The microbe Agrobacterium tumefaciens is harmful to plants and useful to scientists for the same reason: It transfers DNA
into plant genomes.
Viral sequences integrated
into plant genomes.
Genetically engineered maize is created by introducing a gene
into the plant genome that expresses a toxic protein from a bacterium, i.e. Bacillus thuringiensis (Bt).
We have used three variations of a strategy known as pathogen - derived resistance (PDR), whereby fragments of DNA from the pathogen are inserted
into the plant genome providing it with resistance against the pathogen.
Not exact matches
It's also working in Beijing on new technology in
genome editing; unlike GMO technology, it doesn't involve inserting a gene from another species, such as a bacterium,
into a
plant.
The newer process of genetic engineering, which involves inserting genes from unrelated species
into a
plant's
genome to add desirable traits, has been used in crops such as corn, soy, and potatoes.
The researches found that the transgene was inserted
into an active region of the
genome, thereby disrupting the coding sequence and ultimately the function of the
plants own OsAux1 gene.
In a companion paper in Analytical Biochemistry, the Singh laboratory and the Bernd Friebe laboratory at the Department of
Plant Pathology, Kansas State University, describe a molecular tool to rapidly detect and analyze insertion of mitochondrial DNA
into the
genomes of cells.
Thinking that more hemoglobin might help
plants better survive a low - oxygen environment, Leif Bülow and colleagues at the Center for Chemistry and Chemical Engineering in Lund, Sweden, inserted the Vitreoscilla bacterium's hemoglobin gene
into the tobacco
genome.
«Studying the
genome of water - efficient
plants may also provide insights
into a
plant's ability to use slightly saline water and maintain growth under higher temperature and lower clean water availability,» said Jerry Tuskan, coauthor and chief executive officer of the Center for Bioenergy Innovation led by ORNL.
Prof Inzé (VIB - Ghent University): «This study provided major insights
into how
plants cope with water - limiting conditions, which can direct advanced breeding and
genome engineering efforts to create high - performing, drought - tolerant crop
plants.
The study provided major insights
into how
plants cope with water - limiting conditions, which can direct advanced breeding and
genome engineering efforts to create high - performing, drought - tolerant crop
plants.
When they inserted those genes
into crop
genomes, through a technique called recombinant DNA, the
plants were able to produce the protein for bug resistance on their own, eliminating the need to spray insecticide.
As scientists race to decode
genomes — not just of humans but of bacteria, yeast, chimps, dogs, whales and
plants — the number of DNA sequences available for analysis has grown 40,000-fold in the past 20 years, providing unprecedented insight
into billions of years of species evolution.
«The data will provide our first detailed look
into the Joshua tree
genome,» said Michael McKain, an evolutionary biologist working on the project and a post-doctoral associate at the Donald Danforth
Plant Science Center.
«Each of these 10
genomes encodes for a unique composition of CAZymes — and the wider assortment helps formulate enzyme cocktails better suited for different types of
plant biomass to efficiently convert them
into biofuels,» Grigoriev said.
They also performed comparative and
genome - wide analyses, which provide insights
into the evolutionary history of Asterids, a subgroup of flowering
plants that includes potatoes, tomatoes and coffee.
In addition to its utility in retrospective studies of the evolution of flowering
plants, the Amborella
genome sequence offers insights
into the history and conservation of Amborella populations.
The
genome may give researchers new insight
into what makes the pot
plant so, ahem, popular at folk festivals.
A genetic analysis, which included sequencing the entire
genome of Cephalotus, found strong evidence that during their evolution
into carnivores, each of these
plants co-opted many of the same ancient proteins to create enzymes for digesting prey.
Upland cotton came
into existence more than a million years ago when two separate species hybridized, creating a
plant that has multiple
genomes.
The first step in their process was to transfer the genes of the artemisinic acid pathway's core set of enzymes
into the chloroplast
genome of tobacco
plants, generating what are known as transplastomic
plants.
The team then used their best transplastomic tobacco
plant line to introduce an additional set of genes
into its nuclear
genome, generating the COSTREL lines.
While looking for ways to make tomatoes and other crop
plants more productive, BTI Assistant Professor Joyce Van Eck and former postdoctoral scientist Sarika Gupta developed a better method for «transforming» a tomato — a process that involves inserting DNA
into the tomato
genome and growing a new
plant.
At just under 600,000 bases, M. genitalium sports the smallest known
genome for a free - living organism, and Venter hoped that an artificial
genome could be modified to turn the bacterium
into a living chemical - manufacturing
plant.
Many companies are developing «mini-chromosomes» that can function in a
plant cell without needing to be integrated
into the
plant's
genome.
The problem is assembling that sequence
into order,» said David Neale, a professor of
plant sciences at the University of California, Davis, who led the loblolly pine
genome project and is an author on the GENETICS and Genome Biology art
genome project and is an author on the GENETICS and
Genome Biology art
Genome Biology articles.
Amborella trichopoda is understood to be the most basal extant flowering
plant and its
genome is anticipated to provide insights
into the evolution of
plant life on Earth (see the Perspective by Adams).
Comparing these nine new rice
genome sequences to four previously available wild rice
genomes, the team has generated a telling new view
into the
plant's 15 - million - year evolutionary history.
During their coexistence, the bacterium was further and further integrated as a power
plant into the cell, which was evident in the fact that the construction plans of the power
plant were increasingly transferred
into the host cell from the bacterial
genome.
Explore further: Pineapple
genome offers insight
into photosynthesis in drought - tolerant
plants
A comprehensive draft
genome sequence for lupin (Lupinus angustifolius), an emerging health food: insights
into plant - microbe interactions and legume evolution
Anicka Yi goes deep
into the body's biochemistry in her hypnotic 3D travelogue video The Flavour
Genome, following a «bioprospecting» trip through the Amazon jungle in search of «designed chemical personas» that can be extracted from
plant and animal life.
Galindo's recent solo exhibit Sonic Botany, created on the occasion of Pacific Standard Time and shown at the Huntington Library, comments on European colonial codexes, integrating
genomes of
plants and insects
into a sight and sound environment.