Results 91 to 100 of about 26,862 (228)

Optimized TadA‐derived base editors efficiently manipulate mRNA splicing by A‐to‐G and C‐to‐K editing in potato

open access: yesJournal of Integrative Plant Biology, EarlyView.
Two optimized TadA‐derived base editors efficiently generate diverse splicing variants by targeting specific splice sites in potato. ABSTRACT Pre‐messenger RNA (pre‐mRNA) splicing is a critical mechanism for post‐transcriptional regulation in plants. Through alternative splicing, plants produce diverse transcriptomes and proteomes that finely regulate ...
Kaiyuan Chen   +8 more
wiley   +1 more source

Increasing Cytosine Base Editing Scope and Efficiency With Engineered Cas9-PmCDA1 Fusions and the Modified sgRNA in Rice

open access: yesFrontiers in Genetics, 2019
Base editors that do not require double-stranded DNA cleavage or homology-directed repair enable higher efficiency and cleaner substitution of targeted single nucleotides in genomic DNA than conventional approaches.
Ying Wu   +7 more
doaj   +1 more source

Advances in signalling by extracellular nucleotides. the role and transduction mechanisms of P2Y receptors.

open access: yes, 2000
Nucleotides are ubiquitous intercellular messengers whose actions are mediated by specific receptors. Since the first clonings in 1993, it is known that nucleotide receptors belong to two families: the ionotropic P2X receptors and the metabotropic P2Y ...
Janssens, Rodolphe   +9 more
core   +1 more source

A cytochrome P450 gene, GmSUR2a, confers submergence tolerance and improves yield in soybean by modulating auxin homeostasis

open access: yesJournal of Integrative Plant Biology, EarlyView.
The key cytochrome P450 gene GmSUR2a enables soybeans to withstand destructive submergence stress. By lowering the level of the plant hormone indole‐3‐acetic acid, this gene improves soybean survival and increases field yield. It offers an important tool for breeding stress‑resilient soybeans, securing food production against extreme weather conditions.
Yangyang Chen   +14 more
wiley   +1 more source

Receptors responsive to extracellular pyrimidine nucleotides.

open access: yes, 1997
Extracellular adenine nucleotides have long been known to mediate pharmacological responses via several subtypes of P2 purinoceptors. More recently, however, similar responses to uracil nucleotides have been demonstrated.
Boeynaems, Jean-Marie, Communi, Didier
core  

Uracil incorporation: A source of pulse-labelled DNA fragments in the replication of the Escherichia coli chromosome

open access: yes, 1978
Uracil is incorporated into newly synthesized DNA by mutants of E. coli with reduced levels of dUTPase (dUTP nucleotidohydrolase; EC 3.6.1.23). Excision-repair of the incorporated uracil results in the generation of labeled DNA fragments that appear ...
Warner, H. R.   +4 more
core   +1 more source

Monitoring of haematopoietic stem cell mobilization by targeted DNA methylation analysis for the British Journal of Haematology

open access: yes
British Journal of Haematology, EarlyView.
Wouter H. G. Hubens   +3 more
wiley   +1 more source

Cell‐Specific Expression and Cellular Compartmental Regulation in Camptothecin Biosynthesis

open access: yesPlant Biotechnology Journal, EarlyView.
ABSTRACT Plant secondary metabolites such as monoterpenoid indole alkaloids (MIAs) show tightly regulated biosynthesis and accumulation in specific organelles of distinct cell types. However, the cell‐specific expression patterns of anticancer MIA camptothecin biosynthetic genes in Ophiorrhiza pumila and the regulatory mechanisms of camptothecin ...
Xiaolong Hao   +12 more
wiley   +1 more source

Uracil salvage is necessary for early Arabidopsis development

open access: yes, 2009
International audienceUridine nucleotides can be formed by energy-consuming de novo synthesis or by the energy-saving recycling of nucleobases resulting from nucleotide catabolism. Uracil phosphoribosyltransferases (UPRTs; EC 2.4.2.9) are involved in the
Sandra Pelletier   +17 more
core   +1 more source

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