These small, mobile and virus - like DNA elements have been a part
of plant genomes for millions of years and most of the time they lie dormant and do no harm.
Not exact matches
The platform is used
for everything from analyzing seismic data to find promising places to drill
for oil to looking at
plant genomes in search
of new hybrids.
Selection
for this suite
of traits leaves a mark on the
plant's
genome by the reduction
of genetic diversity in the areas that code
for these traits.
The resulting backcrossed
plants and information about their
genomes, «shows a way forward
for improving chickpeas and many other crops too,» says von Wettberg, a professor in UVM's Department
of Plant and Soil Science.
The new method by Garaycochea and colleagues will enable researchers to strategically analyze this whole -
genome sequence data and assemble the chloroplast
genome for their
plant of interest.
As
for the identities
of Mendel's other four genes, Weeden says he expects them to be revealed in the next few years as more
plant genomes give up their sequences.
For a
plant to create reproductive cells, it must first erase a key code, a series
of tags attached to DNA across the
genome known as epigenetic marks.
«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.
Also online, an interactive feature including informational graphics, video clips, and more, as well as accompanying Web resources, explore how
plant genome research is contributing to our understanding
of plant biology and evolution and leading to tangible benefits
for society.
He is typical
of plant -
genome scientists, whose work often combines a passion
for understanding their subjects» inner workings with a belief that their findings will help counter some
of humanity's most urgent problems: hunger and malnutrition, the demand
for renewable energy, and climate change.
To use CallHap, researchers must first obtain a reference
genome sequence
for their target species, either from previously published work or by sequencing the DNA
of a single
plant.
Over the longer term, the identification
of the coffee tree
genome sequence opens up new possibilities
for varietal improvement, knowledge
of the specific functions
of the genes (in particular those specific to coffee trees), the possibility
of transferring results to other species, and refining diagnostic tools
for the function
of the
plant.
Researchers looked
for regions
of each
plant's
genome that showed unusual patterns
of variation consistent with past selective breeding acting on the VRN - D4 gene.
The authors then combined the new
genomes with thousands
of publicly available
genomes that represent the major groups
of plant - associated bacteria, and included bacteria from multiple
plant and non-
plant environments, such as the human gut,
for comparison.
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.
(Ill - fitting because humans have been indirectly, and much less precisely, modifying
plant and animal
genomes for thousands
of years via selective breeding, and evolution has been doing it
for as long as there has been life on Earth.)
«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.
On 20 December 2013, a paper by the Amborella
Genome Sequencing Project that includes a full description
of the analyses performed by the project, as well as implications
for flowering
plant research, will be published in the journal Science.
Many crop
plants contain
genomes that are hundreds or tens
of thousands times larger: wheat,
for example, has an estimated 15 billion base pairs.
«Because
of Amborella's pivotal phylogenetic position, it is an evolutionary reference
genome that allows us to better understand
genome changes in those flowering
plants that evolved later, including
genome evolution
of our many crop
plants — hence, it will be essential
for crop improvement,» stressed Doug Soltis
of the University
of Florida.
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.
First, samples
of leaves from these
plants are collected
for in vitro cultures to isolate the fungi; then the DNA and RNA
of fungi are extracted to sequence them and, through bioinformatic analysis, the researcher can determine the expression, the presence or absence
of genes in the
genomes of a species against each other.
«Setaria viridis is a small
plant that can produce a lot
of seeds faster, has a pretty simple
genome and can serve as a model
for research.»
Still - unfunded plan would start with all
plants, animals, and other eukaryotes — some 1.5 million species —
for the cost
of the original human
genome project
The discovery, the product
of a multiyear effort to provide a high - quality full
genome map
of the oil palm
plant and to scour the sequence
for genes
of importance to both science and industry, has major implications
for agriculture and the environment.
Of the three cell wall components, lignin is the most troublesome for the biofuel industry because it limits the extraction of cellulose and hemicellulose for biofuel production, according to Siobhan Brady, an assistant professor in the Department of Plant Biology and Genome Center at UC Davis and a co-author of the stud
Of the three cell wall components, lignin is the most troublesome
for the biofuel industry because it limits the extraction
of cellulose and hemicellulose for biofuel production, according to Siobhan Brady, an assistant professor in the Department of Plant Biology and Genome Center at UC Davis and a co-author of the stud
of cellulose and hemicellulose
for biofuel production, according to Siobhan Brady, an assistant professor in the Department
of Plant Biology and Genome Center at UC Davis and a co-author of the stud
of Plant Biology and
Genome Center at UC Davis and a co-author
of the stud
of the study.
the new information enabled the researchers to clarify aspects
of the barley
genome that are important in the context
of genome evolution and
for practical use
of genome knowledge by
plant breeders and basic researchers — namely, the locations
of gene - rich regions including some that have low recombination
Scientists can readily obtain extensive genetic information
for any
plant species
of interest, at a relatively low cost, rapidly accelerating the pace
of genome sequencing.
