Results 111 to 120 of about 256,046 (232)

A comparative genomics perspective on the genetic content of the alkaliphilic haloarchaeon Natrialba magadii ATCC 43099T [PDF]

open access: yes, 2012
BACKGROUND: Natrialba magadii is an aerobic chemoorganotrophic member of the Euryarchaeota and is a dual extremophile requiring alkaline conditions and hypersalinity for optimal growth. The genome sequence of Nab.
Diego E Sastre   +15 more
core   +2 more sources

Genetic Markers of Postmortem Brain Iron

open access: yesJournal of Neurochemistry, Volume 169, Issue 2, February 2025.
Iron is essential for neural development and physiology but also catalyzes oxidative damage implicated in neurodegeneration. We performed a genome‐wide association study of postmortem brain iron. Promising loci were followed up for replication and mapped to genes for cortical transcriptomic and epigenetic analysis.
Marilyn C. Cornelis   +4 more
wiley   +1 more source

Identification and Validation of Housekeeping Genes for Gene Expression Analysis of Cancer Stem Cells. [PDF]

open access: yesPLoS ONE, 2016
The characterization of cancer stem cell (CSC) subpopulation, through the comparison of the gene expression signature in respect to the native cancer cells, is particularly important for the identification of novel and more effective anticancer ...
Silvia Lemma   +4 more
doaj   +1 more source

Myocyte enhancer factor 2C: an osteoblast transcription factor identified by DMSO enhanced mineralization [PDF]

open access: yes, 2011
Free to read on publisher website Rapid mineralization of cultured osteoblasts could be a useful characteristic in stem-cell mediated therapies for fracture and other orthopaedic problems. Dimethyl sulfoxide (DMSO) is a small amphipathic solvent molecule
Bacic-Welsh, Desa   +6 more
core   +2 more sources

Natural pigments derived from plants and microorganisms: classification, biosynthesis, and applications

open access: yesPlant Biotechnology Journal, Volume 23, Issue 2, Page 592-614, February 2025.
Summary Pigments, as coloured secondary metabolites, endow the world with a rich palette of colours. They primarily originate from plants and microorganisms and play crucial roles in their survival and adaptation processes. In this article, we categorize pigments based on their chemical structure into flavonoids, carotenoids, pyrroles, quinones ...
Qian Tang   +4 more
wiley   +1 more source

Systematically Analyzing the Pathogenic Variations for Acute Intermittent Porphyria

open access: yesFrontiers in Pharmacology, 2019
The rare autosomal dominant disorder acute intermittent porphyria (AIP) is caused by the deficient activity of hydroxymethylbilane synthase (HMBS).
Yibao Fu   +11 more
doaj   +1 more source

A method to correlate mRNA expression datasets obtained from fresh frozen and formalin-fixed, paraffin-embedded tissue samples: A matter of thresholds [PDF]

open access: yes, 2015
Background: Gene expression profiling of tumors is a successful tool for the discovery of new cancer biomarkers and potential targets for the development of new therapeutic strategies.
Foekens, J.A. (John)   +8 more
core   +1 more source

Acute intermittent porphyria: alternative splicing of hydroxymethylbilane synthase mRNA excludes exons 3 and 12

open access: yesMolecular and Cellular Probes, 1998
The hydroxymethylbilane synthase (HMBS) mRNAs from 44 control individuals and 30 patients suffering from acute intermittent porphyria (AIP), were screened for length differences by reverse transcriptase polymerase chain reaction (RT-PCR) and any abnormalities were characterized by direct sequencing.
Ong, PML   +3 more
openaire   +3 more sources

Incubation temperature affects type X collagen expression in embryonic ducks [PDF]

open access: yes, 2014
Optimal temperature regulation is an important component of avian incubation and the process of embryonic development can be accelerated by even small increases in incubation temperature.
Prickett, Amanda L.
core  

Structural evidence for the partially oxidized dipyrromethene and dipyrromethanone forms of the cofactor of porphobilinogen deaminase: structures of the Bacillus megaterium enzyme at near-atomic resolution. [PDF]

open access: yes, 2014
The enzyme porphobilinogen deaminase (PBGD; hydroxymethylbilane synthase; EC 2.5.1.61) catalyses an early step of the tetrapyrrole-biosynthesis pathway in which four molecules of the monopyrrole porphobilinogen are condensed to form a linear tetrapyrrole.
Akhtar, M   +8 more
core   +1 more source

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