Results 131 to 140 of about 1,213,334 (312)

Phosphoinositides and inositol phosphates as molecular glues

open access: yesFEBS Letters, EarlyView.
Inositol phosphates (IPs) and phosphoinositides (PIPs) regulate diverse eukaryotic processes. Beyond recruiting signaling proteins or acting as structural cofactors, recent studies suggest they mediate protein–protein interactions as natural molecular glues.
Aleshia Seaton‐Terry   +9 more
wiley   +1 more source

Experimental condition selection in whole-genome functional classification [PDF]

open access: yes, 2004
Microarray technologies enable the quantitative simultaneously monitoring of expression levels for thousands of genes under various experimental conditions.
Wong, K.W.   +3 more
core   +1 more source

Selection on Alleles Affecting Human Longevity and Late-Life Disease: The Example of Apolipoprotein E [PDF]

open access: yes, 2010
It is often claimed that genes affecting health in old age, such as cardiovascular and Alzheimer diseases, are beyond the reach of natural selection. We show in a simulation study based on known genetic (apolipoprotein E) and non-genetic risk factors ...
Kirkwood Thomas B. L.   +5 more
core   +1 more source

PARK(ing) time–How park deficiency affects the biological clock in a Drosophila model of Parkinson's disease

open access: yesFEBS Letters, EarlyView.
Drosophila park mutants serve as a model for Parkinson's disease. We used this strain to investigate the connection between oxidative stress and the circadian clock mechanism. We showed that increased oxidative stress affects the physiology of pacemaker cells, disrupting their daily structural plasticity. Lack of rhythmic signaling from pacemaker cells
Kamila Zientara   +3 more
wiley   +1 more source

Selection Does Not Operate Primarily on Genes [PDF]

open access: yes, 2008
This chapter offers a review of standard views about the requirements for natural selection to shape evolution and for the sorts of ‘units’ on which selection might operate.
Burian, Richard
core  

Models of cultural niche construction with selection and assortative mating [PDF]

open access: yes, 2012
This research was supported in part by National Institutes of Health grant GM28016 and a Biotechnology and Biological Sciences Research Council studentship to LF. The funders had no role in study design, data collection and analysis, decision to publish,
Fogarty, Laurel   +11 more
core   +1 more source

Positive Selection on Mammalian Immune Genes—Effects of Gene Function and Selective Constraint

open access: yesMolecular Biology and Evolution
Abstract Genome-wide analyses of various taxa have repeatedly shown that immune genes are important targets of positive selection. However, little is known about what factors determine which immune genes are under positive selection. To address this question, we here focus on the mammalian immune system and investigate the importance of ...
Mridula Nandakumar   +3 more
openaire   +3 more sources

Structural insights and therapeutic targets in Acinetobacter baumannii capsule biosynthesis

open access: yesFEBS Letters, EarlyView.
Hypervirulent KL49 A. baumannii's capsular polysaccharide contains the nonulosonic acid 8‐epi‐Leg5,7Ac2, synthesized by epimerization via ElaA, ElaB, and ElaC. Crystal structures of ElaA, ElaB, and ElaC reveal their role in CMP‐Leg5,7Ac2 synthesis and regioselective C8 epimerization.
Woo Cheol Lee   +7 more
wiley   +1 more source

Selection of reference genes for gene expression studies in rats

open access: yesJournal of Biotechnology, 2011
Selection of the most stable reference gene is critical for a reliable interpretation of gene expression data using RT-PCR. In order so, 17 commonly used genes were analyzed in Wistar rat duodenum, jejunum, ileum and liver following a fat gavage and at two time periods.
Martínez-Beamonte, R.   +8 more
openaire   +3 more sources

α‐Synuclein aggregation landscape from phase separation to neurotoxic intermediates

open access: yesFEBS Letters, EarlyView.
Alpha‐synuclein aggregation in Parkinson's disease involves a complex landscape of transient intermediates, including oligomers, fibrils and liquid–liquid phase separation (LLPS). A view is emerging in which LLPS maturation into solid‐like condensates may contribute to the formation of neurotoxic species.
Silvia Arino   +2 more
wiley   +1 more source

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