Journal kapena Publishing Institution: Theoretical and Applied Genetics
Phunziro: http://link.springer.com/article/10.1007%2Fs00122-003-1278-0
Wolemba: Warwick, SI, Simard, MJ, Légère, A., Beckie, HJ, Braun, L., Zhu, B., Mason, P., Séguin-Swartz, G. ndi Stewart, CN
Mtundu Wa Nkhani: Phunziro Lowunikiridwa ndi Anzanu
Lembani ID: 1041
Chidule: Kuchuluka kwa jini kuchokera brassica napus L. (canola) kwa achibale anayi akutchire, Brasica rapa L., Raphanus raphanistrum L., Synapis arvensis L. ndi Erucastrum gallicum (Wild.) OE Schulz, adayesedwa m'mayesero owonjezera kutentha ndi / kapena kumunda, ndi mitengo yeniyeni yoyesedwa m'madera amalonda ku Canada. Machitidwe osiyanasiyana a zolembera adagwiritsidwa ntchito kuti azindikire anthu osakanizidwa: herbicide resistance traits (HR), green fluorescent protein marker (GFP), mitundu yeniyeni amplified fragment length polymorphisms (AFLPs) ndi mlingo wa ploidy. Hybridization pakati B. rapa ndi B. napu zidachitika m'mayesero awiri (pafupifupi pafupifupi 7%) komanso m'malo amtchire m'malo azamalonda (pafupifupi 13.6%). Kuchulukirachulukira m'magawo azamalonda mwina kunali chifukwa cha mtunda wautali pakati pawo B. rapa zomera. Zonse F1 hybrids anali morphologically ofanana ndi B. rapa, anali B. napu- ndi B. rapa-Zolemba zenizeni za AFLP ndipo zinali triploid (AAC, 2n = 29 chromosomes). Anachepetsa mphamvu ya mungu (pafupifupi 55%) ndikudzipatula kwa anthu osagwirizana komanso omwe sangagwirizane (otsatirawo ndi B. napu chikhalidwe). Mosiyana, jini ikuyenda pakati R. raphanistrum ndi B. napu zinali zosowa kwambiri. Mmodzi R. raphanistrum × B. napu F1 wosakanizidwa adapezeka mu mbande 32,821 kuchokera ku HR B. napu kuyesa kumunda. Chosakanizidwacho chinali chofanana ndi morphologically R. raphanistrum kupatula kukhalapo kwa mavavu, a B. napu kukhazikika, m'mapoto opotoka a mbewu. Zinali ndi mawonekedwe a genomic ogwirizana ndi kuphatikizika kwa gamete yosachepetsedwa ya R. raphanistrum ndi gamete yochepetsedwa ya B. napu (RrRrAC, 2n = 37), onse B. napu- ndi R. raphanistrum-zolembera zapadera za AFLP, ndipo anali ndi <1% mphamvu ya mungu. Palibe ma hybrids omwe adapezeka pakuyesa kwa greenhouse (mbande 1,534), kuyesa kumunda wa GFP (mbande 4,059) kapena m'minda yamalonda ku Québec ndi Alberta (mbande 22,114). Ayi S. arvensis or E. galicum × B. napu mbewu zosakanizidwa zidapezeka (42,828 ndi 21,841 mbande motsatana) kuchokera m'minda yamalonda ku Saskatchewan. Zotsatirazi zikusonyeza kuti mwayi wa jini umachokera ku transgenic B. napu ku R. raphanistrum, S. arvensis or E. galicum ndi otsika kwambiri (<2–5 × 10-5). Komabe, ma transgenes amatha kubalalika m'chilengedwe kudzera kuthengo B. rapa kum'mawa kwa Canada ndipo mwina kudzera pazamalonda B. rapa odzipereka kumadzulo kwa Canada.
Keywords: Transgenic canola, Rapeseed, Kugwiriridwa kwa mbalame, Mbeu ya galu, Radish wakutchire, Wild mpiru, Gene flow, Minda yamalonda
Citation: Warwick, SI, Simard, MJ, Légère, A., Beckie, HJ, Braun, L., Zhu, B., Mason, P., Séguin-Swartz, G. ndi Stewart, CN, 2003. Hybridization between transgenic Brassica napus L. ndi achibale ake amtchire: Brassica rapa L., Raphanus raphanistrum L., Sinapis arvensis L., ndi Erucastrum gallicum (Willd.) OE Schulz. Theoretical and Applied Genetics, 107(3), pp.528-539.
