Evaluation of a New Latex Agglutination Test for Fecal Lactoferrin in Travelers' Diarrhea

A latex agglutination test for lectin binding.

Blood group A + H substance purified from hog gastric mucin was fixed to polystyrene particles by physical absorption to produce a lectin-agglutinable latex. Agglutination of this latex by soybean agglutinin, concanavalin A, and wheat germ agglutinin is specifically inhibited by the respective monosaccharide haptens and is not affected by known noninhibitory sugars. The sensitivity of the assay...

Evaluation of a new latex agglutination test for detection of streptolysin O antibodies.

Acute- and convalescent-phase serum specimens were collected from 50 patients with group A streptococcal pharyngitis. The anti-streptolysin O (ASO) titer for each serum specimen was determined by using both the standard neutralization assay and the latex agglutination (LA) test (Rheumagen ASO; Biokit Inc., New Britain, Conn.). When the ASO titers derived by the two methods were compared, the co...

Evaluation of a new bicolored latex agglutination test for immunological diagnosis of hepatic amoebiasis.

A new bicolored latex agglutination amoeba test (BLA) for detection of antibodies against Entamoeba histolytica was evaluated for its practicability and diagnostic sensitivity and specificity. BLA is rapid (5 min) and simple to perform. It requires only 20 microliters of a 1/3-diluted serum, 17 microliters of reagent, and a glass slide. Reading of the test is easy because a positive result show...

Evaluation of a latex agglutination kit (Virogen Rotatest) for detection of bovine rotavirus in fecal samples.

The performance of the Virogen Rotatest latex agglutination test (LAT) was evaluated for detection of bovine rotavirus antigen. Sixty-three fecal samples from diarrheic calves were collected from November 1999 to May 2000 and screened by LAT, the Rotazyme II enzyme-linked immunosorbent assay (ELISA), and virus isolation (VI) followed by an anti-rotavirus fluorescent-antibody (FA) test to detect...

Rotavirus in Fecal Samples (Virogen Rotatest) for Detection of Bovine Evaluation of a Latex Agglutination Kit