I-Gamma-aminobutyric acid (GABA) powder iyi-neurotransmitter engapheli elawula ukujabula kwe-neuronal, ithoni yemisipha, ukukhula kwamaseli we-stem, ukukhula kwengqondo kanye nemizwa. Ngesikhathi sokuthuthuka, i-GABA isebenza njenge-neurotransmitter ejabulisayo kepha ishintshela kamuva emsebenzini wokuvimbela. I-GABA ibonisa imisebenzi ye-anxiolytic, anticonvulsant, ne-amnestic, enciphisa ukuphumula nokunciphisa ukukhathazeka kuzilungiselelo zomtholampilo. Indima yayo eyinhloko ukunciphisa ukujabula kwe-neuronal kulo lonke uhlelo lwezinzwa. I-GABA ithengiswa njengesengezo sokudla.
Igama | I-Gamma-aminobutyric acid (GABA) Powder |
CAS | 56-12-2 |
Ukuhlanzeka | 98% |
Igama lamakhemikhali | I-4-Aminobutyric acid |
omqondofana | GABA; df468; gamma; (2D2); (3B7); Gammar; Immu-G; Reanal; DF 468; Gamarex |
Formula Yamamolekhula | C4H9NO2 |
isisindo Yamamolekhula | 103.12 |
I-Melting Point | Ngo-195 ° C (ngomhlaka.) (Kuvuliwe.) |
InChI Key | I-BTCSSZJGUNDROE-UHFFFAOYSA-N |
Ifomu | powder |
ukubukeka | Okumhlophe noma okukhanyayo Okuphuzi |
Ukuphila okungaphelele | / |
solubility | I-H2O: 1 M ku-20 ° C, icacile, ayinambala |
isitoreji Isimo | Gcina ku-RT. |
Isicelo | I-neurotransmitter ebalulekile yokuvimbela. |
Idokhumenti yokuhlola | Iyatholakala |
I-Gamma-aminobutyric acid (GABA) powder yiyona neurotransmitter eyinhloko yokuvimbela ohlelweni lwezinzwa oluphakathi kwamamalia. Idlala indima ekulawuleni ukujabula kwe-neuronal kulo lonke uhlelo lwezinzwa. Kubantu, i-GABA nayo ibhekene ngqo nokulawulwa kwethoni yemisipha. Yize ngokwamakhemikhali iyi-amino acid, i-GABA powder akuvamile ukubizwa kanjalo emiphakathini yesayensi noma yezokwelapha, ngoba igama elithi "amino acid," elisetshenziswe ngaphandle kwesiqu, ngokujwayelekile libhekisa kuma-alpha amino acid, okungewona i-GABA, noma ingabe ihlanganiswe neprotheni. Ku-spastic diplegia kubantu, ukumuncwa kwe-GABA kuyaphazamiseka yimizwa elimele kusuka ku-motor motor neuron lesion yesimo, okuholela ku-hypertonia yemisipha ekhonjiswe yilezo zinzwa ezingasakwazi ukumunca i-GABA.
Ngo-1883, i-GABA yahlanganiswa okokuqala, futhi yaziwa kuphela kuqala njengomkhiqizo wesitshalo nowamagciwane.
Ngo-1950, i-GABA yatholakala njengengxenye ebalulekile yohlelo lwezinzwa oluphakathi kwamammalia.
Ngo-1959, kwakhonjiswa ukuthi lapho kuthinteka khona ukuvimbela imicu yemisipha ye-crayfish i-GABA isebenza njengokukhuthaza imizwa yokuvimbela. Kokubili ukuvinjelwa ngokuvuselelwa kwemizwa nokufakwa kwe-GABA kuvinjelwe i-picrotoxin.
