Background Chlamydia trachomatis (C. trachomatis) is the main cause of bacterial sexually transmitted infections. In women, this infection can lead to tubal infertility. Objective In this study we investigated C. trachomatis among infertile and fertile women with both polymerase chain reaction (PCR) and ELISA methods in Ahvaz, Iran. Materials and Methods This case-control study was conducte...

CONTEXT Fertility awareness-based methods of family planning help women identify the days of the menstrual cycle when they are most likely to become pregnant. To prevent pregnancy, women avoid unprotected intercourse on these days. Efficacy of these methods may be improved if the users most likely to engage in unprotected intercourse on fertile days can be identified and counseled. METHODS Qu...

Cyanide-resistant (alternative) respiration by tissues of 7 male-sterile lines from 4 species (Glycine max (L.), Helenium amarum (Raf.) H. Rock., Plantago lanceolata L. and Zea mays L.) was compared with that of fertile tissues. Six of the 7 male-sterile lines lacked alternative respiration in the tissue assayed (leaf or root), while the corresponding fertile tissue displayed a typical alternat...

Cells isolated from the ejaculates of a high proportion of patients exhibiting oligozoospermia are characterized by generation rates of reactive oxygen species that considerably exceed those obtained for the normal fertile population. The purpose of this study was to resolve the cellular source of this enhanced activity. Semen samples from a cohort of oligozoospermic patients and a group of fer...

abstract background: infertility and the reactions of people towards it can lead to psychological disorders which have negative effects on the life of young couples. therefore, this study aims to comparatively analyze the level of mental health, happiness, inferiority feelings, sexual satisfaction and marital conflict in fertile and infertile women in kermanshah. methods: this cross-sectional s...

In order to study effects of nitrogen fertilization and cultivars on some of traits of different barley an experiment was conducted at Isfahan in 2012. The experimental was split plot in a randomized complete block design with three replications. In this experiment, different levels of nitrogen in the main plots included four levels (0, 50, 100 and 150 N kg/ha (urea)) and barley cultivars inclu...