Results 11 to 20 of about 8,460 (160)

The Role of APOBECs in Viral Replication [PDF]

open access: yesMicroorganisms, 2020
Apolipoprotein B mRNA-editing enzyme catalytic polypeptide-like (APOBEC) proteins are a diverse and evolutionarily conserved family of cytidine deaminases that provide a variety of functions from tissue-specific gene expression and immunoglobulin ...
Wendy Kaichun Xu   +2 more
doaj   +3 more sources

HIV-1 Vif, APOBEC, and Intrinsic Immunity [PDF]

open access: yesRetrovirology, 2008
Members of the APOBEC family of cellular cytidine deaminases represent a recently identified group of proteins that provide immunity to infection by retroviruses and protect the cell from endogenous mobile retroelements.
Strebel Klaus, Goila-Gaur Ritu
doaj   +3 more sources

The current toolbox for APOBEC drug discovery [PDF]

open access: yesTrends in Pharmacological Sciences, 2022
Mutational processes driving genome evolution and heterogeneity contribute to immune evasion and therapy resistance in viral infections and cancer. APOBEC3 (A3) enzymes promote such mutations by catalyzing the deamination of cytosines to uracils in single-stranded DNA.
Michael J. Grillo   +4 more
openaire   +2 more sources

APOBEC‐1‐mediated RNA editing [PDF]

open access: yesWIREs Systems Biology and Medicine, 2010
AbstractRNA editing defines a molecular process by which a nucleotide sequence is modified in the RNA transcript and results in an amino acid change in the recoded message from that specified in the gene. We will restrict our attention to the type of RNA editing peculiar to mammals, i.e., nuclear C to U RNA editing.
Valerie, Blanc, Nicholas O, Davidson
openaire   +2 more sources

APOBEC3 as a driver of genetic intratumor heterogeneity

open access: yesMolecular & Cellular Oncology, 2021
Our recent study revealed that APOBEC3B is upregulated during the preinvasive stages of non-small cell lung cancer and breast cancer. In addition to its role in mediating single nucleotide variants, we propose that APOBEC3 promotes copy number intratumor
Subramanian Venkatesan   +6 more
doaj   +1 more source

Special Issue “APOBECs and Virus Restriction” [PDF]

open access: yesViruses, 2021
The apolipoprotein B mRNA editing enzyme, catalytic polypeptide (APOBEC) enzyme family in humans has 11 members with diverse functions in metabolism and immunity [...]
openaire   +3 more sources

Identification of new driver and passenger mutations within APOBEC-induced hotspot mutations in bladder cancer

open access: yesGenome Medicine, 2020
Background APOBEC-driven mutagenesis and functional positive selection of mutated genes may synergistically drive the higher frequency of some hotspot driver mutations compared to other mutations within the same gene, as we reported for FGFR3 S249C. Only
Ming-Jun Shi   +5 more
doaj   +1 more source

Transient and tunable CRISPRa regulation of APOBEC/AID genes for targeting hepatitis B virus

open access: yesMolecular Therapy: Nucleic Acids, 2023
APOBEC/AID cytidine deaminases play an important role in innate immunity and antiviral defenses and were shown to suppress hepatitis B virus (HBV) replication by deaminating and destroying the major form of HBV genome, covalently closed circular DNA ...
Dmitry Kostyushev   +15 more
doaj   +1 more source

AID/APOBEC deaminases and cancer [PDF]

open access: yesOncoscience, 2015
Mutations are the basis for evolution and the development of genetic diseases. Especially in cancer, somatic mutations in oncogenes and tumor suppressor genes alongside the occurrence of passenger mutations have been observed by recent deep-sequencing approaches.
Stefan, Rebhandl   +3 more
openaire   +2 more sources

Sensitive detection systems for infectious agents in xenotransplantation*

open access: yesXenotransplantation, EarlyView., 2020
Abstract Xenotransplantation of pig cells, tissues, or organs may be associated with transmission of porcine microorganisms, first of all of viruses, to the transplant recipient, potentially inducing a disease (zoonosis). I would like to define detection systems as the complex of sample generation, sample preparation, sample origin, time of sampling ...
Joachim Denner
wiley   +1 more source

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