User profiles for Benjamin Chen

Benjamin Chen

- Verified email at utsouthwestern.edu - Cited by 16929

Benjamin K. Chen

- Verified email at mssm.edu - Cited by 10670

[HTML][HTML] ATM phosphorylates histone H2AX in response to DNA double-strand breaks

…, BP Chen, M Murphy, A Kurimasa, DJ Chen - Journal of Biological …, 2001 - ASBMB
A very early step in the response of mammalian cells to DNA double-strand breaks is the
phosphorylation of histone H2AX at serine 139 at the sites of DNA damage. Although the …

[HTML][HTML] Convalescent plasma treatment of severe COVID-19: a propensity score–matched control study

…, F Amanat, D Stadlbauer, DR Altman, BK Chen… - Nature medicine, 2020 - nature.com
Coronavirus disease 2019 (COVID-19), caused by severe acute respiratory syndrome
coronavirus 2 (SARS-CoV-2), is a new human disease with few effective treatments 1 . …

PD-L1 expression is characteristic of a subset of aggressive B-cell lymphomas and virus-associated malignancies

BJ Chen, B Chapuy, J Ouyang, HH Sun… - Clinical cancer …, 2013 - AACR
Purpose: Programmed cell death ligand 1 (PD-L1) is an immunomodulatory molecule
expressed by antigen-presenting cells and select tumors that engages receptors on T cells to …

Human T, B, natural killer, and dendritic cells arise from a common bone marrow progenitor cell subset

A Galy, M Travis, D Cen, B Chen - Immunity, 1995 - cell.com
The early stages of lymphoid cell formation were studied by testing the differentiative potential
of phenotypically defined subsets of CD34+ bone marrow cells. A subpopulation of CD34…

Autophosphorylation of the DNA-dependent protein kinase catalytic subunit is required for rejoining of DNA double-strand breaks

DW Chan, BPC Chen, S Prithivirajsingh… - Genes & …, 2002 - genesdev.cshlp.org
Nonhomologous end-joining (NHEJ) is the predominant pathway that repairs DNA double-strand
breaks (DSBs) in mammalian cells. The DNA-dependent protein kinase (DNA-PK), …

[HTML][HTML] Telomere shortening triggers senescence of human cells through a pathway involving ATM, p53, and p21CIP1, but not p16INK4a

U Herbig, WA Jobling, BPC Chen, DJ Chen, JM Sedivy - Molecular cell, 2004 - cell.com
Cellular senescence can be triggered by telomere shortening as well as a variety of stresses
and signaling imbalances. We used multiparameter single-cell detection methods to …

Vpr is required for efficient replication of human immunodeficiency virus type-1 in mononuclear phagocytes

RI Connor, BK Chen, S Choe, NR Landau - Virology, 1995 - Elsevier
HIV-1 vpr encodes a 96-amino acid, nuclear protein whose function is not well understood.
Unlike the other lentivirus regulatory proteins, Vpr is present in virions at relatively high copy …

HIV-1 Nef protein protects infected primary cells against killing by cytotoxic T lymphocytes

KL Collins, BK Chen, SA Kalams, BD Walker… - Nature, 1998 - nature.com
Cytotoxic T lymphocytes (CTLs) lyse virally infected cells that display viral peptide epitopes
in association with major histocompatibility complex (MHC) class I molecules on the cell …

[PDF][PDF] The selective downregulation of class I major histocompatibility complex proteins by HIV-1 protects HIV-infected cells from NK cells

…, RT Gandhi, DM Davis, O Mandelboim, BK Chen… - Immunity, 1999 - cell.com
To avoid detection by CTL, HIV encodes mechanisms for removal of class I MHC proteins from
the surface of infected cells. However, class I downregulation potentially exposes the virus…

Development of a definition of postacute sequelae of SARS-CoV-2 infection

…, AA Chang, P Chebrolu, Y Chen, LQ Chen, BK Chen… - Jama, 2023 - jamanetwork.com
Importance SARS-CoV-2 infection is associated with persistent, relapsing, or new symptoms
or other health effects occurring after acute infection, termedpostacute sequelae of SARS-…