IGamma-aminobutyric acid (GABA) mhlawumbe imele isidlulisi esibaluleke kunazo zonke se-CNS yezilwane ezincelisayo (futhi bona iSahluko 15). Zombili lezi zinhlobo ze-GABAergic inhibition (pre- ne-postynaptic) zisebenzisa uhlobo olufanayo lwe-GABAA receptor subtype, olusebenza ngokulawulwa kwesiteshi se-chloride se-membrane ye-neuronal. Uhlobo lwesibili lwe-GABA receptor, i-GABAB, okuyi-G protein-coupled receptor ayithathwa njengebalulekile ekuqondeni indlela ye-hypnotics. Ukwenza kusebenze ukwamukelwa kwe-GABAA yi-agonist kukhulisa impendulo evimbelayo ye-synaptic yama-neurons aphakathi kwe-GABA ngokusebenzisa i-hyperpolarization. Ngoba ama-neurons amaningi, uma kungewona wonke, athola okokufaka kwe-GABAergic, lokhu kuholela enqubeni lapho umsebenzi we-CNS ungacindezelwa khona. Isibonelo, uma ama-interneuron we-GABAergic enziwe asebenza yi-agonist evimbela ukwakheka kwe-monoaminergic kwe-brainstem, umsebenzi we-hypnotic uzobonwa. Izakhiwo ezithile ze-neuronal ezifundeni ezahlukahlukene zobuchopho ezithintwe yi-GABAA agonist ziyaqhubeka nokuchazwa kangcono.
I-GABA isebenza ngokulawula umsebenzi wobuchopho nowezinzwa ngokuvimbela ama-neurons amaningi asebenza ebuchosheni. Ukweqiwa kwe-norepinephrine / adrenaline kungenza ubuchopho bethu buthole ukungezwani okukhulu, ukucindezelwa nokwesaba.
Umzimba wethu uhlakaniphile kulesi simo, futhi uzosebenzela ukunciphisa lokhu ngokudedela i-GABA, ezovimbela le adrenaline eyengeziwe. Ukungeza ukwengeza kwe-GABA kungasiza kakhulu ekusizeni umzimba kulokhu kuvinjelwa, nokunqoba ubusuku bokuphosa nokujika.
Ngaphandle kwe-GABA, amangqamuzana ezinzwa avutha kaningi futhi kaningi kakhulu, okuzoholela ekuphazamisekeni kokukhathazeka ngisho nasezimeni ezinjengokulutha, ukuphathwa yikhanda kanye nesifo sikaParkinson.
Okwakha umzimba:
Ukulala kubalulekile kubagijimi ngoba lesi yisikhathi lapho kwenzeka khona ukululama. Abakhi bomzimba bangazuza ekusetshenzisweni kwe-GABA ukubasiza baphumule ngemuva kokuzivocavoca okuqinile, futhi babasize bathuthukise ukulala kwabo njengengxenye yesitaki esengezelelayo.
I-GABA njengesengezo:
Imithombo eminingi yezentengiso ithengisa ukwakheka kwe-GABA ukuze isetshenziswe njengesengezo sokudla, kwesinye isikhathi sokuphathwa kwezilimi ezimbalwa. Le mithombo ngokujwayelekile ithi isengezo sinomphumela wokuthula. Lezi zimangalo azikaqinisekiswa ngokwesayensi. Isibonelo, kunobufakazi obushoyo ukuthi imiphumela yokwehlisa ye-GABA ingabonakala ngokubonakalayo ebuchosheni bomuntu ngemuva kokuphathwa kwe-GABA njengesengezo somlomo. Kodwa-ke, kukhona nobufakazi bokuthi i-GABA ayiweli umngcele wegazi nobuchopho emazingeni abalulekile.
Kukhona ezinye izithako ezithengiswa ekhawunteni ezifana ne-phenylated GABA uqobo ngqo, noma i-Phenibut; kanye nePicamilon (yomibili imikhiqizo yaseSoviet cosmonaut) - I-Picamilon ihlanganisa i-niacin ne-phenylated GABA futhi yeqe isithiyo segazi-sobuchopho njengeprodrug eyathi kamuva yangena ku-GABA nase-niacin.
Isilinganiso:
Uma usebenzisa i-GABA solo, imithamo ingasuka ku-250mg ifike ku-750mg ngosuku. Njengengxenye yesitaki esengezelayo imithamo ejwayelekile iphansi kakhulu njengoba isebenza ngokubambisana nezinye izithako ezifana ne-melatonin.