Bowa akuluakulu amakhala ndi ma metabolites ochuluka komanso osiyanasiyana ndipo amatengedwa kuti ndi ofunika kwambiri. Phellinus igniarius ndi bowa waukulu womwe umagwiritsidwa ntchito ngati mankhwala komanso zakudya, koma gulu lake ndi dzina lachilatini zimakhala zotsutsana. Pogwiritsa ntchito kusanthula kwamagawo amitundu yambiri, ofufuzawo adatsimikizira kuti Phellinus igniarius ndi mitundu yofananira ndi yamtundu watsopano ndikukhazikitsa mtundu wa Sanghuangporus. Bowa wa honeysuckle Sanghuangporus lonicericola ndi amodzi mwa mitundu ya Sanghuangporus yodziwika padziko lonse lapansi. Phellinus igniarius wakopa chidwi kwambiri chifukwa chamankhwala ake osiyanasiyana, kuphatikiza ma polysaccharides, polyphenols, terpenes, ndi flavonoids. Triterpenes ndiye mankhwala ofunikira kwambiri amtundu wamtunduwu, akuwonetsa zochita za antioxidant, antibacterial, and antitumor.
Triterpenoids ali ndi kuthekera kwakukulu kogwiritsa ntchito malonda. Chifukwa chakusoŵa kwa zinthu zakuthengo za Sanghuangporus m'chilengedwe, kupititsa patsogolo bwino kwa biosynthetic komanso zokolola ndikofunikira kwambiri. Pakadali pano, kupita patsogolo kwachitika pakupititsa patsogolo kupanga kwa ma metabolites angapo achiwiri a Sanghuangporus pogwiritsa ntchito ma inducers amankhwala kuti athe kuwongolera njira zoyatsira pansi pamadzi. Mwachitsanzo, mafuta a polyunsaturated fatty acids, fungal elicitors11 ndi phytohormones (kuphatikizapo methyl jasmonate ndi salicylic acid14) awonetsedwa kuti akuwonjezera kupanga triterpenoid ku Sanghuangporus. Zowongolera kukula kwa zomera(PGRs)imatha kuwongolera biosynthesis yachiwiri metabolites muzomera. Mu kafukufukuyu, PBZ, chowongolera kukula kwa mbewu chomwe chimagwiritsidwa ntchito kwambiri poyang'anira kukula kwa mbewu, zokolola, zabwino ndi mawonekedwe a thupi, adafufuzidwa. Makamaka, kugwiritsa ntchito PBZ kumatha kukhudza njira ya terpenoid biosynthetic muzomera. Kuphatikiza kwa gibberellins ndi PBZ kunachulukitsa quinone methide triterpene (QT) zomwe zili ku Montevidia floribunda. Mapangidwe a terpenoid njira ya mafuta a lavenda adasinthidwa atalandira chithandizo ndi 400 ppm PBZ. Komabe, palibe malipoti okhudza kugwiritsa ntchito PBZ ku bowa.
Kuphatikiza pa maphunziro omwe akuyang'ana kwambiri pakuwonjezeka kwa kupanga triterpene, kafukufuku wina adafotokozanso njira zoyendetsera triterpene biosynthesis ku Moriformis mothandizidwa ndi mankhwala opangira mankhwala. Pakalipano, maphunziro akuyang'ana pa kusintha kwa mafotokozedwe a majeremusi okhudzana ndi triterpene biosynthesis mu njira ya MVA, yomwe imapangitsa kuti pakhale kuwonjezeka kwa kupanga terpenoid.
Mu phunziro ili, zotsatira za madera osiyanasiyana a zowongolera kukula kwa zomera (PGRs) pakupanga triterpene ndi kukula kwa mycelial panthawi ya fermentation ya honeysuckle (S. lonicericola) yomwe ili pansi pamadzi (S. lonicericola) inafufuzidwa. Pambuyo pake, metabolomics ndi transcriptomics adagwiritsidwa ntchito kusanthula mawonekedwe a triterpene ndi mawonekedwe a jini omwe amakhudzidwa ndi triterpene biosynthesis pamankhwala a PBZ. Kalozera wa RNA ndi data ya bioinformatics idazindikiritsanso chandamale cholembera cha MYB (SlMYB). Kuphatikiza apo, zosinthika zidapangidwa kuti zitsimikizire kuwongolera kwa jini ya SlMYB pa biosynthesis ya triterpene ndikuzindikiritsa majini omwe angafunike. Electrophoretic mobility shift assays (EMSA) anagwiritsidwa ntchito kutsimikizira kugwirizana kwa mapuloteni a SlMYB ndi olimbikitsa ma jini a SlMYB. Mwachidule, cholinga cha phunziroli chinali kulimbikitsa triterpene biosynthesis pogwiritsa ntchito PBZ ndi kuzindikira MYB transcript factor (SlMYB) yomwe imayang'anira mwachindunji majini a triterpene biosynthetic kuphatikizapo MVD, IDI, ndi FDPS mu S. lonicericola poyankha kulowetsa kwa PBZ.
Kulowetsedwa kwa IAA ndi PBZ kunachulukitsa kwambiri kupanga triterpenoid mu honeysuckle, koma zotsatira za PBZ zinali zomveka kwambiri. Chifukwa chake, PBZ idapezeka kuti ndiyomwe imapangitsa kuti pakhale ndende yowonjezereka ya 100 mg/L, yomwe imayenera kuphunziranso.
Nthawi yotumiza: Aug-19-2025