N'ikwu okwu banyere sịga, echiche mbụ nwere ike ịbụnicotine , otu n'ime ihe mejupụtara ya. Ọzọkwa, ụfọdụ ndị na-ekwu na nicotine na ụtaba na-arụ ụka na "ịṅụ sịga na-emerụ ahụ ike" n'ihi nicotine dị na sịga"Nicotine na-egbu egbu"? "Nicotine na mkpọ sịga nwere ike igbu ehi”? "Kọta ka ịhọrọ inine nwere nicotine"…? Ụdị echiche niile dị iche.
Ma n'ezie, nzọrọ ndị a dị iche na sayensị. Nicotine bụ alkaloid nke ụfọdụ osisi Solanaceae na-emepụta. Osisi Solanaceae gụnyere ọ bụghị naanị ụtaba, kamakwa ose, tomato, poteto, eggplant ma ọ bụ petunia. ụtaba bụ otu n'ime osisi ndị nwere nicotine kacha baa ụba. Ugbu a, a na-ejikwa nicotine na ụtaba na-adịghị anwụrụ ọkụ, sịga eletrọnịkị, na ọgwụgwọ nnọchi nicotine.
nicotine nwere ike ibute ọrịa kansa? Mgbe ndị mmadụ na-ese anwụrụ, ọ dịkarịa ala 69 carcinogens kemịkalụ dị na ụtaba, dị ka benzopyrene, na-emerụ ahụ ahụ mgbe ha banyere n'ime ahụ mmadụ. Carcinogens ndị a anaghị agụnye nicotine. Nicotine bụ naanị isi ihe na-eri ụtaba. Akwụkwọ akụkọ ahụike nke 2014 US kwuru na ọ nweghị ihe akaebe ọ bụla ugbu a na nicotine bụ carcinogenic. US FDA kwuputara n'ụzọ doro anya na 2017 na nicotine n'onwe ya enweghị mmekọrịta na-akpata kpọmkwem na ọrịa kansa.
Nnyocha ụlọ ọgwụ ugbu a metụtara nicotine na-akwado na nicotine anaghị ebute ọrịa kansa n'ime mmadụ.
Ise sịga ọ na-ebute nsị nicotine? Mgbe ndị mmadụ na-ese anwụrụ, a na-ekukukwa nicotine n'otu oge. A na-ebunye nicotine ikuru ume site n'ọbara wee gafee ihe mgbochi ụbụrụ ọbara. Ọ na-ewe naanị 10 sekọnd iru ụbụrụ na nkezi, na-akpali ụbụrụ imepụta dopamine na-atọ ụtọ ma na-akpali akpali na Neurotransmitters ndị ọzọ. N'ikwu eziokwu, nicotine nwere ihe riri ahụ na ịdabere na ya. N'ezie, nicotine na-akpata ịṅụ sịga riri ahụ nke ukwuu. Nsi nke nicotine na-adabere n'ezie n'ọtụtụ akụkụ, gụnyere usoro onunu ogwu, ogologo oge, ugboro ole, ụzọ mkpughe, ụdị ngwaahịa nicotine na ndịiche dị n'otu n'otu. Ngwunye nicotine a na-aṅụ site na ise siga dịtụ mma maka ahụ mmadụ, ọ na-esikwa ike ịnweta dose achọrọ iji mepụta mmetụta na-egbu egbu, na ọkara ndụ nke nicotine n'ime ahụ dị mkpụmkpụ, naanị awa 2 ruo 3. nke na-eme nicotine ikuru ume n'ime obere oge Ọ ga-abụ metabolized.
Nicotine ọ na-emerụ nwa ebu n'afọ? Nicotine na-agafe ihe mgbochi placental ngwa ngwa. Ọnụnọ nke nicotine dị n'ọbara nwa ebu n'afọ (nkeji 30 ka ekpughere ya) dị 15% dị elu karịa plasma nke nne, yana ntinye nke nicotine n'ime mmiri amniotic dị 80% karịa plasma nke nne. Mkpughe a ga-eme ka ụbụrụ nwa ebu n'afọ dị elu Ọkwa nke nicotine, nke na-ebute mgbanwe dị iche iche na usoro ụjọ ahụ.
