THE
Issue No. 2109, 27 February - 3 March 2012
BULLETIN
IITA moves closer to bringing 100% wiltresistant banana to farmers’ fields Farmers in Africa Technology may soon have in Foundation their fields banana (AATF). plants that are Tripathi added totally resistant to that IITA is the deadly Banana working with Xanthomonas Wilt the University (BXW), as IITA of Leeds’ moves forward Africa College with its crop in developing transformation transgenic research that uses plantain that advances in modern is resistant to biotechnology to nematodes develop the crop. tiny root-eating BXW causes worms. losses of up to The plants half a billion US have shown dollars every year promising and puts at risk results in the food security screenhouse A farmer inspecting a banana bunch of a plant infected by bacterial wilt disease. and livelihoods trials and the of millions of mostly smallholder spread of the BXW bacterium in best lines will soon be planted in growers. All banana varieties grown the banana plant. The genes were confined field trials also in Uganda. in the continent are susceptible. obtained under an agreement from Tripathi added that the institute Transgenic technology is the only Academia Sinica in Taiwan. will also look at stacking the antiviable way to address this problem She explained that the next step wilt genes with anti-nematode because commercial bananas are will be to evaluate their performance genes in the same plant for multiple sterile and traditional breeding in multiple locations under resistance. techniques cannot be used to different conditions across the Ugandans eat more bananas per improve the crop. country. Her team will also conduct capita than any other country Giving an overview of IITA’s environmental and food safety in the world. It is estimated that ongoing banana transformation studies such as digestibility analysis Africa loses US$125 billion worth work at a seminar on crop to ensure that they are not harmful of fruits and vegetables annually transformation in Dar es Salaam, to humans or animals in any way. to nematodes, with estimated yield Tanzania, Leena Tripathi, IITA Plant She noted there was still some ways losses of between 50-70% in subBiotechnologist and lead scientist to go before open field trials could Sahara Africa. of the research, reported that 12 be conducted as Uganda does not transgenic lines infused with wiltcurrently have related laws that Help conserve electricity! resistance genes from green pepper would allow such testing. Before leaving the workplace at had been identified as being 100 However, she was optimistic that the day’s end, make sure that percent resistant to BXW under the country would soon overcome confined field trials in Uganda. you have: this hurdle and, if all goes well, the Tripathi said that two genes world may see its first transgenic (1) Powered off all unnecessary from sweet green pepper– plant banana by 2017. electrical office/lab equipment; ferredoxin-like amphipathic protein Partners in this research include (2) Turned off air conditioners; (pflp) and hypersensitive responsethe National Agricultural Research and assisting protein (hrap) – had been Organization (NARO) of Uganda (3) Switched off all lights. proven to successfully stop the and the African Agricultural