Results 71 to 80 of about 13,925,210 (307)

Genotyping and outcomes of presumptive second line ART failure cases switched to third line or maintained on second line ART in Mumbai, India.

open access: yesPLoS ONE, 2019
BackgroundHIV programs are increasingly confronted with failing antiretroviral therapy (ART), including second-line regimens. WHO has provided guidelines on switching to third-line ART.
Naresh Gill   +9 more
doaj   +1 more source

Salmonella lipopolysaccharide‐containing supported lipid bilayers as platforms to study bacteriophage interactions

open access: yesFEBS Letters, EarlyView.
We present robust protocols for the preparation of supported lipid bilayers (SLBs) incorporating either Salmonella smooth LPS or outer membrane vesicles (OMVs). We use a combination of quartz crystal microbalance with dissipation (QCM‐D) and fluorescence microscopy to both characterize the SLBs of various compositions and to probe their interactions ...
Hudson P. Pace   +6 more
wiley   +1 more source

ABL kinase‐dependent phosphorylation of SH proteins promotes their direct interaction with CRK family SH2 domains

open access: yesFEBS Letters, EarlyView.
CT10 regulator of kinase (CRK) and CRK‐Like (CRKL) are signaling adaptors driving cell adhesion, motility, differentiation, and proliferation. SH2‐domain containing (SH) proteins are enriched in YXXP motifs which when phosphorylated create preferred binding sites for CRK family SH2 domains.
Phoebe M. Cousens   +8 more
wiley   +1 more source

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

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

Durable Disease Control With Atezolizumab Plus Bevacizumab but Limited Post‐Progression Outcomes: A Multicenter Real‐World Study in Advanced Hepatocellular Carcinoma

open access: yesCancer Medicine
Introduction Atezolizumab plus bevacizumab (Atez/Bev) has become the standard first‐line therapy for advanced hepatocellular carcinoma (HCC), but optimal second‐line strategies remain unclear.
Masanori Inoue   +30 more
doaj   +1 more source

Tasmanian main line railway [cartographic material].

open access: yes, 1880
Map showing the main railway line from Hobart to Launceston in red, the Mersey, Deloraine, Launceston and Western Railway in black and the projected line from Bridgewater in a broken red line.; Australian Encyclopedia, 6th ed., v. 7, p.

core  

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

Second-line antiretroviral therapy in resource-limited settings: The experience of Médecins Sans Frontières

open access: yes, 2008
Second-line antiretroviral therapy in resource-limited settings: The experience of Médecins Sans ...
D OBrien (13402917)   +3 more
core  

Frequency of first- and second-line treatment.

open access: yes, 2019
Frequency of first- and second-line treatment.
Thirupathi Pattipaka (6175754)   +5 more
core   +1 more source

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