Èññëåäîâàíû êðàíèîëîãè÷åñêèå ñåðèè èç ôîíäîâ ÍÈÈ è Ìóçåÿ àíòðîïîëîãèè ÌÃÓ èìåíè Ì.Â.Ëîìîíîñîâà è Ìóçåÿ àíòðîïîëîãèè è ýòíîãðàôèè èìåíè Ïåòðà Âåëèêîãî (Êóíñòêàìåðà) ÐÀÍ. Èçó÷åíû çóáû ìîëî÷íîé è ïîñòîÿííîé ãåíåðàöèè ó ïðåäñòàâèòåëåé ñîâðåìåííîãî íàñåëåíèÿ òðåõ êëèìàòî-ãåîãðàôè÷åñêèõ çîí: óìåðåííîé, òðîïè÷åñêîé è àðêòè÷åñêîé. Ìàòåðèàëû è ìåòîäû. Îáùàÿ ÷èñëåííîñòü âûáîðêè ñîñòàâèëà 895 èíäèâèäóóìîâ, èç íèõ 415 ìóae÷èí, 428 aeåíùèí è 52 íåïîëîâîçðåëûõ èíäèâèäóóìà. Äëÿ àíàëèçà ïðåäñòàâèòåëåé óìåðåííîé çîíû èçó÷åíî 352 èíäèâèäóóìà, òðîïè÷åñêîé-99 èíäèâèäóóìîâ è àðêòè÷åñêîé-444 èíäèâèäóóìà. Îöåíêà ÷àñòîòû ýïèçîäîâ ñòðåññîâîãî âîçäåéñòâèÿ â äåòñêîì âîçðàñòå ïðîâåäåíà ïóòåì àíàëèçà ýìàëåâîé ãèïîïëàçèè-èíäèêàòîðà îñòàíîâêè ðîñòà è ðàçâèòèÿ ýìàëè çóáà âñëåäñòâèå ôèçèîëîãè÷åñêîãî ñòðåññà. Ôèêñàöèÿ ïîêàçàòåëÿ ïðîâîäèëàñü ïî áàëüíîé îöåíêå (íàëè÷èþ/îòñóòñòâèþ ïðèçíàêà ó èíäèâèäóóìà). Ðåçóëüòàòû. Óñòàíîâëåíî, ÷òî ÷àùå ïðèçíàêè ýìàëåâîé ãèïîïëàçèè âñòðå÷àþòñÿ íà çóáàõ ïðåäñòàâèòåëåé àðêòè÷åñêîãî ïîÿñà (19,4%), ó íàñåëåíèÿ äðóãèõ àðåàëîâ îáèòàíèÿ ÷àñòîòà âñòðå÷àåìîñòè ïðèçíàêà íèaeå (6,8%-ó ïðåäñòàâèòåëåé óìåðåííîãî ïîÿñà è 10,1%-òðîïè÷åñêîãî ïîÿñà). Ïîêàçàòåëü âñòðå÷àåìîñòè ýìàëåâîé ãèïîïëàçèè äåìîíñòðèðóåò äîñòîâåðíûå îòëè÷èÿ àðêòè-÷åñêîé ãðóïïû ïî ñðàâíåíèþ ñ äðóãèìè. Ïðè àíàëèçå ïîëîâîãî äèìîðôèçìà îáíàðóaeåíû ñòàòèñòè÷åñêè íåäîñòîâåðíûå ðàçëè÷èÿ: â ãðóïïå èç óìåðåííîé çîíû ïðèçíàêè ýìàëåâîé ãèïîïëàçèè íåçíà÷èòåëüíî ïðåâàëèðóþò ó aeåíùèí, â òðîïè÷åñêîé è àðêòè÷åñêîé ãðóïïàõ-ïðåèìóùåñòâåííî ó ìóae÷èí. Ïîëó÷åíû äàííûå ïî ÷àñòîòå ðàñïðîñòðàíåíèÿ ýìàëåâîé ãèïîïëàçèè ñ ó÷åòîì âîçðàñòà ñìåðòè â èññëåäîâàííûõ ãðóïïàõ. Äîñòîâåðíîé ïðÿìîé ñâÿçè âîçðàñòà ñìåðòè è íàëè÷èÿ ýìàëåâîé ãèïîïëàçèè íå îáíàðóaeåíî: aeèòåëè òðîïèêîâ äåìîíñòðèðóþò âûñîêèå ïîêàçàòåëè ó èíäèâèäóóìîâ, óìåðøèõ â äåòñêîì è ìîëîäîì âîçðàñòå, aeèòåëè óìåðåííîãî ïîÿñà-â ìîëîäîì âîçðàñòå; ó aeèòåëåé àðêòè÷åñêîé çîíû íàèáîëüøåå ÷èñëî ýìàëåâîé ãèïîïëàçèè îòìå÷åíî íà çóáàõ ëþäåé çðåëîãî âîçðàñòà è ïîêàçàòåëü ôèêñèðóåòñÿ äàaeå ó ïîaeèëûõ. Âûäâèíóòî ïðåäïîëîaeåíèå, ÷òî ñòðåññû äåòñêîãî âîçðàñòà êà÷åñòâåííî îòëè÷àþòñÿ â ðàçíûõ ãåîãðàôè÷åñêèõ çîíàõ. Åñëè â òðîïè÷åñêîé îíè ïðèâîäÿò ê ðàííåé ñìåðòíîñòè, òî â àðêòè÷åñêîé-íå âëèÿþò íà ñíèaeåíèå ïðîäîëaeèòåëüíîñòè aeèçíè. Çàêëþ÷åíèå. Ïîëó÷åííûå ðåçóëüòàòû îòâå÷àþò èçâåñòíîé äèñêóññèè î ò.í. îñòåîëîãè÷åñêîì ïàðàäîêñå, êîãäà çàâûøåíèå èíäèêàòîðîâ ôèçèîëîãè÷åñêîãî ñòðåññà ïðè «áëàãîïîëó÷íûõ» äåìî-ãðàôè÷åñêèõ ïîêàçàòåëÿõ ìîaeåò óêàçûâàòü íà âûñîêóþ ñòåïåíü ñòðåññîóñòîé÷èâîñòè ãðóïïû.
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.
customersupport@researchsolutions.com
10624 S. Eastern Ave., Ste. A-614
Henderson, NV 89052, USA
This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.
Copyright © 2024 scite LLC. All rights reserved.
Made with 💙 for researchers
Part of the Research Solutions Family.