Powered by Guardian.co.ukWannan labarin mai taken “Yi matasa da genetically rauni maniyyi?” ya rubuta Hannah Devlin, kimiyya wakilinmu, domin theguardian.com a ranar Laraba 18th Fabrairu 2015 06.01 UTC

Matashi yara maza riga da yalwa damu game da: spots, 'yan mata da kuma girman su "abu", kamar yadda Adrian tawadar Allah zai sanya shi. Ya aikata matsalar ciwon genetically rauni matashi maniyyi gaske bukatar a kara wa wannan jerin?

Masana kimiyya a Jami'ar Cambridge sun nuna wannan shi ne yanayin bayan dauke da fitar da wani binciken shafe fiye da 24,000 iyaye da 'ya'yansu. Da bincike mayar da hankali a kan kankanin kayyade bambance-bambance tsakanin mahaifa da zuriya, wanda aka zaci za a lalacewa ta hanyar kwashe kurakuran da ke cikin kwai ko maniyyi Kwayoyin.

Nazarin ya nuna cewa, a kan talakawan, ubanninsu auku a akalla sau shida a matsayin masu yawa daga cikin wadannan maye gurbi zuwa ga yara a matsayin iyaye mata. Wannan ya nuna maniyyi DNA ne mai kasa da aminci kwafi na mahaifinsa kayyade jerin, mai yiwuwa saboda maniyyi Kwayoyin sun halartar mafi rarrabu fiye da mace kwai cell da lokacin ɗaukar ciki na faruwa a.

Da mafi daukan hankali da'awar - da kuma wanda ya samu mafi yawan hankali - shi ne cewa kuskure kudi a cikin maniyyi sel matashi yara maza ne game da 30% fi yadda da cewa ga matasa maza.

Da masu bincike sun ce wannan zai iya bayyana dalilin da ya sa 'ya'yan matashi ubanninku da mafi girma hadarin ga cuta irin su Autism, schizophrenia da spina bifida.

Da takarda ta marubucin, Bitrus Forster, ya ce: "Bani 15 mai shekaru boys da game 30% mafi maye gurbi fiye da yara da matasa maza. Yau da J-dimbin yawa rarraba. "

Wannan mai yiwuwa fassara zuwa hadarin haihuwa lahani of about 2% ga matashi boys, idan aka kwatanta da wani talakawan hadarin 1.5%, ya ce.

Forster ce: "Zai iya zama cewa dukan maniyyi samar da tsarin shi ne mafi kuskure yiwuwa a farkon ... cewa shi kawai ba a gyara duk da haka."

Ya ce ka'idar ya ma sa da ra'ayin, da wani ɗan jarida, cewa idan matashi yara maza masturbated mafi, su iya aiki hanyarsu ta hanyar wannan "suboptimal" lokaci mafi sauri.

Kafin matasa gafala da wannan shawara (ba su riga duƙufa quite lokaci mai tsawo ga wannan aiki?), yana da daraja neman a takarda kanta, a cikin Royal Society Journal aikace-aikace B.

A m abu ne da cikakken rashi na J-dimbin yawa kwana. A nan ne jadawali, abin da kama wani mike layin zuwa gare ni.

Germline STR maye gurbi rates ga ubanni da uwaye
Germline STR maye gurbi rates ga ubanni da uwaye. M: Aikace-aikace na Royal Society

 

Gaskiya ne cewa da bayanai nufi ga matashi boys iya nuna wani dan kadan mafi girma yawan maye gurbi daga wannan ga 20- zuwa 30 mai shekaru shekaru kewayon, amma har yanzu ya bayyana ga zoba da 95% amincewa tazara ga mikakke Trend. Ba zan iya ganin wani dalili gama cewa "jam sel na matashi yara maza ne da togiya zuwa da tsufa mulkin", kamar yadda marubuta yi.

Idan ka sun je sauka cewa hanya, za ka iya Har ila yau, mamaki dalilin da ya sa maniyyi ke a bit dodgy a 30, amma sai recovers sake tare da m na tsakiyar shekarun, domin akwai alama na zama mai karu a 30-35 category. A mafi sauki bayani shi ne, data ne kawai a bit m.

Allan Pacey, farfesa andrology a Jami'ar Sheffield, ya amince: "Wannan bai sa hankali a gare ni. Ba na ganin J-dimbin yawa dangantaka da, cikin sharuddan ilmin halitta, Ba zan iya tunanin wani abu da zai bayyana shi. "

Forster nuna dama yawan karatu, wanda ambatonsu da cewa matashi ubanninsu iya zama mafi kusantar su haifi 'ya'ya tare da daban-daban cuta. Amma yana da wuya a ce ko irin sakamakon da nasaba da kai tsaye kayyade haddasawa ko zamantakewa da kuma muhalli dalilai. A gare ni, wannan sabuwar studydoes ba yin abubuwa da yawa don warware batun. Kamar yadda Pacey yana sanya shi: "Ba na ga wani babban Damuwa matashi dads."

Kuma waɗanda matashi yara maza suke ba dads, akwai tabbas wasu dalilai jira har sai su 20s zuwa zo ka hau kan Ubanci.

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