Sentences with word «lignin»
Lignin is a substance found in plants that makes them tough and strong. It provides support and structure to the plant, helping it stand upright. Think of it like the "glue" that holds the plant's cells together. Full definition
Researchers have been looking for ways to reduce the amount of lignin in trees and plants without harming their ability to grow.
sciencemag.org
Bottom: The new enzyme (green structure) can methylate the hydroxyl group, potentially interfering with lignin biosynthesis.
Even better, cyclohexanone can be made from lignin, a part of the cell walls of plants and trees.
They analyzed the samples for colored dissolved organic matter, which contains light - absorbing molecules from the breakdown of plant polymers such as lignin.
«It took a decade of work to determine all the steps of lignin biosynthesis and find ways to manipulate genes.
Voit researches what controls the production of a plant wall — toughening compound called lignin.
The short fibers from the core contain relatively high cellulose as well (70 %) with a higher lignin content of 23 %.
Lignin Compounds of Hemp (Cannabis sativa L.) By F. Correia, Ph.D..
Ideally, with less lignin,» she said.
A paper describing this research has been published in the journal Frontiers in Microbiology (Microbial Physiology and Metabolism) under the title «Evidence supporting dissimilatory and assimilatory lignin degradation in Enterobacter lignolyticus SCF1.»
A new systems biology model that mimics the process of wood formation allows scientists to predict the effects of switching on and off 21 pathway genes involved in producing lignin, a primary component of wood.
«Unlocking lignin for sustainable biofuel.»
Lignin molecules consist of multiple chemical groups made up of carbon, oxygen, and hydrogen that are assembled within the cell during a process called biosynthesis.
Researchers at North Carolina State University have developed a simple, effective and relatively inexpensive technique for removing lignin from the plant material used to make biofuels, which may drive down the cost of biofuel production.
This natural abundance has drawn high interest from the research community to chemically convert lignin into biofuels.
The shell of chia seeds contain lignin as well.
«Using a combination of transcriptomics and proteomics we observed the anaerobe Enterobacter lignolyticus SCF1 as it grows on lignin,» says Blake Simmons, a chemical engineer who heads JBEI's Deconstruction Division.
«From this you could make the testable assumption that making lignin more hydrophobic may lead to plants that are easier to deconstruct for biofuel,» Petridis said.
«Our conversion process can potentially reduce jet fuel cost to end users by using lignin waste from refineries and less expensive catalytic upgrading to jet fuel.»
In nature, the resilient lignin polymer helps provide the scaffolding for plants, reinforcing slender cellulosic fibers — the primary raw ingredient of cellulosic ethanol — and serving as a protective barrier against disease and predators.
«People had just assumed, «Well, it's not energetically feasible for an organism to break lignin apart, so why would they?»»
Cork, coconut shells and potato skins have even higher lignin content, which made it easier to convert them to graphene.
I have to do more research, but years ago my reproductive endocrinologist told me to take Flaxseed oil though she said lignin free, which I don't because I grind the whole flaxseed and add to my smoothie.
«The work being done to design modified poplar lignin with decreased complexity is spectacular.
Because lignin removal is also required when making paper and a variety of chemicals from plants, the new technique could reduce the costs of these processes as well, Boerjan says.
While lignins help give plants and trees rigidity, they must also be broken down or eliminated in order to use them for production of paper, fuel and other bioproducts.
Most of the biomass fuel used in the pulp and paper industry is spent pulping liquor, which contains dissolved lignin and other materials from the wood that are not used in paper production.
To take full advantage of biomass, lignin needs to be processed into usable components along with the plant cellulose.
They found that they could get away with as much as 20 - 30 percent lignin without sacrificing strength.
Pulp and paper producers look for wood with low lignin levels or wood that is more readily hydrolyzed.
Each year, paper processing generates between 35 million and 45 million metric tons of a dark waste product known as brown liquor, which is rich in lignin derivatives.
They designed experiments to reduce lignin amounts by nearly two - thirds, and were apparently able to maintain the structural integrity of the plant, so that it maintained the requisite structural properties, e.g. for growth, development and harvesting.
In a study being published July 13 in Nature Nanotechnology, NC State engineer Orlin Velev and colleagues show that silver - ion infused lignin nanoparticles, which are coated with a charged polymer layer that helps them adhere to the target microbes, effectively kill a broad swath of bacteria, including E. coli and other harmful microorganisms.
There are already known ways of salvaging useful byproducts out of lignin through the addition of a stabilization process.
Too little or too much removal lower the strength compared to a maximum value achieved at intermediate or partial lignin removal.
GREEN PUPS waste pick - up bags are made using cycleWood Solutions» patented technology, Xylomer ™ — a bio-resin material made withnatural, plant - based lignin which breaks down faster than regular plastic.
An environmentally benign antimicrobial nanoparticle based on a silver - infused lignin core by Alexander P. Richter, Joseph S. Brown, Bhuvnesh Bharti, Amy Wang, Sumit Gangwal, Keith Houck, Elaine A. Cohen Hubal, Vesselin N. Paunov, Simeon D. Stoyanov, & Orlin D. Velev.
Engineering CSE to alter lignin formation could affect the flow of water within a plant and determine how well it grows.
While lignins help give plants and trees structural rigidity, they must also be broken down or eliminated in order for lignocelluloses to be used for production of papers, fuel and other bioproducts.
Through their multi-omics approach plus measurements of enzyme activities, DeAngelis, Simmons and their colleagues were able to characterize the mechanisms by which E. lignolyticus SCF1 is able to degrade lignin during anaerobic growth conditions.
Soy lignins bind to minerals such as zinc and magnesium and prevent the body from absorbing them.
«Finding better ways to use leftover lignin is really the driver here.
«We need to be able to deconstruct lignin in a way that is economically feasible and into stable, readily useful components.»
If a new scientific development lives up to expectations, the real job creator for the US could lie in harnessing lignin waste.