Fig. 8.1 Structure of nuclear metaphase chromosome. The chromatin is a complex of unbroken long double-stranded helical DNA carrying genes and proteins. The nucleosome is the basic chromatin subunit composed…
© Springer Science+Business Media, LLC 2015Glenn L. Schattman, Sandro C. Esteves and Ashok Agarwal (eds.)Unexplained Infertility10.1007/978-1-4939-2140-9_22 22. The Role of Expectant Management for Couples with Unexplained Infertility N. M. van den Boogaard1 , Fulco van der Veen2 and Ben…
Substance Effect Reference Alcohol Inhibit testosterone synthesis [5] Anticonvulsants Sperm abnormalities [6] Arsenic Decrease sperm concentration and motility [7] Cadmium Decreased acrosome reaction [8] Caffeine Lower sperm concentration [9] Calcium…
Fig. 19.1 Physiopathology of infertility associated with endometriosis Pathogenesis of Endometriosis Several theories and hypotheses have attempted to explain the origin of endometriosis and how the different stages of the…
Table of toxins and environmental factors affecting male fertility Environmental and lifestyle factors Mechanism of action Effect Reference Agricultural influences Fertilizers Nitric oxide Impaired spermatogenesis Decreased sperm function…
Three phases have been described in the human implantation process: apposition, adhesion (attachment), and invasion (penetration). The blastocyst communicates with the endometrium in the apposition phase. During the adhesion and…
Fig. 15.1 Two-dimensional structures for selected environmental organic pollutants with recognized potential for human reproductive toxicity. a 9,10-dimethylbenzanthracene (DMBA). b 3-methylcholanthrene (3-MC). c Benzo[a]pyrene (BaP). d 2,2-bis(4-hydroxyphenyl)propane (Bisphenol A, BPA)….
© Springer Science+Business Media, LLC 2015Glenn L. Schattman, Sandro C. Esteves and Ashok Agarwal (eds.)Unexplained Infertility10.1007/978-1-4939-2140-9_14 14. Oxidative Stress in Unexplained Female Infertility Fatma Ferda Verit1 (1) Department of Obstetrics & Gynecology, Infertility Research & Treatment Center,…
Fig. 13.1 Possible etiologies of UI in females: abnormal ovarian folliculogenesis, ovulatory dysfunction, tuboperitoneal disorders, impaired fertilization, abnormal embryo development, abnormal endometrial receptivity, and altered sperm transport due to impaired…
Gland Secretion Function Principle cells [3] (epididymus) Glycerophosphocholine Inhibits motility and premature capacitation Seminal vesicles [3] Viscous fluid rich in fructose and glucose, several proteins, including fibrinogen and prostaglandins Substrates…
