Genetically Engineered Wine Yeast Produces a High Concentration of L-Lactic Acid of Extremely High Optical Purity

In this study, the authors developed a more recombinant Saccharomyces cerevisiae strain following previous research and examined the optical purity of L-lactic acid.

Efficient Production of L-Lactic Acid from Xylose by Pichia stipitis

The study addresses the feasibility of lactic acid production by the yeast P. stipitis from sugars other than glucose, e.g., xylose and mixtures of xylose and glucose.

Transformation of Industrial Dyes by Manganese Peroxidases from Bjerkandera adusta and Pleurotus eryngii in a Manganese-Independent Reaction

The authors investigated the transformation of six industrial azo and phthalocyanine dyes by ligninolytic peroxidases from Bjerkandera adusta and other white rot fungi.

Protamylasse, a Residual Compound of Industrial Starch Production, Provides a Suitable Medium for Large-Scale Cyanophycin Production

Since protamylasse is not used in biotechnological processes on an industrial scale, the authors investigated its suitability for CGP production.

Maltotriose Utilization by Industrial Saccharomyces Strains: Characterization of a New Member of the -Glucoside Transporter Family

Aiming to better understand maltotriose utilization by industrial yeasts, we conducted a physiological characterization of process Saccharomyces strains and looked for new maltotriose transporter genes

Clean energy from rotting waste

In spite of all public enthusiasm for sorting and recycling waste, a considerable amount of unsorted, often evil-smelling household rubbish always remains.

Students work hand in glove for business success

A large number of disposable gloves used in surgery are punctured or damaged during operations, bringing a high risk of infecting medical staff and patients.

Sewage Sludge Digestion: Less sewage residues, more energy

The aim was to increase the economy of the digestion without putting the disposal line out of operation.

New processing steps promise more economical ethanol production

Why isn't ethanol production growing by leaps and bounds in the face of higher gasoline prices

Biofuel Cells Without The Bio Cells

Scientists have observed this electricity-shuttling process taking place sans cells, in purified proteins removed from the outer membrane of the versatile, metal-altering soil bacterium Shewanella oneidensis.

Microbes In Basalt Thrive On A Mixed Diet Of Toxic Wastes

Seventy-five meters beneath the surface of a site in Idaho where high-level radioactive waste has been stored for more than 40 years, microorganisms living in the pores and crevices of dry basaltic rock are able to reduce a toxic form of chromium to a muc

Researchers Create New Strategy For Removing Arsenic From Soil

A team of researchers has developed the first transgenic system for removing arsenic from the soil by using genetically modified plants.

Microbial Janitors Tackle Nuclear Clean-Up Problems

Microbial janitors are helping their human counterparts with nuclear clean-up.

Dyed In The Silkworm: Researchers Develop Novel Way To Produce Colored Silk

Japan report that they have developed a technique to produce genetically altered, green fluorescent silk fibers that are spun by the silkworm.

Operon mer: Bacterial resistance to mercury and potential for bioremediation of contaminated environments

A minireview about the possible use of bacterial operon mer for bioremediation of mercury contaminated environments...

Ultrasound and algae team up to clean mercury from sediments

News: Ultrasound and algae can be used together as tools to clean mercury from contaminated sediment, according to a study.

Fussy Microbe Holds Promise For Environmental Cleanup

Scientists have found an elusive microbe whose world-class pickiness is a key to one of the most nagging concerns in the cleanup of a common type of environmental toxin.

Biofuels researcher searches for new sources

News: The words are becoming familiar, even if the products aren't: biofuel, biobased, biodiesel, bioethanol. All refer to fuel that's made from bio-produced materials such as plants.

Bio-remediation Without Caution

A bacterium living inside plants could be improved for cleaning up environmental pollutants without genetic modification.

World's next fuel source could be designer organisms

The scientist who cracked the human genome now hopes to exploit the properties of DNA to solve the world's pending energy crisis that is by creating new types of organisms that would produce hydrogen, secrete nonpolluting heating oil or be able to break d