** Shares of biotech co Ginkgo Bioworks DNA.N rise 3.3% to $12.41 premarket
** Co says Bayer extended multi-year partnership with Ginkgo to develop new biological products for farming
** DNA says the tie-up, which began in 2017, focuses on developing microbial solutions that help crops absorb nitrogen, reducing reliance on synthetic fertilizers
** Bayer will retain the rights to commercialize any products that result from the partnership, co says
** DNA based in Boston, develops tools to make it easier to engineer biological solutions for industries ranging from agriculture to healthcare
** Up to last close, stock was up ~22% YTD
(Reporting by Sahil Pandey in Bengaluru)
((Sahil.Pandey@thomsonreuters.com))