• Cytosine methylation in ribosomal DNA and nucleolus organiser expression in wheat. (ncsu.edu)
  • Chromatin structure and expression of plant ribosomal RNA genes. (ncsu.edu)
  • Acriflavin is specific for DNA, the chromosomes stain well and ribosomal RNA rich nucleolus appears as a ghost. (taylorfrancis.com)
  • Jorgensen, TH & Frydenberg, J 1999, ' Diversification in insular plants: inferring the phylogenetic relationship in Aeonium (Crassulaceae) using ITS sequences of nuclear ribosomal DNA ', Nordic Journal of Botany , vol. 19, no. 5, pp. 613-621. (uea.ac.uk)
  • 2017). Nuclear ribosomal DNA reveals infraspecific variation in Corethrogyne filaginifolia (Asteraceae). (uwlax.edu)
  • Eriobotrya Belongs to Rhaphiolepis (Maleae, Rosaceae): Evidence From Chloroplast Genome and Nuclear Ribosomal DNA Data. (wikimedia.org)
  • 2001. Experimental hybridization reveals biased inheritance of the internal transcribed spacer of the nuclear ribosomal DNA in Begonia ×taipeiensis . (efloras.org)
  • We conducted a phylogenetic analysis of the section, including samples of all species, using sequences of the ITS and ETS regions of nuclear ribosomal DNA. (bioone.org)
  • 2000. Diversification of the North American shrub genus Ceanothus (Rhamnaceae): conflicting phylogenies from nuclear ribosomal DNA and chloroplast DNA. (oregonstate.edu)
  • To corroborate the genetic distinctions between the strains found in India and those from China and Vietnam, we determined the complete nuclear ribosomal ITS2 and partial mitochondrial cytochrome c oxidase subunit 1 gene (cox1) sequences of F. buski from the samples recovered from Bihar and Assam and compared them to sequences from isolates from other regions of India, China, and Vietnam. (cdc.gov)
  • The cat NUMTs sequences did not appear to be functional due to the finding of multiple mutations, the differences in mitochondrial and nuclear genetic codes, and the apparent insertion within typically inert centromere regions. (wikipedia.org)
  • for instance, it is shown that sequences of mitochondrial origin promote nuclear DNA replication in Saccharomyces cerevisiae. (wikipedia.org)
  • Molecular phylogeny based on nuclear and chloroplast DNA sequences tends to merge Cimicifuga Wernisch. (researchgate.net)
  • Molecular phylogenetic analysis of Passifloraceae sensu lato (Malpighiales) based on plastid and nuclear DNA sequences. (wikimedia.org)
  • Analysis of 50,790 plant ITS2 sequences revealed this region to be highly effective in discriminating medicinal plants and their closely related species [ 23 , 26 ], more so than matK , rbcL, and psbA-trnH . (hindawi.com)
  • As such, ITS sequences have been recommended as the core barcode region for seed plants [ 27 ]. (hindawi.com)
  • DNA sequences of 1 nuclear and 5 chloroplast genes of 684 samples of clubmosses worldwide representing ca. 300 (40% of total) species were used to uncover the relationships within the family and to study the evolution of 10 morphological characters for the first time. (wreg.com)
  • In a recent study, one American and one Chinese researchers employed DNA sequences from 1 nuclear and 5 chloroplast genes across 684 global clubmoss samples. (wreg.com)
  • Here we report the first well-resolved phylogeny of Acer based on DNA sequences of over 500 nuclear loci generated using the anchored hybrid enrichment method and explore the implications of the robust phylogeny for Acer systematics and biogeography. (datadryad.org)
  • Nuclear DNA sequences of over 500 loci generated using the Anchored Hybrid Enrichment probes designed by Buddenhagen et al. (datadryad.org)
  • With the advent of molecular biology and the availability DNA sequencing techniques, using DNA sequences to infer evolutionary and taxonomic patterns started to take hold. (nmmra.org)
  • Initial evidence that DNA could move among cell compartments came when fragments of chloroplast DNA were found in the maize mitochondrial genome with the help of cross-hybridization, between chloroplast and mitochondrial DNA, and physical mapping of homologous regions. (wikipedia.org)
  • Molecular phylogeny of tribe Dipterocarpeae (family Dipterocarpaceae) based on sequence data of chloroplast and nuclear DNA. (uni-goettingen.de)
  • Many studies have been carried out to resolve the taxonomic relationships of subfamily Dipterocarpoideae based on chloroplast and nuclear DNA. (uni-goettingen.de)
