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ERIC Number: EJ1013067
Record Type: Journal
Publication Date: 2013
Pages: 7
Abstractor: As Provided
ISBN: N/A
ISSN: ISSN-1470-8175
EISSN: N/A
Molecular Tools for Cryptic "Candida" Species Identification with Applications in a Clinical Laboratory
Gamarra, Soledad; Dudiuk, Catiana; Mancilla, Estefania; Vera Garate, Maria Veronica; Guerrero, Sergio; Garcia-Effron, Guillermo
Biochemistry and Molecular Biology Education, v41 n3 p180-186 May-Jun 2013
"Candida" spp. includes more than 160 species but only 20 species pose clinical problems. "C. albicans" and "C. parapsilosis" account for more than 75% of all the fungemias worldwide. In 1995 and 2005, one "C. albicans" and two "C. parapsilosis"-related species were described, respectively. Using phenotypic traits, the identification of these newly described species is inconclusive or impossible. Thus, molecular-based procedures are mandatory. In the proposed educational experiment we have adapted different basic molecular biology techniques designed to identify these species including PCR, multiplex PCR, PCR-based restriction endonuclease analysis and nuclear ribosomal RNA amplification. During the classes, students acquired the ability to search and align gene sequences, design primers, and use bioinformatics software. Also, in the performed experiments, fungal molecular taxonomy concepts were introduced and the obtained results demonstrated that classic identification (phenotypic) in some cases needs to be complemented with molecular-based techniques. As a conclusion we can state that we present an inexpensive and well accepted group of classes involving important concepts that can be recreated in any laboratory. (Contains 3 tables and 2 figures.)
Wiley-Blackwell. 350 Main Street, Malden, MA 02148. Tel: 800-835-6770; Tel: 781-388-8598; Fax: 781-388-8232; e-mail: cs-journals@wiley.com; Web site: http://www.wiley.com/WileyCDA
Publication Type: Journal Articles; Reports - Research
Education Level: Higher Education; Postsecondary Education
Audience: N/A
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A