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January 11, 2019
An international team tracked the genomic composition of microbes (purple and green) in thawing permafrost to determine which had the most impact on releases of carbon dioxide and methane to the atmosphere.
Microbial Types May Prove Key to Gas Releases from Thawing Permafrost
Scientists discover key types of microbes that degrade organic matter and release carbon dioxide and methane into the atmosphere.
January 11, 2019
A genome-wide CRISPRCas9- & homology-directed-repair-assisted genome-scale engineering library can be synthesized, cloned, & delivered to yeast cells.The resulting yeast mutant library can be used for high-throughput screening of microbial cell factories.
New Method Knocks Out Yeast Genes with Single-Point Precision
Researchers can precisely study how different genes affect key properties in a yeast used industrially to produce fuel and chemicals.
January 9, 2019
Inside the long leaf and leaf sheath of a model grass, plants store a six-carbon sugar (red, immunolabeling). Understanding how plants pack in the sugar could help in engineering sorghum plants to produce more sugars for biofuels.
How Plants Regulate Sugar Deposition in Cell Walls
Identified genes involved in plant cell wall polysaccharide production and restructuring could aid in engineering bioenergy crops.
January 9, 2019
Both pulcherrimin and isobutanol (see flowchart) are derived from a common pathway. Some yeasts (left) are particularly adept at making pulcherrimin.
Scientists Identify Gene Cluster in Budding Yeasts with Major Implications for Renewable Energy
How yeast partition carbon into a metabolite may offer insights into boosting production for biofuels.
December 26, 2018
More Designer Peptides, More Possibilities
More Designer Peptides, More Possibilities
Scientists from the University of Washington, Stanford University, and the Pacific Northwest National Laboratory (PNNL) created a computational
December 18, 2018
Clarifying Rates of Methylmercury Production
Clarifying Rates of Methylmercury Production
Mercury is a toxic element that occurs naturally and as an anthropogenic pollutant in the environment. The neurotoxin monomethylmercury (MMHg) is a
December 18, 2018
Small Particles Play Large Role in Tropical Thunderstorms
Small Particles Play Large Role in Tropical Thunderstorms
The biggest challenge in unraveling the effect of aerosols on clouds and climate is isolating their effects from changes due to other environmental
December 18, 2018
Drought Stress Changes Microbes Living at Sorghum’s Roots
Drought Stress Changes Microbes Living at Sorghum’s Roots
Drought stress can greatly reduce the health and productivity of plants, including candidate bioenergy feedstocks such as sorghum. Microbial
December 12, 2018
How to Get Nuanced Details at the Top of the World
How to Get Nuanced Details at the Top of the World
Researchers designed a novel strategy that exploits measurements obtained four ways: 1) electrical resistivity tomography to monitor soil
December 12, 2018
Ice Formed by Contact Freezing: Pressure Matters, Not Just Temperature
Ice Formed by Contact Freezing: Pressure Matters, Not Just Temperature
In the atmosphere, droplets of liquid water are frequently found at temperatures below the freezing point of water (0 degrees Celsius) down to
December 12, 2018
Future Loss of Arctic Sea-Ice Cover Could Contribute to the Substantial Decrease in California’s Rainfall
Future Loss of Arctic Sea-Ice Cover Could Contribute to the Substantial Decrease in California’s Rainfall
The dramatic Arctic sea-ice loss observed over the satellite era has intensified debate into whether these high-latitude changes are affecting
December 11, 2018
During Droughts, Bacteria Help Sorghum Continue Growing
During Droughts, Bacteria Help Sorghum Continue Growing
Researchers from the University of California at Berkeley, University of California at Davis, Agricultural Research Service of the U.S. Department
November 28, 2018
Newly Discovered Bacteria Breaks Down Biomass
Newly Discovered Bacteria Breaks Down Biomass
Using detailed information about the molecular biology of switchgrass and corn stover—both widely used to create biofuels—scientists
November 26, 2018
New Technology Consistently Identifies Proteins from a Dozen Cells
New Technology Consistently Identifies Proteins from a Dozen Cells
Scientists at EMSL, the Environmental Molecular Sciences Laboratory, developed the nanoPOTS platform to minimize sample losses and expand the
November 26, 2018
Optimal Foraging: How Soil Microbes Adapt to Nutrient Constraints
Optimal Foraging: How Soil Microbes Adapt to Nutrient Constraints
A team of scientists set out to determine whether the theory of optimal foraging, which suggests any ecological community will adjust its
November 21, 2018
How a Bacterium Uses Multiple Enzymes to Degrade Plant Biomass
How a Bacterium Uses Multiple Enzymes to Degrade Plant Biomass
Lignocellulosic biomass represents nearly 90 percent of the dry weight of total plant biomass material and is composed of cellulose and lignin.
November 21, 2018
More Designer Peptides, More Possibilities
More Designer Peptides, More Possibilities
Scientists from the University of Washington, Stanford University, and the Pacific Northwest National Laboratory (PNNL) created a computational
November 9, 2018
Microbes Eat the Same in Labs and the Desert
Microbes Eat the Same in Labs and the Desert
Scientists can determine the structure and metabolic potential of microbial communities by established metagenomic approaches. However, linking
November 9, 2018
Diverse Biofeedstocks Have High Ethanol Yields and Offer Biorefineries Flexibility
Diverse Biofeedstocks Have High Ethanol Yields and Offer Biorefineries Flexibility
Refineries to convert biomass into fuels often rely on just one feedstock. If the refineries could accept more than one feedstock, it would greatly
November 6, 2018
Novel Soil Bacteria with Unusual Genes Synthesize Unique Antibiotic Precursors
Novel Soil Bacteria with Unusual Genes Synthesize Unique Antibiotic Precursors
As part of a study on carbon cycling in soils, researchers deeply sequenced 60 soil metagenomes across a single grassland meadow at the Angelo
October 31, 2018
Warmer Temperatures Lengthen Growing Season, Increase Plants’ Vulnerability to Frost
Warmer Temperatures Lengthen Growing Season, Increase Plants’ Vulnerability to Frost
The SPRUCE experiment is applying warming (0 to +9 degrees Celsius above ambient) and carbon dioxide (ambient and elevated) treatments to
August 22, 2018
KBase: The Department of Energy Systems Biology Knowledgebase
KBase: The Department of Energy Systems Biology Knowledgebase
KBase is an open-source, extensible community resource that enables data sharing, integration, and analysis of genomic information of microbes,
August 22, 2018
Locating the Production Site of Glucan in Grass Cell Walls
Locating the Production Site of Glucan in Grass Cell Walls
Mixed-linkage glucan (MLG), a (1,3;1,4)-β-linked glucose polymer, is important for the structural integrity of the plant and a source of
August 22, 2018
Kernels of Knowledge: How Land-Use Decisions Affect Crop Productivity
Kernels of Knowledge: How Land-Use Decisions Affect Crop Productivity
Numerous studies using statistical approaches have confirmed a link between crop yield and climate variability. A crucial assumption in these
August 9, 2018
Complex Networks Identify Genes for Biofuel Crops
Complex Networks Identify Genes for Biofuel Crops
Biological organisms are complex systems composed of functional networks of interacting molecules and macromolecules. Complex traits (phenotypes)