منابع مشابه
Seasonal distribution in conceptions achieved by artificial insemination by donor.
The distribution of conceptions after artificial insemination from a donor was studied in 259 conceptions at an artificial insemination clinic and found to be seasonal. Conception was not influenced by the number of donors or patients attending the clinic, the frequency of inseminations, or medical skill. Conception was more common from early winter until early spring (October to March) with a ...
متن کاملThe invisible man. Artificial insemination by donor and the legislation on donor anonymity: a review.
Until recently, sperm donors have remained anonymous under the 1990 Human Fertilisation and Embryology Act. There has been a distinct international trend towards allowing children access to identifying information about their donor. The UK has followed and, subject to parliamentary approval, children born by donations made after 1 April 2005 will be legally entitled to information revealing the...
متن کاملMaximum number of live births per donor in artificial insemination.
BACKGROUND The maximal number of live births (k) per donor was usually determined by cultural and social perspective. It was rarely decided on the basis of scientific evidence or discussed from mathematical or probabilistic viewpoint. METHODS AND RESULTS To recommend a value for k, we propose three criteria to evaluate its impact on consanguinity and disease incidence due to artificial insemi...
متن کاملArtificial Insemination
A GROUP of dairymen in New Jersey organized in 1938 the first cooperative in the United States for the artificial insemination of their cows. This method of serving females without natural mating has since become one of the most significant programs for livestock improvement in the history of American agriculture. A great deal of research has been done on all phases. A basic contribution was th...
متن کاملSexually communicable micro-organisms in human semen samples to be used for artificial insemination by donor.
Two hundred and thirty seven semen samples from 10 institutes for artificial insemination by donor (AID) in Belgium and the Netherlands were tested for the presence of Neisseria gonorrhoeae, Chlamydia trachomatis, Mycoplasma hominis, Ureaplasma urealyticum, herpes simplex virus, and cytomegalovirus. The incidence of these micro-organisms in the semen samples was 0%, 6.3%, 4.6%, 35.9%, 0%, and 0...
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ژورنال
عنوان ژورنال: BMJ
سال: 1973
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.2.5862.365-d