  • 2006. Molecular phylogeny of Dipterocarpaceae in Indonesia based on chloroplast DNA. (uni-goettingen.de)
  • In all, 23 chloroplast haplotypes (M1-M23) and 15 nuclear alleles (N1-N15) were detected. (frontiersin.org)
  • My research program focuses on utilizing plant-microbial interactions and population genetics to understand and explain developmental, evolutionary and population ecology of rare plant species, and eventually to utilize the information for their recovery and management. (uwlax.edu)
  • Broadly, my goal is to answer how microbes provides local adaptations to plant populations and how molecular orchestration among plant and its symbionts lead to micro- or macro-evolutionary changes in host species and their populations. (uwlax.edu)
  • Plant Species Biology, 1-16. (uwlax.edu)
  • These processes have regularly contributed in diversification of plant species. (scielo.br)
  • Hybridization and genome size evolution: timing and magnitude of nuclear DNA content increases in Helianthus homoploid hybrid species. (scielo.br)
  • Horizontal Transfer of a Synthetic Metabolic Pathway between Plant Species. (mpg.de)
  • Helleborus orientalis , the Lenten rose , [1] is a perennial flowering plant and species of hellebore in the buttercup family, Ranunculaceae , native to Greece and Turkey . (wikipedia.org)
  • Greg Hurst of Liverpool University in the UK says that DNA jumping from one species to another is not unheard of but that normally the DNA does not appear to function in the new species. (sott.net)
  • Today, there are literally thousands of different cultivated varieties (cultivars) of individual species of crop plants. (jrank.org)
  • Many plant species have been transformed by this procedure, which is most useful for dicotyledonous plants. (jrank.org)
  • The results of genetic distances and neighbor-joining (NJ) phylogenetic tree indicated that ITS2 region is a powerful DNA barcode to accurately identify these indirubin-containing species and discriminate them from their adulterants. (hindawi.com)
  • First, the original plant species known to contain indirubin must be effectively discriminated from their adulterants. (hindawi.com)
  • While in China, especially the Qinghai-Tibet Plateau (QTP) and adjacent regions, considerable research achievements have also been attained on inferring the Quaternary phylogeographic histories of plant species based on the approach of population genetics (e.g. (frontiersin.org)
  • Thus, the present warm temperate region probably served as a glacial refugia for plant species in the past time, and this hypothesis has been tested and advanced through phylogeographic studies (e.g. (frontiersin.org)
  • Therefore, more phylogeographic studies of additional plant species within the warm temperate refugial regions are necessary in order to detect their spatial geographic patterns and to assess the underlying causes. (frontiersin.org)
  • 2016) from 69 plant samples representing Aesculus and Dipteronia as outgorups and species of Acer. (datadryad.org)
  • Polytene chromosomes are structures found in highly specialized tissues in some animal and plant species, which are amplified through successive cycles of endoreduplication, finally producing several copies of each chromosome. (scielo.br)
  • In plants, polytene chromosomes have been observed in only a few species, and seemed to be restricted to ovary and immature seed tissues, e.g., in Phaseolus coccineus and P. vulgaris (Nagl, 1981), until relatively recently, when they were observed in the cells of the anther tapetum of Vigna unguiculata (Guerra and Carvalheira, 1994) and of some Phaseolus species (Carvalheira and Guerra, 1994). (scielo.br)
  • Their research concluded that adult plants of each species showed greater resistance to cold than seedlings. (oregonstate.edu)
  • Increasingly, the collections are also used to extract DNA and thus enable studies of species' relationships, distribution history and population genetics, or to investigate the expression, variation or change of different genes over time. (lu.se)
  • NUMT, pronounced "new might", is an acronym for "nuclear mitochondrial DNA" segment or genetic locus coined by evolutionary geneticist, Jose V. Lopez, which describes a transposition of any type of cytoplasmic mitochondrial DNA into the nuclear genome of eukaryotic organisms. (wikipedia.org)