Akwụkwọ akụkọ US "Director of Health Report" nke afọ 2014 gosiri na enwere ihe akaebe zuru oke ugbu a na ikpughe nicotine nwere ike inwe mmetụta ọjọọ na ahụike nwa ebu n'afọ, dị ka ọmụmụ akaghi aka ma ọ bụ ịmụ nwa. Ọtụtụ nchọpụta egosila na nicotine nwere mmetụta ụfọdụ na nhụsianya nke nwa ebu n'afọ, mmachi uto nwa ebu n'afọ, ọnwụ nwa oge na ọrịa ọnwụ nwa ọhụrụ na mberede. Ikpughe nicotine tupu ịmụ nwa nwere ike ibute mmepe na-adịghị mma nke ngụgụ nwa ebu n'afọ, na-abawanye ohere nke ụkwara ume ọkụ na ọrịa na-adịghị ala ala. Ngosipụta nicotine nne na nna nwere ike ịkwalite ọkwa nke nicotine riri ahụ nke ụmụ ma na-emetụta omume nke ụmụ.
Enwere m ike iri inine nwere nicotine? Ụfọdụ ndị mmadụ na-enwe nchegbu na iri akwụkwọ nri nwere nicotine nwere ike imetụta ahụ. N'ezie, ọ dịghị mkpa ichegbu onwe gị. N'otu aka ahụ, ọdịnaya nicotine dị na akwụkwọ nri ndị a dị oke ala, ọtụtụ n'ime ha bụ 3 ~ 100μg / kg. Ya mere ntakịrị ọdịnaya nicotine bụ nke a na-eleghara anya. N'agbanyeghị ma ọ bụ raw ma ọ bụ sie ya, ọ gaghị emetụta ahụ mmadụ.
N'aka nke ọzọ, nicotine ọnụ na-esiri ike ịbanye n'afọ, n'ihi na gburugburu acidic nke afọ ga-eme ka nicotine dịkwuo na steeti ionized, nke na-adịghị mfe itinye uche na mucosal epithelium. Ọbụlagodi na nicotine na-abanye n'ọbara site na eriri afọ, ọ ga-alaghachi na imeju site na vein portal maka metabolism, nke na-ebute ọkwa nicotine dị ala nke plasma mgbe ọ banyere n'ime ahụ yana mbelata dị ukwuu na nicotine bioavailability. Ya mere, ọha na eze na-adịghị na-ekwu banyere agba mgbanwe nicotine na akwụkwọ nri, na ọ dịghị mkpa na-eche nnọọ banyere ya iyi egwu ahụ ike.
Ọgwụ nnọchi nicotine ọ dị mma? Ngwọta ngbanwe nke nicotine bụ ụdị ọgwụ nicotine na-abụghị ụtaba nke na-anọchi anya nicotine enwetara site na ụtaba ma na-enyere ndị na-ese anwụrụ aka imeri ndabere anụ ahụ na nke mmụọ ha na ụtaba. A na-eji ya eme ihe na ngwụcha afọ 1980 Yu kwụsịrị ise siga. Ọtụtụ ndị mmadụ na-echegbu onwe ha maka ma ọgwụgwọ nnọchi nicotine nwere ike ijide n'aka.
Usoro ọgwụgwọ ngbanwe nke alkaline dị ka ọgwụ na-akwụsị ị smokingụ sịga nke mbụ ejirila ihe ịga nke ọma nke ịkwụsị ise siga amụba okpukpu abụọ.
Nchekwa nkenicotine akwadola ọgwụgwọ nnọchi anya, ma tinye ya na Ndepụta Ọgwụ Ọgwụ Ndị Dị Mkpa nke Òtù Ahụ Ike Ụwa, nke Òtù Ahụ Ike Ụwa nabatara ma kwadoro ya. Enwere ike iji obi ike kwụsị ịṅụ sịga.
Anyị na-enyeNicotine dị ọcha 99.9%,Ihe ndabere nke Nicotine, Nikotine Nnu mmiri mmiri,Nnu ntụ ntụ Nicotine,Nicotine sịntetik, mma dị elu na ọnụahịa asọmpi.
Oge nzipu: Nov-17-2021