About 15 years ago, Mitchum and colleagues unlocked clues into
how nematodes use small chains of amino acids, or peptides, to feed on soybean roots.
«Understanding
how the nematode modulates its host is going to help us exploit new technologies to engineer plants with enhanced resistance to this terribly devastating pathogen,» Mitchum said.
Not exact matches
The Lion of Kona demonstrated
how arabica coffee plants are grafted onto liberica root stocks to produce plants that are resistant to the
nematodes that plague the area's coffee beans while maintaining the exceptional taste one expects from Kona coffee beans.
The Lion farms of Kona demonstrated
how arabica coffee plants are grafted onto liberica root stocks to produce plants that are resistant to the
nematodes that plague the area's coffee farms while maintaining the exceptional taste one expects from Kona coffee.
Biologists have for decades discussed
how two genes in the familiar lab
nematode Caenorhabditis elegans might help embryos build their organs.
That's
how many lab C. elegans
nematodes grow a normal body (left) with a wide, inner feeding tube (partly visible toward worm top).
In collaboration with scientists at Yale University in New Haven, Connecticut, and the Sloan - Kettering Institute in New York, he's imaging
how the brain of a
nematode develops.
He always thought of himself as more of a botanist and a
nematode guy, studying
how parasitic soil - dwelling worms interact with crop plants.
«We grew soybean plants in a greenhouse, inoculated them with
nematodes, and then used the assay to determine
how many repeats each plant had.
This Arabidopsis root shows
how the beet cyst
nematode activates cytokinin signaling in the syncytium 10 days after infection.
Now, Mitchum's team is trying to find
how this key gene might work differently in other
nematode types, like root - knot
nematode as part of a new National Science Foundation grant.
Given that Earth may be losing as many as 140,000 species a year — most of those
nematodes and other uncharismatic microfauna — the question of
how well conservation has worked to preserve biodiversity may soon be moot.
She says that it has been a recalcitrant question exactly
how tardigrades are related to seven other phyla of molting animals known as ecdysozoans, a group that includes both arthropods and
nematodes.
By looking at fragments in more detail the researchers could work out
how to align them in the order they appear on the
nematode's chromosomes.
In a recent paper in the journal Trends in Ecology and Evolution, Shapira, who studies the gut microbes of the
nematode C. elegans, reviews evidence that demonstrates
how microbiotas affect and contribute to host evolution, either by evolving along with the host, or by stepping in at critical moments to help the host adapt to a new environmental challenge.
The researchers also want to know
how the plant attracts
nematodes to its sticky death trap in the first place.
As reported Friday in Molecular Ecology, the likelihood that
nematodes have similar microbial profiles does not correlate with
how closely they are related.
Researchers projected images of plates containing the
nematode C. elegans, describing
how the worms are used in lifespan experiments.
Lithgow's recent work at the Buck Institute with the
nematode C. elegans (a type of worm) has shown
how iron accumulation can accelerate the aging process.
This year the organizers overtly recognized the history of our biomedical research niche in which C. elegans
nematodes are used as a model organism (see our SAGE blog on
how C. elegans models are used to study aging).
As one of the three initial cores established when the Buck Institute was founded, the Genomics Core has played a vital role in helping shape investigations in the basic molecular biology of aging, from assisting in the investigation of
how specific drugs can extend lifespan in simple model organisms such as the
nematode C. elegans, to facilitating studies in various animal models of age - related disease.
Lab manager Abigail at Pheronym is explaining
how biocontrol works for agricultural pest control and
how Pheronym uses pheromones from microscopic roundworms to improve the efficacy of commercially available beneficial
nematodes for insect control.
In laboratory experiments designed to determine what might have caused the
nematode treatment to fail, the effectiveness of the
nematodes was strongly influenced by the relative amounts of sand and clay in the soil, and
how wet it was.