Results 101 to 110 of about 4,645,981 (305)

FKBP5 methylation, temperament, and chronotype in adolescent posttraumatic stress disorder: a preliminary case–control study

open access: yesEuropean Journal of Psychotraumatology
Background: Adolescents with posttraumatic stress disorder (PTSD) may show stress-system, personality, and circadian vulnerabilities, but these domains have rarely been examined together.Methods: In this exploratory case–control study, 36 newly diagnosed
Yiğit Özaydın   +4 more
doaj   +1 more source

Expression Status of UBE2Q2 in Colorectal Primary Tumors and Cell Lines

open access: yesIranian Journal of Medical Sciences, 2014
Background: Activation of the ubiquitin-proteasome pathway in various malignancies, including colorectal cancer, is established. This pathway mediates the degradation of damaged proteins and regulates growth and stress response.
Sayed Mohammad Shafiee   +6 more
doaj  

Versatile vector tools for efficient protein screening across multiple expression systems

open access: yesFEBS Open Bio, EarlyView.
A unified vector toolkit enables rapid protein expression screening across E. coli, insect, and mammalian cells. A single primer pair amplifies the target gene, which is inserted into any vector via a standardized interface. This streamlined workflow eliminates repeated cloning steps, accelerating the identification of optimal expression conditions for
Zhimin Zhu   +5 more
wiley   +1 more source

Evaluation of a reverse tetracycline inducible system in recombinant BCG to improve stability and immunogenicity [PDF]

open access: yes, 2011
The aim of this study is to utilise the tetracycline dependent gene regulation system to down-regulate recombinant antigen expression in BCG during the expansion of seed stocks and up-regulate expression prior to or post ...
Mbele, Prisca
core   +1 more source

Molecular characterization of covRS mutations in M1UK Streptococcus pyogenes

open access: yesFEBS Open Bio, EarlyView.
Group A Streptococcus (GAS) acquires covRS mutations driving a hypervirulent bacterial state, frequently associated with invasive disease‐like necrotizing fasciitis. We demonstrate that the newly emerged M1UK GAS lineage can also acquire these mutations.
Jarrad Pritchard   +12 more
wiley   +1 more source

The effects of anti-sense interleukin-5 gene transferred by recombinant adeno-associated virus in allergic rats [PDF]

open access: yes, 2008
The accumulation and infiltration of eosinophils in airways is one of the most important characteristics of asthma, and is mediated partly by secretion of IL-5 from Th2 lymphocytes.
Weining Xiong   +6 more
core  

Effects of IGFBP4 deficiency on human preadipocyte proliferation and differentiation through the IGF1R/AKT pathway

open access: yesFEBS Open Bio, EarlyView.
IGFBP4 knockdown (KD) impairs preadipocyte proliferation and is associated with IGF1R protein downregulation and attenuated AKT phosphorylation. The mechanisms by which IGFBP4 KD influences the IGF1R/AKT signaling pathway involve newly synthesized proteins and lysosomal degradation pathways. Created in BioRender.
Yujia Guo   +6 more
wiley   +1 more source

The roles of histone methylation in the regulation of abiotic stress responses in plants

open access: yesPlant Stress
Abiotic stress greatly threaten plants’ growth and ultimately impact crop productivity. Plants have evolved sophisticated regulatory mechanisms to cope with stressful conditions, including undergoing physiological changes through genetic and epigenetic ...
Lei Shi, Xiaoyun Cui, Yuan Shen
doaj   +1 more source

Yeast Gcn2 retains activity following humanization of its auto‐phosphorylation region

open access: yesFEBS Open Bio, EarlyView.
Using Saccharomyces cerevisiae as a model to study Gcn2 activation and regulation is limited by the lack of antibodies detecting phosphorylated Gcn2. To overcome this, we engineered Gcn2‐HsC, a yeast Gcn2 variant recognizable by commercial anti‐human phospho‐GCN2 antibodies.
Reuben A. Anderson   +2 more
wiley   +1 more source

Recombinant gelatin and collagen from methylotrophic yeasts [PDF]

open access: yes, 2002
Based on its structural role and compatibility within the human body, collagen is a commonly used biomaterial in medical applications, such as cosmetic surgery, wound treatment and tissue engineering.
Bruin, E.C., de
core  

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