User profiles for James A. Lederer

James A. Lederer

Associate Professor, Brigham and Women's Hospital and Harvard Medical School
Verified email at rics.bwh.harvard.edu
Cited by 15082

Viral epitope profiling of COVID-19 patients reveals cross-reactivity and correlates of severity

…, BD Walker, DR Wesemann, HB Larman, JA Lederer… - Science, 2020 - science.org
INTRODUCTION A systematic characterization of the humoral response to severe acute
respiratory system coronavirus 2 (SARS-CoV-2) epitopes has yet to be performed. This analysis …

Pathologically expanded peripheral T helper cell subset drives B cells in rheumatoid arthritis

…, PA Nigrovic, A Filer, CD Buckley, JA Lederer… - Nature, 2017 - nature.com
CD4 + T cells are central mediators of autoimmune pathology; however, defining their key
effector functions in specific autoimmune diseases remains challenging. Pathogenic CD4 + T …

Defining inflammatory cell states in rheumatoid arthritis joint synovial tissues by integrating single-cell transcriptomics and mass cytometry

…, N Hacohen, C Nusbaum, JA Lederer… - Nature …, 2019 - nature.com
To define the cell populations that drive joint inflammation in rheumatoid arthritis (RA), we
applied single-cell RNA sequencing (scRNA-seq), mass cytometry, bulk RNA sequencing (…

Major injury leads to predominance of the T helper-2 lymphocyte phenotype and diminished interleukin-12 production associated with decreased resistance to …

ST O'Sullivan, JA Lederer, AF Horgan… - Annals of …, 1995 - journals.lww.com
Objective: Patients with serious traumatic injury and major burns and an animal model of burn
injury were studied to determine the effect of injury on the production of cytokines typical of …

The immune cell landscape in kidneys of patients with lupus nephritis

…, KC Kalunian, ES Woodle, JA Lederer… - Nature …, 2019 - nature.com
Lupus nephritis is a potentially fatal autoimmune disease for which the current treatment is
ineffective and often toxic. To develop mechanistic hypotheses of disease, we analyzed …

The effects of injury on the adaptive immune response

JA Lederer, ML Rodrick, JA Mannick - Shock, 1999 - journals.lww.com
For more than thirty years it has been apparent that serious injury in humans and experimental
animals is associated with a decrease in immune functions dependent upon T cells, the …

[HTML][HTML] Functionally distinct disease-associated fibroblast subsets in rheumatoid arthritis

…, VP Bykerk, LB Ivashkiv, JA Lederer… - Nature …, 2018 - nature.com
Fibroblasts regulate tissue homeostasis, coordinate inflammatory responses, and mediate
tissue damage. In rheumatoid arthritis (RA), synovial fibroblasts maintain chronic inflammation …

[PDF][PDF] Quick COVID-19 healers sustain anti-SARS-CoV-2 antibody production

…, TM Caradonna, Y Cai, JS Burke, J Lin, JA Lederer… - Cell, 2020 - cell.com
Antibodies are key immune effectors that confer protection against pathogenic threats. The
nature and longevity of the antibody response to SARS-CoV-2 infection are not well defined. …

Injury primes the innate immune system for enhanced Toll-like receptor reactivity

…, E Lien, JA Mannick, JA Lederer - The Journal of …, 2003 - journals.aai.org
Severe injury causes a dramatic host response that disrupts immune homeostasis and
predisposes the injured host to opportunistic infections. Because Toll-like receptors (TLRs) …

The immunologic response to injury

JA Mannick, ML Rodrick, JA Lederer - Journal of the American …, 2001 - journals.lww.com
Research on the immune consequences of shock and trauma by multiple laboratories over
more than 20 years has resulted in the following paradigm, which is currently accepted by …