Results 91 to 100 of about 7,407,230 (297)

From junk to function — How weak selection in eukaryotes builds new parts and drives genomic complexity

open access: yesFEBS Letters, EarlyView.
How do genomes gain new functional parts? In eukaryotes, which tend to evolve under weak selection, much of the genome is junk. Palazzo and Qiu borrow the logic of Markov chains to show how non‐functional DNA becomes functional through the appearance of intermediate states, which arise due to epistasis, buffering, and biochemical messiness, allowing ...
Alexander F. Palazzo, Yi Qiu
wiley   +1 more source

The Shewanella oneidensis Fic enzyme SoFic targets the switch‐I region of EF‐Tu for AMPylation

open access: yesFEBS Letters, EarlyView.
Fic enzymes mediate diverse post‐translational modifications across all domains of life, including AMPylation. Prokaryotic EF‐Tu can be AMPylated and deAMPylated by the conserved Fic enzyme SoFic. Structural and biochemical approaches were used to characterize the effect of AMPylation on EF‐Tu, SoFic's enzymatic activities, and the enzyme‐target ...
Svenja Runge   +6 more
wiley   +1 more source

Simulation model for the structure of Finnish agriculture

open access: yesAgricultural and Food Science, 1980
The simulation model for the structure of agriculture makes up one part of the Finnish food model. The structure of agriculture is described in the model by the agricultural population as well as by the number, the average size and distribution of all ...
Seppo Hassinen, Lauri Kettunen
doaj  

Nanotechnology and nano-propolis in animal production and health: an overview

open access: yesItalian Journal of Animal Science, 2018
Nanotechnology is the science and technology of small and specific things that are
Pinar Tatli Seven   +4 more
doaj   +1 more source

Size uniformity of animal cells is actively maintained by a p38 MAPK-dependent regulation of G1-length

open access: yeseLife, 2018
Animal cells within a tissue typically display a striking regularity in their size. To date, the molecular mechanisms that control this uniformity are still unknown.
Shixuan Liu   +15 more
doaj   +1 more source

Prospecting the protein design landscape

open access: yesFEBS Letters, EarlyView.
This review outlines the current state of various protein design approaches. We discuss the current possibilities enabled by recently released tools, highlight future avenues to pursue in protein design, and underscore the crucial role of key databases and resources for successful protein design workflows.
Jakob R. Riccabona   +4 more
wiley   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

Animal Health News

open access: yes, 2023
This internet resource contains issues published throughout multiple years2023 Livestock Brand Renewal Window is Currently Open! -- New: Free Electronic CVI Available for Veterinarians -- Statewide FMD Exercise -- USDA Seeks Public Comment on Proposal to
Kansas Animal Health
core  

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Effects of cell size and animal age on glucose metabolism in pig adipose tissue1

open access: yesJournal of Lipid Research, 1981
Adipose tissue slices were prepared from middle subcutaneous or perirenal adipose tissue excised from pigs of different ages (and obesity) and incubated with [U-14C]glucose. After incubation, the slices were fixed with osmium tetroxide and separated into
T D Etherton   +3 more
doaj   +1 more source

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