New techniques for identifying ethanol-producing microbes

Document Sample
New techniques for identifying ethanol-producing microbes Powered By Docstoc
					                                                                                               298             inform May 2009, Vol. 20 (5)


                                                     ethanol in 2010. Their demonstration plant          liters) of ethanol annually at 26 facilities.
       ETHANOL                                       is under construction in Vonore, Tennes-
                                                     see, USA.
                                                                                                         It also markets 300 million gallons (1.1
                                                                                                         billion liters) for nine other plants that are
                                                           D a n i s c o C h i e f E xe c u t ive To m   outside its network.

       New techniques for
                                                     Knutzen told Reuters news agency “It is
                                                     not the world’s largest factory—it will only
                                                                                                         Costs, activities of
       identifying ethanol-                          produce 250,000 gallons (950,000 liters)
                                                     annually—but it is large enough to prove
                                                                                                         Novozymes
       producing microbes                            that cellulosic ethanol can be produced
                                                     commercially with the current subsidies,            At the World Biofuels Markets meeting,
       Researchers with the US Department of         and that you can make money on it.”                 held in Brussels, Belgium, March 16–18,
       Energy Joint Bioenergy Institute (JBEI;             DuPont is supplying fermentation and          Novozymes (Bagsværd, Denmark) global
       Lawrence Berkeley National Laboratory,        pre-treatment technologies, and Danisco is          marketing manager credited the company’s
       California) have developed new techniques     providing enzymes technology. Their goal            Cellic enzyme product family for “achiev-
       to identify and develop microbes that not     is to sell complete cellulosic ethanol tech-        ing the best cost/performance ratio seen so
       only can ferment complex sugars to ethanol    nology packages.                                    far,” as reported by Biofuels Digest. The
       but also can withstand high temperatures                                                          company expects enzyme costs for cellu-
       and other environmental stresses without
       becoming inhibited by the ethanol they are    Ethanol pipeline                                    losic ethanol to come down to the $0.50–
                                                                                                         $1.50 per gallon range by 2010, down from
       producing.
             “Our results show that the recently
                                                     proposed                                            $2.00–$4.75 per gallon in 2007.
                                                                                                              Expected growth in demand for
       discovered extremophile—the bacterium         On March 16, Magella
				
DOCUMENT INFO
Description: Researchers with the US Department of Energy Joint Bioenergy Institute (JBEI; Lawrence Berkeley National Laboratory, California) have developed new techniques to identify and develop microbes that not only can ferment complex sugars to ethanol but also can withstand high temperatures and other environmental stresses without becoming inhibited by the ethanol they are producing.
BUY THIS DOCUMENT NOW PRICE: $6.95 100% MONEY BACK GUARANTEED
PARTNER ProQuest LLC
ProQuest creates specialized information resources and technologies that propel successful research, discovery, and lifelong learning.