Results 31 to 40 of about 1,247 (177)

Structure of the Core Postfusion Porcine Endogenous Retrovirus Fusion Protein

open access: yesmBio, 2022
Retroviral elements from endogenous retroviruses have functions in mammalian physiology. The best-known examples are the envelope proteins that function in placenta development and immune suppression.
Trevor T. Dean   +2 more
doaj   +1 more source

Co-Cultivation Assays for Detecting Infectious Human-Tropic Porcine Endogenous Retroviruses (PERVs). [PDF]

open access: yesInt J Mol Sci
Porcine endogenous retroviruses (PERVs) are integrated into the genome of all pigs. Since they can be released as infectious virus particles capable of infecting human cells in vitro, they pose a potential risk for xenotransplantation involving pig cells or organs.
Denner J.
europepmc   +3 more sources

Evidence for Microchimerism in Baboon Recipients of Pig Hearts

open access: yesViruses, 2023
Xenotransplantation, like allotransplantation, is usually associated with microchimerism, i.e., the presence of cells from the donor in the recipient.
Hina Jhelum   +10 more
doaj   +1 more source

Unexpected low expression of porcine endogenous retroviruses (PERVs) in porcine expanded potential stem cells (EPSCs)

open access: yesVirus Research, 2021
Expanded potential stem cells (EPSCs) have been recently derived from porcine preimplantation embryos (Gao et al., 2019). These cells were shown to express key pluripotency genes, to be genetically stable and differentiate to derivatives of the three germ layers and additionally to trophoblast.
Luise, Krüger   +5 more
openaire   +2 more sources

Ancient origin and complex evolution of porcine endogenous retroviruses

open access: yesBiosafety and Health, 2020
Porcine endogenous retroviruses (PERVs) are proviruses that have medical value in xenotransplantation. However, the evolutionary process leading to the generation of modern PERVs is not well understood.
Yicong Chen   +3 more
doaj   +1 more source

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

The restriction of zoonotic PERV transmission by human APOBEC3G. [PDF]

open access: yesPLoS ONE, 2007
The human APOBEC3G protein is an innate anti-viral factor that can dominantly inhibit the replication of some endogenous and exogenous retroviruses. The prospects of purposefully harnessing such an anti-viral defense are under investigation.
Stefán R Jónsson   +5 more
doaj   +1 more source

Characterization of Insertional Variation of Porcine Endogenous Retroviruses in Six Different Pig Breeds [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2012
Pigs may need to be exploited as xenotransplantation donors due to the shortage of human organs, tissues and cells. Porcine endogenous retroviruses (PERVs) are a significant obstacle to xenotransplantation because they can infect human cells in vitro and
W. Y. Jung   +7 more
doaj   +1 more source

First virological and pathological study of Göttingen Minipigs with Dippity Pig Syndrome (DPS).

open access: yesPLoS ONE, 2023
Dippity Pig Syndrome (DPS) is a well-known but rare complex of clinical signs affecting minipigs, which has not been thoroughly investigated yet. Clinically affected animals show acute appearance of red, exudating lesions across the spine.
Hina Jhelum   +13 more
doaj   +1 more source

Characterization of porcine endogenous retrovirus expression in neonatal and adult pig pancreatic islets [PDF]

open access: yes, 2017
BACKGROUND: Pig islets represent an alternative to the current modes of treatment for patients with diabetes. However, the concerns over pathogen transmission including that of PERV limit their immediate, widespread usage in humans.
Akiyoshi   +36 more
core   +1 more source

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