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Blood vessels form a closed circulatory system, whereas lymphatic vessels form a one-way conduit for tissue fluid and leukocytes… Expand Diagnostic Criteria of Nontuberculous Mycobacterial Lung Disease Key Laboratory Features of NTM Health Careand Hygiene-associated… Expand BACKGROUND
Bulky stage IB cervical cancers have a poorer prognosis than smaller stage I cervical cancers. For the Gynecologic… Expand OBJECTIVES
To identify the sentinel lymph node(s) (SLN[s]) (the first node[s] draining the primary tumor in the regional… Expand The initial route of metastases in most patients with melanoma is via the lymphatics to the regional nodes. However, routine… Expand Fas antigen is a cell-surface protein that mediates apoptosis. It is expressed in various tissues including the thymus and has… Expand The 11th edition of Harrison's Principles of Internal Medicine welcomes Anthony Fauci to its editorial staff, in addition to more… Expand Ki-1 is a monoclonal antibody (raised against a Hodgkin's disease-derived cell line) that, in biopsy tissue affected by Hodgkin's… Expand Acquired immune deficiency syndrome (AIDS) is characterized by opportunistic infections and by ‘opportunistic neoplasms’ (for… Expand Many viruses, including retroviruses, are characterized by their specific cell tropism1–3. Lymphadenopathy-associated virus (LAV… Expand