you are: GENETICS of MAN'S BARRENESS

It is necessary to mention immunologicheskuju the barreness form. And, if probability of immune barreness at women - a subject of the big doubts and long disputes, presence of the immune form at the man - absolutely proved reality. At this form of barreness a considerable part spermatozoidov as the coat, or, can, a plaid, is wrapped densely up by a thick layer so-called antispermalnyh antibodies. These antibodies, covering spermatozoid, do not allow to it to touch to jajtsekletke. And if there is no direct contact of these two cages receptors spermatozoida cannot make active difficult reaction which is called akrosomalnoj. This reaction changes a head surface spermatozoida and allows it to get into a female cage, that is to execute its unique mission - fertilisation. Basically similar antibodies appear after traumas of genitals, is possible - after operations on genitals, after infections.

Remember, spoke about importance of health - and so, quality of sperm falls at the general diseases, for example, at a diabetes, after operations, during the rehabilitation period. Negative influence will affect, if there is kistoznyj fibroz, syndrome Kartagenera, insufficiency of receptors to man's sexual hormones (androgenam).

As well as in all in a life, the trade is important, but it is important and for reproduktologa as in some cases the activity sort causes sperm changes. For example, if you the steelmaker or are occupied in an iron and steel industry you not to get to anywhere from inhalation of the aroma consisting, for example, from steams of zinc or cadmium and if you are a landowner fuss with pesticides and herbicides to you is provided. And these substances taken for an example from tens other similar them, can possess toxic action.