The major cells of the immune system are lymphocytes. Lymphocytes that are critical for immune reactions are of two types namely B-cells and T-cells. Both cells develop from stem cells
Asthma represents a significant clinical and economic burden to the US healthcare system. Along with other clinical manifestations of the disease, elevated sputum and blood eosinophil levels are observed in…
Multiple Myeloma: Early Death Common and Preventable Improved survival among patients with multiple myeloma is one of the most impressive cancer treatment success stories in recent years. A decade ago,…
Two years have passed since the CDC finally published guidelines addressing HIV laboratory testing and officially endorsed the “new” HIV laboratory testing algorithm. Although many had become aware of the…
In what could be a major step forward in our understanding of how cancer moves around the body, researchers have observed the spread of cancer cells from the initial tumour…
Neutrophil disorders are an uncommon yet important cause of morbidity and mortality in infants and children. This article is an overview of these conditions, with emphasis on clinical recognition, rational…
Cholinesterase testing has two main uses: It can be used to detect and diagnose organophosphate pesticide exposure and/or poisoning. It may also be used to monitor those who may be…
Angiotensin-converting enzyme (ACE) is an enzyme that helps regulate blood pressure. An increased blood level of ACE is sometimes found in sarcoidosis, a systemic disorder of unknown cause that often…
An acetylcholine receptor (AChR) antibody test is used to help diagnose myasthenia gravis (MG) and to distinguish it from other conditions that may cause similar symptoms, such as chronic muscle…

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