Chronic active Epstein-Barr virus (CAEBV) disease is a rare disorder in which persons are unable to control infection with the virus. The disease is progressive with markedly elevated levels of EBV DNA in the blood and infiltration of organs by EBV-positive lymphocytes. Patients often present with fever, lymphadenopathy, splenomegaly, EBV hepatitis, or pancytopenia. Over time, these patients de...

The Northridge earthquake on January 17, 1994 caused extensive damage to structures, disruption of lives, and 60 deaths. This event also brought to light the fact that the County’s Acute Communicable Disease Control Unit (ACDC) was ill-prepared to make a rapid assessment of actual or potential communicable disease outbreaks in the community. Traditionally, active surveillance in Los Angeles Cou...

background: with respect to the importance of hepatitis a in patients with chronic liver disease, current study was conducted with the aim of determining the prevalence of previous hepatitis a infection in hepatitis b virus carriers with different stages of liver disease. materials and methods: this was a cross sectional study. 283 hbsag positive subjects (including 118 inactive carriers, 144 p...

Because of expanding resistance to efficient and affordable antimalarial drugs likechloroquine, the search is continuing for more effective drugs against this disease. In-vitroantiplasmodial activity and cytotoxicity of α-(acyloxy)-α-(quinolin-4-yl) acetamides onPlasmodium falciparum and structure-activity relationships of this new class of Passeriniadducts is described. The in-vitro antiplasmo...

Because of expanding resistance to efficient and affordable antimalarial drugs likechloroquine, the search is continuing for more effective drugs against this disease. In-vitroantiplasmodial activity and cytotoxicity of α-(acyloxy)-α-(quinolin-4-yl) acetamides onPlasmodium falciparum and structure-activity relationships of this new class of Passeriniadducts is described. The in-vitro antiplasmo...

an outbreak of zoonotic cutaneous leishmaniasis caused by leishmania major was identified in ghanavat rural district, qom province, central iran, during 1999-2001. among 1069 inhabitants examined in dec. 1999, 5.14% showed evidence of active lesions and 12.44% had scar indicative of past infection. the most highly infected age group was 5-9 years old for ulcers with a rate of 6.56%. the inciden...