The XVIII Brazilian Congress of Assisted Reproduction

Brazilian Congress of Cardiovascular Surgery

World Congress on Human Reproduction

The initial events in embryo implantation invol ve an interaction of two epithelia, trophoblast and uterine epithelium, via their apical cell poles, resulting in ·adhesion, followed (in invasive types of implantation) by penetration of the trophoblast through the uterine epithelium into the endometrial stroma. Acquisition of mutual adhesiveness of apical plasma membranes of trophoblast and uter...

the impact of computer-assisted language learning on achievement motivation of high school students

چکیده انگیزه دلیل اصلی رفتارهای ما است. به نظر می رسد انگیزه جزء جدایی ناپذیر فرایند یادگیری باشد. ارزش ذاتی موفقیت تمایل به پیشرفت را در یادگیرنده ایجاد میکند. به عبارت ساده این تمایل انگیزه پیشرفت نامیده میشود. انگیزه پیشرفت را میتوان در احساس یادگیرنده هنگام چالش با درس های مدرسه، لذت انجام فعالیت درسی، یا حس کشف پاسخ مشاهده کرد.حتی ممکن است انگیزه پیشرفت را در تلاش یادگیرنده برای جلب تایید...

the future of assisted reproduction

The past three decades have witnessed revolution in reproductive medicine. Since the birth of Louise Brown in 1978 (1), there has been an expansion in the number of vitro fertilization treatment worldwide. In the first European Register publication (2) 203,893 IVF/ICSI were reported by eighteen European countries, and by 2002, this number rose to 324,238 cycles from twenty-five countries, accou...

The Economics of Assisted Reproduction

The Economics of Assisted Reproduction Typically, when two people decide to become parents, they procreate by copulation and produce a child. What do people do if, for some reason, they can’t produce their own children but want to be parents? Today, a prospective parent can go to the web, drop a vial of sperm from a donor with specific selected characteristics into a “shopping cart” and have th...