نتایج جستجو برای: louise brown
تعداد نتایج: 51045 فیلتر نتایج به سال:
We present several searches for charmless hadronic two-body and three-body decays of B mesons from electron-positron annihilation data collected by the BABAR detector near the Υ (4S) resonance. We report the preliminary branching fractions B(B → ππ) = (4.1± 1.0± 0.7)× 10, B(B → Kπ) = (16.7 ± 1.6 ± 1.3) × 10, B(B → ρπ) = (49 ± 13 −5) × 10, B(B → ηK) = (62± 18± 8)× 10, and present upper limits fo...
Charles Thibault was liked by French gynaecologists. There was not a year that Charles Thibault did not attend clinician gynaecology conferences. He made great strides in research on in vitro fertilisation, being the first to perform in vitro fertilised (IVF) oocyte transfers in rabbits. Later, in 1978 the first human pregnancy following IVF was achieved in the UK when Louise Brown was born. In...
Since that historically the first human birth was registered through in vitro fertilization in 1978, the improvement and creation of new assisted reproduction techniques such as intracytoplasmic sperm injection and physiological intracytoplasmic sperm injection have become of great importance nowadays. Louise Brown was the first baby conceived through in vitro fertilization in England. Since th...
In the late 1950s, Patrick C. Steptoe, a British gynecologist, established contact with Palmer of Paris and Frangenheim of Wuppertal, Germany, and studied laparoscopic technique under the tutelage of these pioneers. Despite the negative attitude among his colleagues, Steptoe soon became one of the most innovative researchers in the field of abdominal endoscopy, particularly laparoscopic sterili...
sulfated polysaccharides have shown promising effects on wound healing processes along with many other biological activities. the sulfated polysaccharides extracted from two algae species habitats in persian gulf were studied in vivo for their effects on collagen formation and epidermal regeneration. the polysaccharides were purified from aqueous extracts of p. tetrastromatica and p. boergeseni...
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