Results 21 to 30 of about 18,368 (174)

AID/APOBEC-like cytidine deaminases are ancient innate immune mediators in invertebrates

open access: yesNature Communications, 2018
The AID/APOBEC cytidine deaminase family are nucleic acid editors, important for antigen receptor expression and thought to have evolved along with vertebrate adaptive immunity.
Mei-Chen Liu   +5 more
doaj   +1 more source

Early relapse on adjuvant gemcitabine associated with an exceptional response to 2nd line capecitabine chemotherapy in a patient with pancreatic adenosquamous carcinoma with strong intra-tumoural expression of cytidine deaminase: a case report

open access: yesBMC Cancer, 2020
Background Pancreatic adenosquamous carcinoma has a poor prognosis, with limited prospective trial data to guide optimal treatment. The potential impact of drug metabolism on the treatment response of patients with pancreatic adenosquamous carcinoma is ...
Claire M. Connell   +8 more
doaj   +1 more source

APOBEC3G & HTLV-1: Inhibition without deamination

open access: yesRetrovirology, 2005
APOBEC3G is a cellular cytidine deaminase that was recently identified as the Vif-sensitive antiviral host factor responsible for the restriction of vif-defective HIV-1 in primary human cells and certain non-permissive T cell lines.
Strebel Klaus
doaj   +1 more source

Highly-potent, synthetic APOBEC3s restrict HIV-1 through deamination-independent mechanisms.

open access: yesPLoS Pathogens, 2021
The APOBEC3 (A3) genes encode cytidine deaminase proteins with potent antiviral and anti-retroelement activity. This locus is characterized by duplication, recombination, and deletion events that gave rise to the seven A3s found in primates.
Mollie M McDonnell   +5 more
doaj   +1 more source

In vitro Assay for Cytidine Deaminase Activity of APOBEC3 Protein

open access: yesBio-Protocol, 2014
Cytidine deaminases are enzymes that catalyze the removal of an amino group from cytidine, forming uridine. APOBEC3 (ApolipoproteinB mRNA editing enzyme, catalytic polypeptide like) proteins are cytidine deaminases that deaminate cytidines in ...
Smita Nair, Smita Nair
doaj   +1 more source

Multiple gene substitution by Target-AID base-editing technology in tomato

open access: yesScientific Reports, 2020
The use of Target activation-induced cytidine deaminase (Target-AID) base-editing technology with the CRISPR-Cas 9 system fused with activation-induced cytidine deaminase (AID) resulted in the substitution of a cytidine with a thymine.
Johan Hunziker   +5 more
doaj   +1 more source

Clinical study of cytidine deaminase in serum of cancer thalassemia and diabetes patients [PDF]

open access: yesمجلة التربية والعلم, 2010
This research included a clinical study of cytidine deaminase activity in serum, which included of seven types of cancer patients involve larynx, lung, renal, bladder, sarcoma, prostate and seminomia and Thalassemia patients as well as, diabetes patients.
Zahra Hammoudat
doaj   +1 more source

Crystal structure of Arabidopsis thaliana cytidine deaminase

open access: yes, 2020
Cytidine deaminase (CDA) catalyzes the (deoxy)cytidine deamination to (deoxy)uridine, which involves in the catabolic and salvage pathways of pyrimidine nucleotides in plants.
Wang, Jia, Wang, Xiao, Guo, Qi, Liu, Lin
core   +1 more source

Introduction of pathogenic mutations into the mouse Psen1 gene by Base Editor and Target-AID

open access: yesNature Communications, 2018
CRISPR-guided cytidine deaminases, including BE3 (Base Editor 3) and Target-AID (activation-induced cytidine deaminase), can covert C:G base pairs to T:A at target site.
Hiroki Sasaguri   +9 more
doaj   +1 more source

Contribution of Cytidine Deaminase to Thymidylate Biosynthesis in Trypanosoma brucei: Intracellular Localization and Properties of the Enzyme

open access: yesmSphere, 2019
Cytidine deaminase (CDA) is a pyrimidine salvage enzyme that catalyzes cytidine and deoxycytidine hydrolytic deamination to yield uridine and deoxyuridine.
Ana Moro-Bulnes   +6 more
doaj   +1 more source

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