Varicocele is one of the major causes of infertility in men. Although there are different theories related to the pathophysiology of the varicocele, the exact pathophysiologic mechanism remains unknown. Sperm DNA damage may be the cause of undiagnosed infertility problems. The standard semen examination may not be sufficient to determine the etiology of infertility. For this reason, extra tests...

Davide Degli Esposti1,2, Morando Soffritti3,*, Antoinette Lemoine1,2, Eva Tibaldi3 and Marco Manservigi3 1AP-HP, Hôpital Paul Brousse, Service de Biochimie et Biologie Moléculaire, Inserm; Université Paris-Sud 11; PRES Universud-Paris; Paul Vaillant Couturier 2Laboratoire de Biochimie et Biologie Cellulaire, Faculté de Pharmacie, Université Paris-Sud 11, Jean Baptiste Clément 3Cesare Maltoni Ca...

Knowledge of host resistance, inoculum levels, and weather conditions favorable for disease development is necessary to optimize a disease forecaster. A group of plant pathologists from five land-grant universities (North Dakota, Ohio, Pennsylvania, Purdue, and South Dakota) have collaborated to develop and improve performance of a disease forecasting system for Fusarium Head Blight (FHB). The ...

DON, a trichothecene toxin produced by Fusarium graminearum, is postulated to have a role in pathogenesis in Fusarium head blight of barley and wheat. To understand possible roles of DON, we investigated effects of the toxin in healthy tissues. Portions of epidermis were removed from 1.1 cm barley leaf segments and the segments floated with exposed mesophyll cells in contact with DON solutions....

background:   objective: this study was conducted to determine the clinical patterns and major causes of infertility in mazandaran province in north of iran.   materials and methods: the medical records of 3734 consecutive couples attending two infertility clinics in mazandaran province, from 2003 to 2008, were reviewed. the couples had not had a viable birth after at least 1 year of unprotecte...