Nosil and his colleagues sequenced the
genomes of dozens
of individuals
of each ecotype from multiple hillsides to assess the genetic differences that arose to make them specialized
for their particular host
plant.
His development
of a method
for stable transformation
of land
plant chloroplast
genomes, once thought to be impossible, established the field
of chloroplast
genome engineering in higher
plants and has led to an explosion
of research concerning the chloroplast
genome's role in photosynthesis, functional analysis
of plastid genes by reverse genetics, and mechanisms
of plastid gene regulation.
Support
for the undergraduate intern program comes from the National Science Foundation through the
Plant Genome Research Program grant awarded to Professor Georg Jander
of BTI and Professor Jian Hua
of Cornell University.
Researchers have sequenced the
genome of the whitefly (Bemisia tabici), an invasive insect responsible
for spreading
plant viruses worldwide, causing billions
of dollars in crop losses each year.
BTI's
Plant Genome Research Program hosted 29 undergraduate and high school students
for a summer
of hands - on lab work, bioinformatics training, and mentoring by scientists at BTI, Cornell University and the USDA Holley Center.
For the first time, we can rapidly and inexpensively view and understand the function
of entire
genomes belonging to wild animals,
plants and microbes.
We've made it possible
for any researcher to get a high - quality
genome assembly
for their
plant or animal
of interest.
We focus on developing computational methods and tools
for (a) analyzing large - scale gene expression data related to human cancer in search
for gene markers and disease sub-categories, (b) identifying regulatory elements such as miRNA precursors and their targets in whole
genomes of plants and mammals, (c) building theoretical models
of gene regulatory networks.
Manuel J. Torres, Ph.D., Volunteer Dr. Torres was a Postdoctoral Associate at the
Plant Genome Mapping Laboratory in The Center
for Applied Genetic Technologies at the University
of Georgia in Athens, GA..
The hallways
of Boyce Thompson Institute will be a little quieter this week, as more than a dozen researchers escape the Ithaca winter by flying to San Diego
for the 24th
Plant & Animal
Genome Meeting (PAG).
His research interest focuses on 1) development and application
of TALEN and CRISPR technologies
for targeted
genome editing in
plant species, and 2) molecular mechanism
of plant / microbe interactions and crop disease resistance engineering by using the bacterial blight
of rice as a model.
The government
of Alberta and private funders have given C$ 25.2 million ($ 22.1 million) to two new research programs that will study genomics to discover new ways to use microbes in energy production and new uses
for plants in medicine and in industry,
Genome Alberta said today...
The human
genome has also contributed to sequencing and even modifying the
genomes of plants and animals humans rely on
for food.
The microbe is particularly well suited
for testing the functions
of individual
plant genes because bacterial DNA disrupts the
genome at the point
of insertion.
The sequencing
of the tomato
genome has implications
for other
plant species.
Now that the
genome sequence
of one variety
of tomato is known, it will also be easier and much less expensive
for seed companies and
plant breeders to sequence other varieties
for research and development, he added.
«Riding» different lines in the DNA Subway, users can predict and annotate genes in up to 100,000 base pairs
of DNA (Red Line), and prospect entire
plant genomes for specific genes (Yellow Line).
The short generation time and relatively compact
genome of Arabidopsis make it an ideal model system
for understanding numerous features
of plant biology, including ones that are
of great pharmaceutical or agricultural value.
Now, researchers involved in an international effort to sequence the entire
genome of Arabidopsis have obtained -
for the first time - the complete DNA sequence
of chromosomes from a
plant species.
I harness these technological advancements to assemble
genomes for a variety
of organisms and probe the genetic basis
of neurological disorders, including autism and schizophrenia, better understand cancer progression and understand the complex structures
of the
genomes of higher
plants.
The HapMap, a shorthand
for haplotype map, gauges diversity in the maize
genome by comparing 27 distinct genetic lines
of the
plant with the reference version.
CSHL's Rob Martienssen and W. Richard McCombie help to develop a
genome «tree
of life,» the largest yet
for seed
plants