Dalle Frédéric, Charles Pierre Emmanuel, Blanc Karine, Caillot Denis, Chavanet Pascal, Dromer Françoise, Bonnin Alain
Laboratoire de Parasitologie Mycologie, Hôpital du Bocage, BP 77 908, 21079 Dijon Cedex, France.
J Clin Microbiol. 2005 Jun;43(6):2929-31. doi: 10.1128/JCM.43.6.2929-2931.2005.
We report a case of cryptococcosis in which a serum enzyme-linked immunosorbent assay (ELISA) for Aspergillus galactomannan was positive, with no evidence of aspergillosis. Soluble antigens from 19 Cryptococcus neoformans strains and purified carbohydrates of C. neoformans capsule were thus assayed in the Aspergillus galactomannan ELISA. Antigens from all C. neoformans strains, and purified galactoxylomannan, gave a positive reaction, suggesting that C. neoformans galactoxylomannan contains an epitope(s) that is cross-reactive with Aspergillus galactomannan.
我们报告了一例隐球菌病病例,该病例中检测曲霉半乳甘露聚糖的血清酶联免疫吸附测定(ELISA)呈阳性,但无曲霉病证据。因此,我们在曲霉半乳甘露聚糖ELISA中检测了19株新型隐球菌菌株的可溶性抗原和新型隐球菌荚膜的纯化碳水化合物。所有新型隐球菌菌株的抗原以及纯化的半乳甘露聚糖均产生阳性反应,这表明新型隐球菌半乳甘露聚糖含有与曲霉半乳甘露聚糖交叉反应的表位。