Results 111 to 120 of about 3,725,865 (331)

Select sequencing of clonally expanded CD8+ T cells reveals limits to clonal expansion

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2019
Significance T cells are a central component of our immune system. They express a T cell receptor (TCR) on their surface, which detects pathogens and stimulates the T cell to initiate an immune response. Upon exposure to a specific pathogen, some T cells
Huang Huang   +7 more
semanticscholar   +1 more source

Bridging the gap: a genetically validated avian chorioallantoic membrane platform for investigation of spontaneous circulating tumor cells

open access: yesMolecular Oncology, EarlyView.
We established the avian chorioallantoic membrane (CAM) assay as a scalable in vivo model for studying circulating tumor cells (CTCs). Human gastrointestinal tumors spontaneously released genetically validated CTCs that were detected across multiple platforms, demonstrating that the CAM model provides an accessible tool for investigating early cancer ...
Dennis Roth   +17 more
wiley   +1 more source

Diverse cellular architecture of atherosclerotic plaque derives from clonal expansion of a few medial SMCs.

open access: yesJCI Insight, 2017
Fibrous cap smooth muscle cells (SMCs) protect atherosclerotic lesions from rupturing and causing thrombosis, while other plaque SMCs may have detrimental roles in plaque development.
Kevin Jacobsen   +7 more
semanticscholar   +1 more source

Somatic mutation and clonal expansions in human tissues [PDF]

open access: yesGenome Medicine, 2019
Recent sequencing studies on healthy skin and esophagus have found that, as we age, these tissues become colonized by mutant clones of cells carrying driver mutations in traditional cancer genes. This comment summarizes these findings and discusses their possible implications for our understanding of cancer, ageing, and other diseases.
openaire   +3 more sources

Characterization of therapeutic antibodies targeting lymphatic and vascular resistance factor for the treatment of hypervascularized and highly metastatic cancers

open access: yesMolecular Oncology, EarlyView.
LVRF (lymphatic and vascular resistance factor) is a VEGFA splice variant upregulated in response to anti‐angiogenic therapy that fosters tumor adaptation through enhanced vascularization, lymphangiogenesis, and metastatic dissemination. Targeting LVRF with fully human neutralizing antibodies disrupts these processes and limits resistant tumor growth ...
Marion David   +12 more
wiley   +1 more source

The role of integration and clonal expansion in HIV infection: live long and prosper

open access: yesRetrovirology, 2018
Integration of viral DNA into the host genome is a central event in the replication cycle and the pathogenesis of retroviruses, including HIV. Although most cells infected with HIV are rapidly eliminated in vivo, HIV also infects long-lived cells that ...
Elizabeth M. Anderson, F. Maldarelli
semanticscholar   +1 more source

Versatile vector tools for efficient protein screening across multiple expression systems

open access: yesFEBS Open Bio, EarlyView.
A unified vector toolkit enables rapid protein expression screening across E. coli, insect, and mammalian cells. A single primer pair amplifies the target gene, which is inserted into any vector via a standardized interface. This streamlined workflow eliminates repeated cloning steps, accelerating the identification of optimal expression conditions for
Zhimin Zhu   +5 more
wiley   +1 more source

Distinct genomic characteristics between embryonic and clonal expansion pSNMs.

open access: yes, 2018
(A-C) Mutation spectrums in NpG and non-NpG sites for embryonic pSNMs (A), clonal expansion pSNMs in BBLD1005’s liver (B), and clonal expansion pSNMs in BBL11121’s breast (C). Mutation rate was normalized by the total number of sites in the human genome.
Qixi Wu (5220827)   +6 more
core   +1 more source

Integron-mediated Multidrug Resistance in a Global Collection of Nontyphoidal Salmonella enterica Isolates

open access: yesEmerging Infectious Diseases, 2009
Salmonella enterica bacteria have become increasingly resistant to antimicrobial agents, partly as a result of genes carried on integrons. Clonal expansion and horizontal gene transfer may contribute to the spread of antimicrobial drug–resistance ...
Mary G. Krauland   +3 more
doaj   +1 more source

Analysis of cardiomyocyte clonal expansion during mouse heart development and injury

open access: yesNature Communications, 2018
The cellular mechanisms driving cardiac tissue formation remain poorly understood, largely due to the structural and functional complexity of the heart.
Konstantina-Ioanna Sereti   +17 more
semanticscholar   +1 more source

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