Results 31 to 40 of about 743,593 (306)

RNA interference in marine and freshwater sponges [PDF]

open access: yes, 2011
Background: The marine sponge Tethya wilhelma and the freshwater sponge Ephydatia muelleri are emerging model organisms to study evolution, gene regulation, development, and physiology in non-bilaterian animal systems. Thus far, functional methods (i.e.,
Cieniewicz, Brandon   +12 more
core   +1 more source

DNA methylation-free Arabidopsis reveals crucial roles of DNA methylation in regulating gene expression and development

open access: yesNature Communications, 2022
Our understanding of the extent of involvement of DNA methylation in genome-wide gene regulation and plant developmental control is incomplete. Here, the authors knock out all five known DNA methyltransferases and show the developmental and gene ...
Li He   +8 more
doaj   +1 more source

mRNA Cap Methylation in Pluripotency and Differentiation

open access: yesCell Reports, 2016
The mRNA cap recruits factors essential for transcript processing and translation initiation. We report that regulated mRNA cap methylation is a feature of embryonic stem cell (ESC) differentiation. Expression of the mRNA cap methyltransferase activating
Laura Grasso   +9 more
doaj   +1 more source

Transcriptome sequencing and developmental regulation of gene expression in Anopheles aquasalis. [PDF]

open access: yesPLoS Neglected Tropical Diseases, 2014
BACKGROUND:Anopheles aquasalis is a major malaria vector in coastal areas of South and Central America where it breeds preferentially in brackish water.
André L Costa-da-Silva   +12 more
doaj   +1 more source

Disruption of the developmental programme of Trypanosoma brucei by genetic ablation of TbZFP1, a differentiation-enriched CCCH protein [PDF]

open access: yes, 2005
The regulation of differentiation is particularly important in microbial eukaryotes that inhabit multiple environments. The parasite Trypanosoma brucei is an extreme example of this, requiring exquisite gene regulation during transmission from mammals to
Hendriks, Edward F, Matthews, Keith R
core   +1 more source

Regulation of globin gene expression: boxes and borders [PDF]

open access: yes, 2001
The experimental work presented in this thesis pertains to the regulation of gene expression and focuses on the regulation of the B globin genes. The expression of the globin genes is restricted to the erythropoietic tissue and is regulated during ...
Zafarana, G. (Gaetano)
core   +6 more sources

Conservation and co-option in developmental programmes: the importance of homology relationships [PDF]

open access: yes, 2005
One of the surprising insights gained from research in evolutionary developmental biology (evo-devo) is that increasing diversity in body plans and morphology in organisms across animal phyla are not reflected in similarly dramatic changes at the level ...
Becker, May-Britt   +3 more
core   +4 more sources

Optogenetic Control of Gene Expression in Drosophila. [PDF]

open access: yesPLoS ONE, 2015
To study the molecular mechanism of complex biological systems, it is important to be able to artificially manipulate gene expression in desired target sites with high precision.
Yick-Bun Chan   +2 more
doaj   +1 more source

Sphingosine Phosphate Lyase Expression Is Essential for Normal Development in Caenorhabditis elegans [PDF]

open access: yes, 2003
Sphingolipids are ubiquitous membrane constituents whose metabolites function as signaling molecules in eukaryotic cells. Sphingosine 1-phosphate, a key sphingolipid second messenger, regulates proliferation, motility, invasiveness, and programmed cell ...
Fyrst, Henrik   +3 more
core   +1 more source

Developmental regulation of trypanosome mitochondrial gene expression.

open access: yesJournal of Biological Chemistry, 1987
Mitochondrial respiratory activities in the protozoan parasite Trypanosoma brucei are developmentally regulated. The trypanosomes in the mammalian bloodstream derive ATP entirely from glycolysis. The trypanosomes found in the midgut of the insect vector or in culture at 26 degrees C have fully functional mitochondria with cytochrome-mediated ...
E F, Michelotti, S L, Hajduk
openaire   +2 more sources

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