Results 41 to 50 of about 50,577 (283)

Structural Basis of Shiga Toxin Neutralization by Human Antibodies Targeting Canonical Receptor‐Binding and Non‐Canonical Assembly Sites

open access: yesAdvanced Science, EarlyView.
Cryo‐electron microscopy structures reveal two distinct neutralization mechanisms of fully human monoclonal antibodies targeting the Shiga toxin 1a B subunit. RDS059 occludes the Gb3 receptor‐binding site, whereas RDS045 engages a lateral quaternary epitope to disrupt holotoxin assembly.
Jianting Ke   +10 more
wiley   +1 more source

Photoactivated Platinum Complexes: Targeting Membrane Proteins and Organelles for Precision Cancer Therapy

open access: yesAngewandte Chemie, EarlyView.
This review highlights an emerging anticancer approach integrating platinum agents into photodynamic therapy (PDT) and photoactivated chemotherapy (PACT) systems, further augmented by cancer cell membrane‐ and organelle‐targeting. By directing photoactivated platinum complexes from nontargeted distribution to cancer cells or defined subcellular sites ...
Shu Chen   +3 more
wiley   +2 more sources

Determining the prevalence and genetic diversity of plasmid-mediated sulfonamide resistance in Escherichia coli from commercial broiler samples

open access: yesPoultry Science
: Sulfonamides are commonly used antibacterials in commercial poultry, contributing toward the development of multidrug-resistant (MDR) phenotypes among Escherichia coli and that has emerged as global concern.
Muhammad Asif Zahoor   +7 more
doaj   +1 more source

Antibacterial Residue Excretion via Urine as an Indicator for Therapeutical Treatment Choice and Farm Waste Treatment

open access: yesAntibiotics, 2021
Many of the infectious diseases that affect livestock have bacteria as etiological agents. Thus, therapy is based on antimicrobials that leave the animal’s tissues mainly via urine, reaching the environment through slurry and waste water.
María Jesús Serrano   +10 more
doaj   +1 more source

Molecular Glue Degraders Enhance CAPRIN1‐Dependent Lysosomal Degradation of APP and Reduce Amyloid β in Alzheimer's Disease

open access: yesAdvanced Science, EarlyView.
A new class of lysosome‐directed molecular glue degraders selectively enhance CAPRIN1–APP interactions, driving APP degradation and reducing amyloid‐β production in human neurons and Alzheimer's disease mouse models. This CAPRIN1‐dependent targeted protein degradation strategy reveals a previously unrecognized therapeutic approach for disrupting the ...
Sunghan Jung   +15 more
wiley   +1 more source

Should I Stay or Should I Go—Leveraging an Overlooked Feature of Click‐to‐Release Chemistry for Affinity Labeling

open access: yesAngewandte Chemie, EarlyView.
Click‐to‐release (C2R) chemistry is redirected from payload liberation toward ligand‐directed covalent protein labeling through a transient dihydropyridazine methide (DHP‐methide). This concept opens the way to dual‐functional systems combining covalent target engagement with controlled effector release.
Dóra Kern   +9 more
wiley   +2 more sources

Investigation of Some Antibiotic Residue Levels in Honey Produced in Ardahan Province

open access: yesISPEC Journal of Agricultural Sciences
Beekeeping has been a major agricultural activity since ancient times. The importance of beekeeping is still present in our country, just like in other parts of the world.
Ertan DOĞAN
doaj   +1 more source

Crystal structure of N-[(1S,2S)-2-aminocyclohexyl]-2,4,6-trimethylbenzenesulfonamide

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
The title compound, C15H24N2O2S, was synthesized via a substitution reaction between the enantiopure (1S,2S)-(+)-1,2-diaminocyclohexane and 2,4,6-trimethylbenzene-1-sulfonyl chloride.
Felix N. Ngassa   +2 more
doaj   +1 more source

Coumarin sulfonamide derivatives: An emerging class of therapeutic agents

open access: yesHeterocyclic Communications, 2020
Coumarin sulfonamide is a heterocyclic pharmacophore and an important structural motif which is a core and integral part of different therapeutic scaffolds and analogues.
Irfan Ali   +7 more
doaj   +1 more source

Unlocking Li/Mg‐Based Photochemical Nitration Platforms for Anticancer Drug Discovery

open access: yesAdvanced Science, EarlyView.
Two low‐toxicity light main‐group metal photochemical systems based on lithium and magnesium are constructed for selective C(sp2)‐H (di)nitration of anilines. The obtained dinitrated products exhibit anti‐HCC (hepatocellular carcinoma) and anti‐KYSE30 cell activities, holding promise as novel antitumor candidates.
Qian Wan   +13 more
wiley   +1 more source

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