Results 81 to 90 of about 41,806 (268)

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

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

Structure‐forward targeting of claudins with synthetic binders

open access: yesFEBS Letters, EarlyView.
Claudins form the paracellular barriers between epithelial and endothelial tissues at tight junctions and are targets for molecular binders with the goal of modulating barrier permeability. Claudin‐binding molecules are relevant in drug delivery or in altering claudin interactions with disease‐causing proteins.
Alex J. Vecchio
wiley   +1 more source

Discerning protein pools by selective staining with self‐labeling tags

open access: yesFEBS Letters, EarlyView.
Cell surface proteins have an intra‐ and extracellular pool. Combining genetic fusion to self‐labeling tags that can be addressed with small molecule fluorophores allows separating these pools. We highlight recent developments and techniques for state‐of‐the‐art interrogation of cell surface proteins in the complex tissue setting.
Kati Fischermanns, Johannes Broichhagen
wiley   +1 more source

Peripheral lysosomes recruit PLEKHG3 to focal adhesions and restrain protrusion dynamics

open access: yesFEBS Letters, EarlyView.
Proximity‐dependent labeling at the LAMTOR complex revealed the Rho GEF PLEKHG3 as a lysosome‐proximal protein directing the study toward the influence of lysosome positioning on actin dynamics and cell motility. We show that PLEKHG3 colocalizes with lysosomes at focal adhesion sites and observe that forced peripheral dispersion of lysosomes hinders ...
Rainer Ettelt   +8 more
wiley   +1 more source

Composition and diversity of woody plant species in agro-ecosystems of Uluguru Mountains, Tanzania

open access: yesForest Science and Technology
Woody plant species are important components of agro-ecosystems that determine their productivity and biodiversity conservation in tropical mountain landscapes.
Lisa Mbaruku   +2 more
doaj   +1 more source

On even codes

open access: yesDiscrete Mathematics, 1991
Even self-orthogonal codes over \(GF(2^ m)\) are introduced. If \(GF(2^ m)\) is identified with \((GF(2))^ m\) using a self-complementary basis, such codes become binary codes in which all weights are multiples of four. Extended Reed-Solomon codes of rate \(\leq 1/2\) turn out to be even.
openaire   +3 more sources

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

Estrutura do fitoplâncton, em curto período de tempo, em um braço do reservatório de Rosana (ribeirão do Corvo, Paraná, Brasil) = Short-term changes in phytoplankton structure in an arm of the Rosana reservoir, Paraná-São Paulo States, Brazil

open access: yesActa Scientiarum: Biological Sciences, 2008
Com o objetivo de analisar as mudanças de curta duração da comunidadefitoplanctônica, em um braço do reservatório de Rosana, formado pelo ribeirão do Corvo, foram coletadas amostras de fitoplâncton total em tréplicas à subsuperfície da região pelágica. O
Paula Aparecida Federiche Borges   +1 more
doaj  

Application of Landscape Ecology Indices in Monitoring and Assessing Desertification (Case Study: Omrani Area of Gonabad) [PDF]

open access: yesجغرافیا و پایداری محیط, 2018
Desertification is one of the most important degenerative phenomena in many arid and semi-arid regions. Climate change and human activities have led to the increase of desertification and desert development in these areas.
Masoud Eshghizadeh
doaj  

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