Results 31 to 40 of about 22,135 (184)

Merkel Cell Carcinoma With Divergent Differentiation—Or Something Else? A Triphasic Cutaneous Carcinoma With Lineage Plasticity

open access: yesJournal of Cutaneous Pathology, EarlyView.
ABSTRACT Merkel cell carcinoma (MCC) is a rare, aggressive cutaneous neuroendocrine carcinoma that typically arises in sun‐exposed skin of older or immunosuppressed patients. Combined or collision tumors involving MCC and other cutaneous malignancies are uncommon, and tumors exhibiting more than two distinct malignant phenotypes are exceptionally rare.
Zeinab Khalil   +2 more
wiley   +1 more source

Brincidofovir inhibits polyomavirus infection in vivo

open access: yesmBio
Polyomaviruses are species-specific DNA viruses that can cause disease in immunocompromised individuals. Despite their role as the causative agents for several diseases, there are no currently approved antivirals for treating polyomavirus infection ...
Arrienne B. Butic   +6 more
doaj   +1 more source

Polyomavirus-associated nephropathy

open access: yesWorld Journal of Transplantation, 2012
Polyomaviruses BK and JC are ubiquitous viruses with high seroprevalence rates in general population. Following primary infection, polyomaviruses BK and JC persist latently in different sites, particularly in the reno-urinary tract. Reactivation from latency may occur in normal subjects with asymptomatic viruria, while it can be associated to ...
Cristina, Costa, Rossana, Cavallo
openaire   +2 more sources

Merkel cell carcinoma: an updated guide for pathologists

open access: yesHistopathology, EarlyView.
Merkel cell carcinoma (MCC) is an aggressive cutaneous neuroendocrine carcinoma for which the differential diagnosis can include other small cell malignancies (especially metastatic small cell carcinoma) or cutaneous carcinoma. Morphologic and immunophenotypic aberrancies in MCC can increase diagnostic challenge.
Paul W. Harms
wiley   +1 more source

Recipient–Donor Sex Combinations and Posttransplant Infections: A Swiss Transplant Cohort Study

open access: yesTransplant Infectious Disease, EarlyView.
In this cohort study of 5033 patients, only the recipient sex, in particularly kidney recipients, was independently associated with an increased risk of infections, when compared to males. These findings indicate that recipient–donor sex combination does not influence short‐term solid organ transplantation outcome.
Christian T. J. Magyar   +16 more
wiley   +1 more source

Detection of polyomavirus microRNA-5p expression in saliva shortly after kidney transplantation

open access: yesJournal of Oral Microbiology, 2021
Background: MicroRNAs (miRNAs) of polyomavirus (PyV) are present in several biological fluids and are suggested to be relevant viral factors for monitoring its persistence.
Ana Carolina Mamana   +8 more
doaj   +1 more source

JC Polyomavirus Uses Extracellular Vesicles To Infect Target Cells

open access: yesmBio, 2019
The endemic human JC polyomavirus (JCPyV) causes progressive multifocal leukoencephalopathy in immune-suppressed patients. The mechanisms of virus infection in vivo are not understood because the major target cells for virus in the brain do not express ...
Jenna Morris-Love   +7 more
doaj   +1 more source

Burden and Correlates of Multiple Chronic Infections and Their Associations With Cancer Incidence in Chinese Adults: A Large Case‐Cohort Study

open access: yesInternational Journal of Cancer, Volume 159, Issue 5, Page 1282-1295, 1 September 2026.
While several oncogenic pathogens cause site‐specific cancers, uncertainties remain about many other chronic infections and combined pathogen effects, especially in non‐Western populations. Using a large case–cohort study nested within the China Kadoorie Biobank, the authors found that co‐infection was common, with a mean of 10 pathogens per individual.
Ling Yang   +212 more
wiley   +1 more source

Merkel Cell Polyomavirus DNA in Respiratory Specimens from Children and Adults

open access: yesEmerging Infectious Diseases, 2009
Merkel cell polyomavirus (MCPyV) DNA was detected in 7 (1.3%) of 526 respiratory tract samples from patients in Australia with upper or lower respiratory tract symptoms.
Seweryn Bialasiewicz   +4 more
doaj   +1 more source

Complex Virome in a Mesenteric Lymph Node from a Californian Sea Lion (Zalophus californianus) with Polyserositis and Steatitis

open access: yesViruses, 2020
An emaciated subadult free-ranging California sea lion (Csl or Zalophus californianus) died following stranding with lesions similar to 11 other stranded animals characterized by chronic disseminated granulomatous inflammation with necrotizing steatitis ...
Eda Altan   +8 more
doaj   +1 more source

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