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Chromomycin A/sub 3/ as a fluorescent probe for flow cytometry of human gynecologic samples

Journal Article · · J. Histochem. Cytochem.; (United States)
DOI:https://doi.org/10.1177/25.7.70448· OSTI ID:6803003
Chemical, physical and optical properties of chromomycin A/sub 3/ are examined so as to ascertain appropriate staining and analysis procedures for flow cytometry of human gynecologic samples. Fluorescence excitation and emission spectra of chromomycin A/sub 3/-stained cervical cells are compared with those of chromomycin A/sub 3/-stained deoxyribonucleic acid. Conditions for deoxyribonucleic acid-specific staining of cervical cells are presented, and staining specificity of cervical cells with chromomycin A/sub 3/ is compared to that obtained with ethidium bromide, propidium iodide and Hoechst 33258. Also presented is a brief review of two parameter flow cytometry as a prescreening procedure for detection of cervical neoplasia. Results of flow cytometry and cell sorting are interpreted based on the deoxyribonucleic acid-specificity of chromomycin A/sub 3/ staining.
Research Organization:
Univ. of California, Livermore
OSTI ID:
6803003
Journal Information:
J. Histochem. Cytochem.; (United States), Journal Name: J. Histochem. Cytochem.; (United States) Vol. 25:7; ISSN JHCYA
Country of Publication:
United States
Language:
English