leptotene


Also found in: Dictionary, Thesaurus, Medical, Wikipedia.

leptotene

[′lep·tə‚tēn]
(cell and molecular biology)
The first stage of meiotic prophase, when the chromosomes appear as thin threads having well-defined chromomeres.
Mentioned in ?
References in periodicals archive ?
Microscope analysis: Nuclei of the first meiotic prophase at leptotene, zygotene and pachytene stages were analyzed using a Zeiss Axioskop epifluorescent photomicroscope equipped with propidium iodide, fluorescein isothiocyanate, and 4,6-diamidino-2-phenyllindole filters (Carl Zeiss, MC80, Oberkochen, Germany) equipped with an epifluorescent system.
Respective frequencies of leptotene, zygotene and pachytene stages: In the controls, the frequency of leptotene stage (Fig.
Statistical analysis: Mann-Withney test was used in order to evaluate the frequencies of leptotene, zygotene, and pachytene stages, and the staging of pachytene cells in controls and patients.