Results 81 to 90 of about 79,611 (233)

Synergistische Entwicklungsstrategien von Inhibitoren gegen humane UDP‐Galactose‐4‐Epimerase

open access: yesAngewandte Chemie, EarlyView.
Die Epimerase GalE ist essenziell für die Biosynthese von krebsrelevanten O‐GalNAc Glykanen. Wir verwenden orthogonales, strukturbasiertes Screening niedermolekularer Fragmente an, um kovalente und nichtkovalente Inhibitoren gegen GalE mit nicht mehr als 22 optimierten Verbindungen zu erhalten.
William M. Browne   +22 more
wiley   +1 more source

Calcitonin receptor gene expression in K562 chronic myelogenous leukemic cells

open access: yesCancer Cell International, 2003
Background The peptide hormone calcitonin (CT) can significantly effect the proliferation rate of CT receptor (CTR) positive human cancer cells. We wish to identify additional human cancers expressing CTRs and assay the effects of CT on their growth ...
Pondel Marc D, Mould Richard
doaj   +1 more source

Mitochondrial apoptosis induced by Chamaemelum nobile extract in breast cancer cells [PDF]

open access: yes, 2016
Chamaemelum nobile (Asteraceae) commonly known as ‹Roman chamomile› is a medicinal plant used for numerous diseases in traditional medicine, although its anticancer activity is unknown.
Amanzadeh, A.   +5 more
core  

Culture of human cell lines by a pathogen-inactivated human platelet lysate [PDF]

open access: yes, 2015
Alternatives to the use of fetal bovine serum (FBS) have been investigated to ensure xeno-free growth condition. In this study we evaluated the efficacy of human platelet lysate (PL) as a substitute of FBS for the in vitro culture of some human cell ...
Bonanno, G   +8 more
core   +1 more source

Iron metabolism in K562 erythroleukemic cells.

open access: yesJournal of Biological Chemistry, 1985
Iron delivery to K562 cells is enhanced by desferrioxamine through induction of transferrin receptors. Experiments were performed to further characterize this event with respect to iron metabolism and heme synthesis. In control cells, up to 85% of the iron taken up from iron-transferrin was incorporated into ferritin, 7% into heme, and the remainder ...
S S, Bottomley, L C, Wolfe, K R, Bridges
openaire   +2 more sources

A Synergistic Inhibitor Development Strategy Against Human UDP‐Galactose‐4‐Epimerase

open access: yesAngewandte Chemie International Edition, EarlyView.
The epimerase GalE is crucial for the biosynthesis of cancer‐relevant O‐GalNAc glycans. Here, we employ orthogonal, structurally enabled small molecule fragment screens to yield both covalent and non‐covalent inhibitors against GalE within no more than 22 elaborated compounds.
William M. Browne   +22 more
wiley   +1 more source

Cytotoxicity of Ethanolic and Methanolic Extracts of Medicago sativa L. (Alfalfa) on K562 Myeloid Cancer Cell Lines [PDF]

open access: yesJournal of Advanced Biomedical Sciences
Background & Objectives: For centuries, the alfalfa (Medicago sativa L.) plant has been recognized for its versatile and active role in treating various diseases.
Mahdieh Raeeszadeh   +4 more
doaj  

CRISPR-Cas9 screens in human cells and primary neurons identify modifiers of C9ORF72 dipeptide-repeat-protein toxicity. [PDF]

open access: yes, 2018
Hexanucleotide-repeat expansions in the C9ORF72 gene are the most common cause of amyotrophic lateral sclerosis and frontotemporal dementia (c9ALS/FTD).
A Berson   +95 more
core   +1 more source

Affinity Peptides With pH Sensitivity for the Enrichment of CD38+ Cells

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT The selective enrichment of cell populations based on surface markers is critical for the advancement of gene and cell therapies. Current antibody‐based cell isolation methods, such as fluorescence‐ and magnetic‐activated cell sorting (FACS and MACS), offer high specificity but are limited by scalability, cost, and potential adverse effects on
Gabrielle Rusch   +7 more
wiley   +1 more source

The pause-initiation limit restricts transcription activation in human cells.

open access: yes, 2019
Eukaryotic gene transcription is often controlled at the level of RNA polymerase II (Pol II) pausing in the promoter-proximal region. Pausing Pol II limits the frequency of transcription initiation ('pause-initiation limit'), predicting that the pause ...
Cramer, P., Gressel, S., Schwalb, B.
core   +1 more source

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