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European results of assisted reproductive techniques from treatments initiated during 2001 are presented in this fifth report. Data were collected mainly from already existing national registers. From 23 countries, 579 clinics reported 289 690 cycles with: IVF 120 946, ICSI 114 378, frozen embryo...
BACKGROUND: A significant relationship exists between an abnormally high sperm protamine-1 (P1)/protamine-2 (P2) ratio and male infertility. In this study we investigate whether a decreased P1/P2 ratio is also linked to male infertility and we attempt to describe, at the protein expression level,...
Numerous functional changes were observed in the intrauterine endometrial tissue of women with endometriosis. Our previous studies revealed a marked decrease in the expression of interleukin-1 receptor type 2 (IL-1RII), a decoy receptor known for its ability to buffer IL-1 effects. The aim of the...
BACKGROUND: The development of the mouse zygote following fertilization in vitro in a KSOM-type medium containing either l -glutamine or glycyl- l -glutamine has been examined, and compared with the development of mouse zygotes produced by natural fertilization. METHODS: Mouse IVF, embryo culture...