Results 71 to 80 of about 3,070,291 (402)

On the Ribosomal Density that Maximizes Protein Translation Rate. [PDF]

open access: yesPLoS ONE, 2016
During mRNA translation, several ribosomes attach to the same mRNA molecule simultaneously translating it into a protein. This pipelining increases the protein translation rate.
Yoram Zarai   +2 more
doaj   +1 more source

A Unifying Scenario on the Origin and Evolution of Cellular and Viral Domains [PDF]

open access: yes, 2009
The cellular theory on the nature of life has been one of the first major advancements in biology. Viruses, however, are the most abundant life forms, and their exclusion from mainstream biology and the Tree of Life (TOL) is a major paradox in biology ...
Claudiu I. Bandea
core   +1 more source

Geodesic Warps by Conformal Mappings [PDF]

open access: yes, 2012
In recent years there has been considerable interest in methods for diffeomorphic warping of images, with applications e.g.\ in medical imaging and evolutionary biology.
B Khesin   +9 more
core   +1 more source

By dawn or dusk—how circadian timing rewrites bacterial infection outcomes

open access: yesFEBS Letters, EarlyView.
The circadian clock shapes immune function, yet its influence on infection outcomes is only beginning to be understood. This review highlights how circadian timing alters host responses to the bacterial pathogens Salmonella enterica, Listeria monocytogenes, and Streptococcus pneumoniae revealing that the effectiveness of immune defense depends not only
Devons Mo   +2 more
wiley   +1 more source

Caloric Restriction Induces MicroRNAs to Improve Mitochondrial Proteostasis

open access: yesiScience, 2019
Summary: Both caloric restriction (CR) and mitochondrial proteostasis are linked to longevity, but how CR maintains mitochondrial proteostasis in mammals remains elusive. MicroRNAs (miRNAs) are well known for gene silencing in cytoplasm and have recently
Ran Zhang   +17 more
doaj   +1 more source

Syncrip/hnRNP Q is required for activity-induced Msp300/Nesprin-1 expression and new synapse formation. [PDF]

open access: yes, 2019
Memory and learning involve activity-driven expression of proteins and cytoskeletal reorganization at new synapses, requiring posttranscriptional regulation of localized mRNA a long distance from corresponding nuclei.
Davis, Ilan   +6 more
core   +4 more sources

The role and implications of mammalian cellular circadian entrainment

open access: yesFEBS Letters, EarlyView.
At their most fundamental level, mammalian circadian rhythms occur inside every individual cell. To tell the correct time, cells must align (or ‘entrain’) their circadian rhythm to the external environment. In this review, we highlight how cells entrain to the major circadian cues of light, feeding and temperature, and the implications this has for our
Priya Crosby
wiley   +1 more source

Synthetic biology in the UK – An outline of plans and progress

open access: yesSynthetic and Systems Biotechnology, 2016
Synthetic biology is capable of delivering new solutions to key challenges spanning the bioeconomy, both nationally and internationally. Recognising this significant potential and the associated need to facilitate its translation and commercialisation ...
L.J. Clarke, R.I. Kitney
doaj   +1 more source

Messenger RNA Fluctuations and Regulatory RNAs Shape the Dynamics of Negative Feedback Loop

open access: yes, 2010
Single cell experiments of simple regulatory networks can markedly differ from cell population experiments. Such differences arise from stochastic events in individual cells that are averaged out in cell populations.
Furman, Itay   +4 more
core   +1 more source

Identification of HuR target circular RNAs uncovers suppression of PABPN1 translation by CircPABPN1

open access: yesRNA Biology, 2017
HuR influences gene expression programs and hence cellular phenotypes by binding to hundreds of coding and noncoding linear RNAs. However, whether HuR binds to circular RNAs (circRNAs) and impacts on their function is unknown. Here, we have identified en
K. Abdelmohsen   +10 more
semanticscholar   +1 more source

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