Results 41 to 50 of about 682,349 (297)

Single-Cell Analysis and Its Applications by Surface Desorption Ambient Mass Spectrometry

open access: yesZhipu Xuebao
As the fundamental units of the structure and function of living organisms, cells perform the core functions of life activities. With the deepening research in life sciences, the importance of studies on cellular heterogeneity has become increasingly ...
Dan LIN   +5 more
doaj   +1 more source

FRAGMENTATION STUDIES OF D6,7-ANHIDROERITROMISIN-A BY LIQUID CHROMATOGRAPHY-MASS SPECTROSCOPY (LC-MS)

open access: yesIndonesian Journal of Chemistry, 2010
Semisynthesis of D6,7-Anhydroerythromycin-A was done by biomodification technique by addition of 0.2% INH into a culture fermentation of Saccharopolyspora erythraea ATCC 11635 in medium Hutchinson.
Khairan Khairan   +2 more
doaj   +1 more source

Heterozygous loss‐of‐function alleles associate the conserved 3′‐5′ exoribonuclease EXOSC10 with hypersensitivity to the anticancer drug 5‐fluorouracil

open access: yesMolecular Oncology, EarlyView.
EXOSC10, an essential nuclear RNA exosome‐associated 3′‐5′ exoribonuclease, is inhibited by the anticancer drug 5‐fluorouracil (5‐FU), and EXOSC10 depletion increases 5‐FU sensitivity. The colon‐cancer variant EXOSC10S402T, located in a proteolysis motif, is stable and nuclear but nonfunctional in vivo.
Radhika Sain   +10 more
wiley   +1 more source

MetFish: a Metabolomics Pipeline for Studying Microbial Communities in Chemically Extreme Environments

open access: yesmSystems, 2021
The identification and accurate quantification of metabolites using electrospray ionization-mass spectrometry (ESI-MS) in hypersaline samples is a challenge due to matrix effects.
Chengdong Xu   +16 more
doaj   +1 more source

PAK1 activation drives divergent resistance mechanisms to aromatase inhibition and tamoxifen in a luminal: A breast cancer model

open access: yesMolecular Oncology, EarlyView.
Breast cancer remains a major cause of cancer death in women, frequently developing endocrine therapy resistance. This study demonstrates that upregulated p21‐activated kinase 1 (PAK1) activity drives resistance to tamoxifen and long‐term estrogen deprivation in ER+ breast cancer models.
Luisa Schwarzmüller   +10 more
wiley   +1 more source

Needle‐free, Liquid Metal‐embedded Electrospray Deposition System for Controlled Microdroplet Printing

open access: yesAdvanced Science
Electrospray systems have been widely utilized in biomedical, pharmaceutical, and materials science applications due to their ability to enable precise liquid manipulation and efficient ionization.
Chaeyeong Kang   +9 more
doaj   +1 more source

Shaping electrospray plume with convergent sound beams

open access: yesiScience
Summary: Electrospray ionization (ESI) is one of the mainstream ionization techniques for mass spectrometry (MS) nowadays. Here, we present a new variant of ESI-MS setup, in which an electrospray emitter points to the mass spectrometer’s orifice while ...
Yu-Hao Chen   +2 more
doaj   +1 more source

Single Cell Metabolomics: A Future Tool to Unmask Cellular Heterogeneity and Virus-Host Interaction in Context of Emerging Viral Diseases

open access: yesFrontiers in Microbiology, 2020
Viral emergence is an unpredictable but obvious event, particularly in the era of climate change and globalization. Efficient management of viral outbreaks depends on pre-existing knowledge and alertness.
Rajesh Kumar   +3 more
doaj   +1 more source

Single-Cell Analysis Using Drop-on-Demand Inkjet Printing and Probe Electrospray Ionization Mass Spectrometry.

open access: yesAnalytical Chemistry, 2016
This study describes a novel method for single-cell analysis and lipid profiling by combining drop-on-demand inkjet cell printing and probe electrospray ionization mass spectrometry (PESI-MS).
Fengming Chen   +5 more
semanticscholar   +1 more source

Systemic dysregulation of apolipoproteins in amyotrophic lateral sclerosis serum

open access: yesFEBS Open Bio, EarlyView.
Amyotrophic lateral sclerosis (ALS) is a fatal disease that damages motor neurons. This study found that people with ALS show significant changes in blood fats and the proteins that carry them. Several apolipoproteins were higher, lipid balances were altered, and normal protein–lipid relationships were disrupted.
Finula I. Isik   +6 more
wiley   +1 more source

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