[Relevance of oesophageal biopsies during graft-versus-host disease].

Introduction: Graft-versus-host disease (GVHD) is a complication of hematopoietic stem cell transplantation. It frequently affects the digestive tract. Oesophageal damage is not part of its typical clinical picture.

Camel trypanosomosis in Morocco. 2. A pilot disease control trial.

A first epidemiological study on camel trypanosomosis was conducted in 1997 and 1998 in five Moroccan Saharan provinces. It revealed two major foci at Merzouga (Tafilalet province) and Zagora (Ouarzazate province) where tour camel seroprevalences were 35.4 and 43.

Camel trypanosomosis in Morocco 1: results of a first epidemiological survey.

An epidemiological survey of camel trypanosomosis was conducted for the first time in Morocco in 1997 and 1998. Five provinces located in the south and southeast of the High Atlas mountain chain were included in this study. A total number of 1460 serum samples were collected and tested by a card agglutination test for trypanosomosis (CATT) and enzyme-linked immunosorbant assay (Ab-ELISA) to detect anti-Trypanosoma evansi antibodies.