiro Fukada Tetsuhiko Yoshimura Yasuto Itoyama Masashi Aoki Yuko Miyagoe-Suzuki Shin'ichi Takeda

Forkhead box O (Foxo) transcription factors induce muscle atrophy by upregulating the muscle-specific E3 ubiquitin ligases MuRF-1 and atrogin-1/MAFbx, but other than Akt, the upstream regulators of Foxos during muscle atrophy are largely unknown. To examine the involvement of the dystrophin glycoprotein complex (DGC) in regulation of Foxo activities and muscle atrophy, we analyzed the expressio...

Journal: :Journal of insect physiology 2005
Pablo E Schilman John R B Lighton David A Holway

Respiratory water loss (RWL) in insects showing continuous emission of CO(2) is poorly studied because few methodologies can measure it. Comparisons of RWL between insects showing continuous and discontinuous gas exchange cycles (DGC) are therefore difficult. We used two recently developed methodologies (the hyperoxic switch and correlation between water-loss and CO(2) emission rates) to compar...

2013
Sandra Lindenberg Gisela Klauck Christina Pesavento Eberhard Klauck Regine Hengge

C-di-GMP-which is produced by diguanylate cyclases (DGC) and degraded by specific phosphodiesterases (PDEs)-is a ubiquitous second messenger in bacterial biofilm formation. In Escherichia coli, several DGCs (YegE, YdaM) and PDEs (YhjH, YciR) and the MerR-like transcription factor MlrA regulate the transcription of csgD, which encodes a biofilm regulator essential for producing amyloid curli fib...

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