Results 41 to 50 of about 6,846 (179)

Every Hilbert space frame has a Naimark complement [PDF]

open access: yes, 2013
Naimark complements for Hilbert space Parseval frames are one of the most fundamental and useful results in the field of frame theory. We will show that actually all Hilbert space frames have Naimark complements which possess all the usual properties for
Casazza, Peter G.   +4 more
core   +10 more sources

Prognostic signature and therapeutic drug identification for dilated cardiomyopathy based on necroptosis via bioinformatics and experimental validation. [PDF]

open access: yesSci Rep
Necroptosis, a type of programmed cell death, has been increasingly linked to cardiovascular disease development, yet its role in dilated cardiomyopathy (DCM) remains unclear.
Yang H   +5 more
europepmc   +2 more sources

Genomic and Phenotypic Characterization of CHO 4BGD Cells with Quad Knockout and Overexpression of Two Housekeeping Genes That Allow for Metabolic Selection and Extended Fed-Batch Culturing. [PDF]

open access: yesCells
Re-engineering of CHO cells using genome editing and the overexpression of multiple helper genes is the central track for obtaining better cell lines for the production of biopharmaceuticals.
Orlova NA   +5 more
europepmc   +2 more sources

A fluorescence-coupled assay for gamma aminobutyric acid (GABA) reveals metabolic stress-induced modulation of GABA content in neuroendocrine cancer. [PDF]

open access: yesPLoS ONE, 2014
Pathways involved in the synthesis of the neurotransmitter gamma-aminobutyric acid (GABA) have been implicated in the pathogenesis of high grade neuroendocrine (NE) neoplasms as well as neoplasms from a non-NE lineage.
Joseph E Ippolito, David Piwnica-Worms
doaj   +1 more source

Identification of core gene in obese type 2 diabetes patients using bioinformatics analysis

open access: yesAdipocyte, 2021
Objectives Adipocytes and adipocyte lipid metabolism are closely related with obesity and type 2 diabetes, but the molecular mechanism still needs further investigation.
Zhiyong Dong   +5 more
doaj   +1 more source

Leukemia Cells Resistant to Glutamine Deprivation Express Glutamine Synthetase Protein

open access: yesTurkish Journal of Hematology, 2022
Objective: Low glutamine levels have been shown in tumor environments for several cancer subtypes. Therefore, it has been suggested that cancer cells rewire their metabolism to adopt low nutrient levels for survival and proliferation.
Burcu Yücel, Saniye Ada
doaj   +1 more source

Oligodendroglioma cells lack glutamine synthetase and are auxotrophic for glutamine, but do not depend on glutamine anaplerosis for growth [PDF]

open access: yes, 2018
In cells derived from several types of cancer, a transcriptional program drives high consumption of glutamine (Gln), which is used for anaplerosis, leading to a metabolic addiction for the amino acid. Low or absent expression of Glutamine Synthetase (GS),
Andreoli, Roberta   +8 more
core   +2 more sources

cpt1b Regulates Cardiomyocyte Proliferation Through Modulation of Glutamine Synthetase in Zebrafish. [PDF]

open access: yesJ Cardiovasc Dev Dis
Carnitine palmitoyltransferase 1b (Cpt1b) is a crucial rate-limiting enzyme in fatty acid metabolism, but its role and mechanism in early cardiac development remains unclear. Here, we show that cpt1b regulates cardiomyocyte proliferation during zebrafish
Cheng X, Ju J, Huang W, Duan Z, Han Y.
europepmc   +2 more sources

TMT-based comprehensive proteomic profiling identifies serum prognostic signatures of acute myeloid leukemia

open access: yesOpen Medicine, 2023
Acute myeloid leukemia (AML) is classified into favorable-risk, intermediate-risk, and poor-risk subtypes. This study aimed to compare the serum proteomic signatures of the three AML subtypes and identify prognostic biomarkers for AML. Serum samples from
Zhang Wei, Liu Bei, Wu Shiwen, Zhao Li
doaj   +1 more source

Starve Cancer Cells of Glutamine: Break the Spell or Make a Hungry Monster? [PDF]

open access: yes, 2019
Distinct from normal differentiated tissues, cancer cells reprogram nutrient uptake and utilization to accommodate their elevated demands for biosynthesis and energy production.
Jiang, Jie   +2 more
core   +1 more source

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