Researchers at the Joint BioEnergy Institute are exploring new ways to meet the challenge of recalcitrant cellulosic feedstocks and lower the cost of biomass-based biofuels. The group recently published two papers detailing their work to genetically modify xylan and lignin, resulting in improved conversion characteristics in the model plants used in the research.
Follow this link to learn more: http://ethanolproducer.com/articles/9409/research-targets-cells-to-reduce-lignin-boost-fermentable-sugar