User profiles for Andrew A. Sama

Andrew A. Sama

Hospital for Special Surgery
Verified email at hss.edu
Cited by 5151

HMGB1 as a late mediator of lethal systemic inflammation

H Wang, H Yang, CJ Czura, AE Sama… - American journal of …, 2001 - atsjournals.org
State of the Art 1769 suppressed trauma patients (27). New evidence suggests that the
central nervous system can directly, and rapidly, attenuate the TNF response to endotoxin …

Extracellular HMGB1 as a proinflammatory cytokine

G Chen, MF Ward, AE Sama, H Wang - Journal of interferon & …, 2004 - liebertpub.com
High mobility group box-1 protein (HMGB1, formerly known as HMG-1), a highly conserved
ubiquitous protein, has been for a long time described as a nuclear DNA-binding protein …

[HTML][HTML] Lumbar degenerative disc disease: current and future concepts of diagnosis and management

…, D Essig, DR Lebl, AP Hughes, AA Sama… - Advances in …, 2012 - hindawi.com
Low back pain as a result of degenerative disc disease imparts a large socioeconomic impact
on the health care system. Traditional concepts for treatment of lumbar disc degeneration …

IFN-γ induces high mobility group box 1 protein release partly through a TNF-dependent mechanism

…, C Czura, RA Mitchell, G Chen, AE Sama… - The Journal of …, 2003 - journals.aai.org
We recently discovered that a ubiquitous protein, high mobility group box 1 protein (HMGB1),
is released by activated macrophages, and functions as a late mediator of lethal systemic …

Risk factors for postoperative infection following posterior lumbar instrumented arthrodesis

…, EA Finerty, JT Nguyen, E Gausden, AA Sama - JBJS, 2011 - journals.lww.com
Background: Surgical site infection in the spine is a serious postoperative complication.
Factors such as posterior surgical approach, arthrodesis, use of spinal instrumentation, age, …

Elevated high-mobility group box 1 levels in patients with cerebral and myocardial ischemia

…, H Wang, ML Lesser, AL Church, AH Litroff, AE Sama… - Shock, 2006 - journals.lww.com
Cerebral and myocardial ischemia, two of the leading causes of morbidity and mortality
worldwide, are associated with inflammation that can lead to multiple organ failure and death. …

Lateral lumbar interbody fusion: clinical and radiographic outcomes at 1 year: a preliminary report

…, FP Cammisa, RC Huang, AA Sama - Clinical Spine …, 2011 - journals.lww.com
Background The various methods of lumbar interbody fusion have been described in the
literature. With the development of the lateral lumbar interbody fusion (LLIF) approach, a wider …

Bacterial endotoxin stimulates macrophages to release HMGB1 partly through CD14-and TNF-dependent mechanisms

…, P Wang, KJ Tracey, AE Sama… - Journal of leukocyte …, 2004 - academic.oup.com
Bacterial endotoxin [lipopolysaccharide (LPS)] stimulates macrophages to sequentially
release early [tumor necrosis factor (TNF)] and late [high mobility group box 1 (HMGB1)] …

Cholinergic anti-inflammatory pathway activity and High Mobility Group Box-1 (HMGB1) serum levels in patients with rheumatoid arthritis

…, PK Gregersen, CJ Czura, RP Sloan, AE Sama… - Molecular …, 2007 - Springer
High Mobility Group Box-1 (HMGB1) is a cytokine implicated in the pathogenesis of
rheumatoid arthritis (RA) and other inflammatory diseases. The cholinergic anti-inflammatory …

National trends in anterior cervical fusion procedures

S Marawar, FP Girardi, AA Sama, Y Ma… - Spine, 2010 - journals.lww.com
Study Design. Population-based database analysis. Objective. To analyze trends in patient-and
healthcare-system-related characteristics, utilization and outcomes associated with …