Results 111 to 120 of about 3,214,201 (290)

The roots of organic agriculture [PDF]

open access: yes, 2012
It was concern about the replacement of traditional organic fertilizers by the then new chemical fertilizers that precipitated the early stirrings of disquiet about the prevailing direction of agriculture and which has grown into today’s organic ...
Paull, John
core   +1 more source

Emerging experimental and computational methods for studying redox‐regulated structural transitions

open access: yesFEBS Letters, EarlyView.
Redox reactions can reshape proteins and alter how they behave in cells, with important consequences for health and disease. This review explores emerging experimental and computational approaches for discovering these redox‐sensitive protein switches, revealing their structural effects, and predicting their behavior, opening new opportunities to ...
Tasneem Rass   +2 more
wiley   +1 more source

Benign Environment and Safe Food [PDF]

open access: yes, 2004
The proceedings give an overview of the current status of organic agriculture and organic agriculture research in ...

core   +1 more source

Structures of mycobacterial 3‐methylcrotonyl‐CoA carboxylase reveal carrier‐domain translocation between catalytic sites

open access: yesFEBS Letters, EarlyView.
Mycobacterial 3‐methylcrotonyl‐CoA carboxylase uses a mobile biotin‐carrying domain to shuttle a carboxyl group between two catalytic sites, enabling carboxylation of 3‐methylcrotonyl‐CoA during leucine breakdown. Cryo‐electron microscopy captures the carrier at both sites and reveals an inward loop movement that may prevent futile rebinding to the ...
Ajit Yadav   +2 more
wiley   +1 more source

Transition to organic production

open access: yes
The purpose of this database is to provide organic farmers and agronomists access to resources containing information on successful ways to transition to organic production.
Transition to organic production, Organic Agriculture Centre of Canada
core   +1 more source

Organic food prices and the consumer - review of the evidence [PDF]

open access: yes, 2013
There is a lack of research on actual organic price knowledge and on how consumers deal with prices during information search and purchase decision at the point of sale.
Zielke, S., Aschemann-Witzel, J.
core   +1 more source

The relationships between organic farming and agroecology. [PDF]

open access: yes, 2011
While acknowledging an extension of agroecology in the organic sector and a growing influence of agroecology in the academic world, we explore their relationships.
Bellon, S.   +3 more
core  

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

Organizing and Organizations: An Introduction [PDF]

open access: yesJournal of the Operational Research Society, 2002
openaire   +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

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