Results 121 to 130 of about 3,208,043 (303)

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Mechanism of Plant Roots on Soil Erosion Control

open access: yesShuitu baochi yanjiu, 2006
The research progress of plant roots on soil erosion control in recent years is reviewed.Plant roots can improve the soil anti-erosion by strengthening the soil anti-scouribility,soil penetrability,soil anti-shear strength and soil fixation ability of ...
MAO Rong~1, MENG Guang-tao~2, ZHOU Yue~1
doaj  

Physical mechanisms of plant roots affecting weathering and leaching of loess soil

open access: yes, 2006
Plant roots have potential impacts on soil mineral weathering and leaching. Our objective is to understand the physical mechanisms of plant roots affecting weathering and leaching of loess soil.
Li Yong   +3 more
core  

Cloning and characterisation of a maize carotenoid cleavage dioxygenase (ZmCCD1) and its involvement in the biosynthesis of apocarotenoids with various roles in mutualistic and parasitic interactions [PDF]

open access: yes, 2008
Colonisation of maize roots by arbuscular mycorrhizal (AM) fungi leads to the accumulation of apocarotenoids (cyclohexenone and mycorradicin derivatives).
Ming, Z.   +21 more
core   +1 more source

Conserved binding mode but diverse interfaces of MreC‐PBP2 interactions

open access: yesFEBS Letters, EarlyView.
The crystal structure of abMreC reveals a conserved two β‐barrel architecture and provides structural insights into its role within the bacterial elongasome. The abMreC–abPBP2 complex model identifies the molecular basis of MreC‐mediated PBP2 recognition, contributing to the regulation of peptidoglycan synthesis.
Hyunseok Jang   +4 more
wiley   +1 more source

Research on Mechanical Effects of the Vegetation on Slope Protection and Response of Root Chemical Compositions in Cold and Arid Environment

open access: yesShuitu baochi yanjiu, 2012
Two kinds of shrubs named Caragana korshinskii and Zygophyllum xanthoxylon in testing area were examined.Four major chemical compositions and their contents,such as hemicelluloses,lignin,cellulose and pectin,were analyzed.Then the relationship between ...
QIAO Na1   +5 more
doaj  

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Pea-root exudates and their effect upon root-nodule bacteria [PDF]

open access: yes, 1972
The main purpose of this investigation was to study the exudation (mechanism, sites) of various compounds by roots of pea seedlings in relation to the growth of Rhizobium leguminosarum.Chapter 1 gives a survey of the literature pertaining to plant-root ...
Egeraat, A.W.S.M., van
core  

Detection of the nematophagous fungus Verticillium chlamydosporium in nematode-infested plant roots using PCR

open access: yes, 2000
PCR-based methods to detect Verticillium chlamydosporium on infected plant roots were developed. Arbitrary ERIC primers and those based on rRNA genes, to identify fungi grown in pure culture, were unsuitable for DNA extracted from nematode-infested roots,
Hirsch, P. R.   +9 more
core   +1 more source

Engineering peptides into antibodies—opportunities and strategies for therapeutic innovation

open access: yesFEBS Letters, EarlyView.
Peptides and antibodies occupy complementary therapeutic niches. Peptides recognize difficult targets in a compact format, while antibodies add specificity, long half‐life, and effector functions. This review examines strategies that merge both modalities—peptide grafting into loops, terminal and Fc fusions, and bioconjugation—highlighting how ...
Jinling Wang   +2 more
wiley   +1 more source

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