Results 91 to 100 of about 39,011 (239)

Mining electron density for functionally relevant protein polysterism in crystal structures. [PDF]

open access: yes, 2010
This review focuses on conceptual and methodological advances in our understanding and characterization of the conformational heterogeneity of proteins.
Fraser, James S, Jackson, Colin J
core   +3 more sources

Inherited metabolic epilepsies–established diseases, new approaches

open access: yesEpilepsia Open, EarlyView.
Abstract Inherited metabolic epilepsies (IMEs) represent the inherited metabolic disorders (IMDs) in which epilepsy is a prevailing component, often determining other neurodevelopmental outcomes associated with the disorder. The different metabolic pathways affected by individual IMEs are the basis of their rarity and heterogeneity.
Itay Tokatly Latzer, Phillip L. Pearl
wiley   +1 more source

Folate Metabolism Regulates Oligodendrocyte Survival and Differentiation by Modulating AMPKα Activity

open access: yesScientific Reports, 2017
Folate, an essential micronutrient, is a critical cofactor in one-carbon metabolism for many cellular pathways including DNA synthesis, metabolism and maintenance.
Qinjie Weng   +9 more
doaj   +1 more source

Tumour Cell Size Control and Its Impact on Tumour Cell Function

open access: yesCell Proliferation, EarlyView.
The regulatory mechanism of the size of tumour cells and its impact on the functions of tumour cells, as well as a summary of potential therapeutic targets for the corresponding mechanisms. ABSTRACT Cell size is an important component of cell morphological characteristics.
Min Zhou, Mei Zhou, Yang Jin
wiley   +1 more source

Hypermethylation of dihydrofolate reductase promoter increases the risk of hypertension in Chinese

open access: yesJournal of Research in Medical Sciences, 2020
Background: DNA methylation was considered to play an important role in hypertension. However, the direct association between dihydrofolate reductase (DHFR) promoter methylation and hypertension remains unclear.
Guodong Xu   +10 more
doaj   +1 more source

Soluble oligomerization provides a beneficial fitness effect on destabilizing mutations. [PDF]

open access: yes, 2011
Protein stability is widely recognized as a major evolutionary constraint. However, the relation between mutation-induced perturbations of protein stability and biological fitness has remained elusive.
Eugene Shakhnovich, Shimon Bershtein
core   +1 more source

Pyrimethamine Triggers the Apoptotic Pathway in Mucoepidermoid Carcinoma in Cell‐Based Models

open access: yesJournal of Oral Pathology &Medicine, EarlyView.
ABSTRACT Background Mucoepidermoid carcinoma (MEC) is the most prevalent salivary gland malignancy, with a poor prognosis in high‐grade tumors at diagnosis. This highlights the need for effective antitumor agents for treating MEC. Therefore, we aimed to investigate the antineoplastic efficacy of pyrimethamine (PYR), a Food and Drug Administration ...
Hyun‐Ji Kim   +5 more
wiley   +1 more source

Clinical impact of the methotrexate resistance-associated genes C-MYC and dihydrofolate reductase (DHFR) in high-grade osteosarcoma.

open access: yesAnnals of Oncology, 2008
BACKGROUND Aims of this study were the validation of C-MYC involvement in methotrexate (MTX) resistance and the assessment of clinical impact of C-MYC and dihydrofolate reductase (DHFR) in osteosarcoma (OS).
I. Scionti   +10 more
semanticscholar   +1 more source

Targeting of cytochrome b2 into the mitochondrial intermembrane space [PDF]

open access: yes, 1993
Cytochrome b2 contains 2-fold targeting information: an amino-terminal signal for targeting to the mitochondrial matrix, followed by a second cleavable sorting signal that functions in directing the precursor into the mitochondrial intermembrane space ...
Guiard, Bernard   +3 more
core  

RAE-1 ligands for the NKG2D receptor are regulated by E2F transcription factors, which control cell cycle entry. [PDF]

open access: yes, 2012
The NKG2D stimulatory receptor expressed by natural killer cells and T cell subsets recognizes cell surface ligands that are induced on transformed and infected cells and facilitate immune rejection of tumor cells.
Hsiung, Benjamin   +4 more
core   +2 more sources

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