Uninzi lwabasetyhini abenza izidakamizwa i-Ecstasy bayayeka ngokukhawuleza xa befumanisa ukuba bakhulelwe. Kodwa, kuthekani ngomntwana ongakazalwa ngaphambi kokufumanisa?
Ngaba i-Ecstasy (MDMA) inokuchaphazela kakubi umntwana? Uphando ludibanise ukusetyenziswa kwe-Ecstasy kwisithathu sesithathu sokukhulelwa ekufundeni ukukhubazeka kunye noshintsho lwe-neurobiological.
Kuthiwani nge-ecstasy exposure kwi-trimester yokuqala yokukhulelwa?
Ukufumana, abaphandi kwiRush-Presbyterian-St. Isiko sezonyango sikaLuka eChicago sifunde ama-pups ezineminyaka ezingama-21 ubudala ezinokuthi zivelele kwi-Eststasy ngexesha elihambelana neyokuqala kwekota yokukhulelwa kwabantu.
UDkt. W. Lipton kunye nabalingane bakhe bajobe ii-rats ezisibhozo zemihla ngemihla ngemihla kunye ne- MDMA ukususela ngomhla we-14 ukuya ku-20 ngosuku lokukhulelwa, ixesha elihambelana neenyanga ezintathu zokuqala zokukhula komntwana. Iingcali zenzululwazi zifakwe i-saline kabini imihla ngemihla kwixesha elifanayo ukuya kwezinye iiliti zokulawula ezithandathu.
Abaphandi bavavanya iingcuphe zengqondo ze-rat pups xa bezinsuku ezingama-21 ubudala, ezilingana nomntwana oneminyaka emibili ukuya kweyesithandathu ubudala.
Utshintsho oluqinileyo
Uthotho lwethu oluthatyayo kukuba ama-pups e-ecstasy-21 e-ecstasy-exposed exposed-50% ekhulisa inani le- dopamine neuron fibers kwi-cortex yangaphambili xa kuthelekiswa nezilwanyana zokulawula, "kutsho uDkt. Lipton.
"Ukunxibelelana okungavumelekanga okanye ubuninzi kakhulu kwi-cortex yangaphambili kungabangela ukubonakaliswa okuphazamisayo apho, mhlawumbi kubangela ukuziphatha okungavumelekanga.
"I-Dopamine yinkompo yengqondo eyenza okanye idlulisela imiyalezo phakathi kweeseli zesisindo. Inxaxheba kwimimandla eyahlukeneyo yokuziphatha, njengokutya, ngokwesondo, nokuthatha iziyobisi.
I-cortex yangaphambili ibalulekile ekucwangciseni, ukulawula umgudu kunye nokuqwalasela. "
Ukwahlukana Kwesini Ngoxhatshazo?
Uphando luye lwabonisa ukuba luncinci kodwa lufana nemibhobho ye-dopamine kwingingqi yengqondo echaphazelekayo ekuhlaleni kunye nomvuzo kunye nendawo eyona nto yokwenza isisombululo esinomvuzo, i-nucleus accumbens.
"Iipopu ezibonakaliswe ngokugqithisileyo zibonisa ukuthotywa okuthobekileyo kwi-dopamine metabolism kwiimpawu zobuchopho ezidlala indima ebalulekileyo ekuzuzeni umvuzo, umlutha, ukufunda nokunyakaza. Kwakhona kuncitshiswa kwi-serotonin metabolism. ukulala, nokutya, "kubika uLipton. "Kuyathakazelisa ukuba ukunciphisa i-dopamine kunye ne-serotonin metabolism ebonwe kwi-nucleus accumbens yabonakala kwindoda, kodwa ingengowesifazana, iimpompo ezibonisa ukungafani kobulili ekungcoleni kwimeko ethile ye-Ecstasy."
Utshintsho lwezinto ezibonakalayo
Ucwaningo lwaseChicago lubonakalise utshintsho lokuziphatha kwizilwanyana.
"Xa ama-pups e-exposed ecstasy afakwa kwindawo entsha ngaphandle kwee-littermates zabo, bachitha ixesha elide bahlolisisa, bebonisa ukuba abazange bahlengahlengele lula kwimeko entsha njengento yokulawula izilwanyana," kubhala ababhali.
"Iziphumo zethu zibonisa ukuba ukuvezwa kweerati kwi-Eststasy ngexesha lophuhliso lokubeletha oluhambelanayo ne-trimester yokuqala ebantwini kunokubangela utshintsho oluqhubekayo kwi-chemistry kunye nokuziphatha," kutsho uDkt. Lipton.
"Iziphumo zethu zibonisa ukuba ukunyanzeliswa kwe-MDMA kungabangela ukugqithisa okanye ukungaphumeleli ekuqwalaselweni nasekufundeni. Uphando olongezelelweyo lufunekayo ukuze ufunde kabanzi ngemiphumo yokukhulelwa kwangaphambili kwesi siza."
Uphononongo, uxhaswa ngemali kwiNkcazo kaZwelonke yokuSebenzisa kakubi iziyobisi.
Imithombo:
Koprich, JB, et al. "I-3,4-methylenedioxymethamphetamine engaphantsi kokubeletha (ecstasy) iguqula ukuziphatha, iyanciphisa i-monoamine metabolism, inyuse i-forebrain i-tyrosine hydroxylase i-fibre yoluntu yamagundane aselula." I-Neurotoxicology neTatatology Oktobha 2003