Results 131 to 140 of about 240,885 (306)

A Chirality‐Converted Bacteriolytic Dodecapeptide Regulates Vibrio‐Induced Polymicrobial Infection and Ameliorates Invasion‐Associated Gut Microbiota Disequilibrium

open access: yesAdvanced Science, EarlyView.
Multidrug‐resistant Vibrio infections are rising rapidly and threaten coastal populations worldwide. This study introduces D‐zp37, a chirality‐engineered antimicrobial peptide with exceptional potency against resistant Vibrio species. D‐zp37 kills planktonic cells, blocks mixed‐species biofilms, disrupts essential bacterial stress responses, and shows ...
Ping Zeng   +11 more
wiley   +1 more source

Determination of melamine contamination in chocolates containing powdered milk by high-performance liquid chromatography (HPLC). [PDF]

open access: yesJ Environ Health Sci Eng, 2021
Abedini R   +6 more
europepmc   +1 more source

THE SELECTIVITY BETWEEN GLYCINE AND TAURINE CONJUGATED BILE-ACIDS IN REVERSED-PHASE HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY

open access: yes, 1992
The dependence of parameter S on log k'w in the retention equation log k' = log k'w - S phi for glycine and taurine conjugated bile acids has been found for the first time to be two parallel lines in reversed - phase high - performance liquid ...
CHEN, N, LU, P, ZHANG, Y
core  

The Development and Pilot Clinical Study of CD147 Targeted Antagonistic Peptide Probe for Tumor Imaging

open access: yesAdvanced Science, EarlyView.
This study establishes [68Ga]Ga‐DOTA‐AP9 as a first‐in‐human CD147‐targeted PET tracer with favorable safety and specific tumor uptake. Tracer accumulation correlates with CD147 expression in patients, enabling noninvasive quantification of CD147‐positive malignancies.
Xiaokun Ma   +10 more
wiley   +1 more source

A Comprehensive Review On High-Performance Liquid Chromatography (HPLC)

open access: yes
A collection of techniques called chromatography are employed to extract constituents from a mixture. This approach is divided into two phases; stationery and moveable. The basis for the constituent separation is the variation in the partition coefficients between the two phases. The Greek words "graphein" (to write) and "chroma" (color) are the origin
openaire   +3 more sources

TME/NIR Dual‐Responsive Zinc‐Based Targeted Nanoagonist for Multimodal Amplification of STING‐Mediated Cancer Immunotherapy

open access: yesAdvanced Science, EarlyView.
A multifunctional nanoagonist (cDZ@IP) enables nano‐metabolite–driven multimodal activation of the STING pathway and enhanced immune recognition, achieving potent antitumor immunity and suppressing tumor growth and metastasis. This strategy highlights the rational design of therapeutic metabolites and establishes a new paradigm bridging nanomedicine ...
Kepeng Hu   +17 more
wiley   +1 more source

Desenvolvimento e validação de método multirresíduo para determinação de resíduos de antimicrobianos em leite por CLAE-FL/DAD e CLAE-MS/MS [PDF]

open access: yes, 2011
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro de Ciências Agrárias, Programa de Pós-Graduação em Ciência dos Alimentos, Florianópolis, 2011Antimicrobianos são extensivamente empregados na medicina veterinária para prevenção e ...
Toaldo, Isabela Maia
core  

Determination of Kepone and Its Metabolite in Water and Soil by High-Performance Liquid Chromatography-Mass Spectrometry

open access: yes, 2015
Kepone (chlordecone) is a persistent organic pollutant and may degrade to kepone alcohol. A fast and sensitive high-performance liquid chromatography-electrospray ionization-mass spectrometry (HPLC-ESI-MS) method using multiple reaction monitoring is ...
Xia, Bing   +5 more
core   +1 more source

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