  • In fact, NUMTs have often been unintentionally discovered by researchers who were looking for mtDNA (mitochondrial DNA). (wikipedia.org)
  • NUMTs have been reported in all studied eukaryotes, and nearly all mitochondrial genome regions can be integrated into the nuclear genome. (wikipedia.org)
  • After the release of the mtDNA to the cytoplasm, due to the mitochondrial alteration and morphological changes, mtDNA is transferred into the nucleus by one of the various predicted methods and are eventually inserted by double-stranded break repair processes into the nuclear DNA (nDNA). (wikipedia.org)
  • The first application of the NUMT term in the domestic cat (Felis catus) example was striking, since mitochondrial gene number and content were amplified 38-76X in the cat nuclear genome, besides being transposed from the cytoplasm. (wikipedia.org)
  • Although, the extended translocation of mtDNA fragments and their co-amplification with free mitochondrial DNA has been problematic in the diagnosis of mitochondrial disorders, in the study of population genetics, and phylogenetic analyses, scientists have used NUMTs as the genetic markers to figure out the relative rate of nuclear and mitochondrial mutation and recreating the evolutionary tree. (wikipedia.org)
  • In 2022, scientists reported the discovery of ongoing transfer of mitochondrial DNA into DNA in the cell nucleus. (wikipedia.org)
  • Despite the metabolic alterations and functional adaptations in the host eukaryotes, circular mitochondrial DNA is contained within the organelles. (wikipedia.org)
  • Containing 37 genes, mitochondrial DNA has an essential role in the production of necessary compounds, such as required enzymes for the proper function of mitochondria. (wikipedia.org)
  • the evidence of such translocation has been seen through the comparison of mitochondrial DNA sequence with the genome sequence of the counterparts. (wikipedia.org)
  • The integration and recombination of cytoplasmic mtDNA into the nuclear DNA is called nuclear mitochondrial DNA, which is abbreviated as NUMT. (wikipedia.org)
  • The possible presence of organelle DNA inside the nuclear genome was suggested after the finding of homologous structure to the mitochondrial DNA, which was shortly after the discovery of the presence of an independent DNA within the organelles in 1967. (wikipedia.org)
  • Since egg cells, but not sperm cells, keep their mitochondria during fertilization , mitochondrial DNA is always inherited from the female parent. (medicinenet.com)
  • FILE - The Diablo Canyon Nuclear Power Plant is seen on June 1, 2023, in Avila Beach, Calif. A California judge on Thursday, Aug. 24, is rejecting an environmental group's lawsuit that sought to block the state's largest utility from seeking to extend the operating life of the Diablo Canyon Nuclear Power Plant. (ksnt.com)
  • FILE - Nuclear reactors and cooling towers of the four units of Plant Vogtle, a nuclear plant near Waynesboro, Ga., are shown on July 31, 2023. (everythinglubbock.com)
  • There are a number of DNA-intercalating fluorescent compounds such as acridine orange, quinacrine mustard, acriflavin, mithramycin, auramine O, olivomycin A, and ethidium bromide, which bind very specifically to the nucleus. (taylorfrancis.com)
  • Chromosomes, distinct structures made up of DNA and protein, are located in the nucleus of each cell. (medicinenet.com)
  • This is different to nuclear fission, in which a heavy nucleus such as uranium is split into smaller ones while also releasing energy. (siliconrepublic.com)
  • In such a modified nuclear cycle, the chromatin duplicates its DNA content during the G 1 and S stages, but, instead of passing to the G 2 stage, the nucleus initiates a new G 1 phase, thus starting a new cycle of chromatin duplication. (scielo.br)
  • The essential difference between endomitosis and the normal cell cycle is the absence of nuclear membrane dissolution in endomitosis, with the whole cycle occurring inside the nucleus. (scielo.br)
  • And within each atom is a nucleus, a tightly packed core that holds protons and neutrons bound together by what's known as the strong nuclear force. (nrdc.org)
  • But when a neutron strikes the nucleus of certain atoms-uranium, for example-this atomic center can break into pieces in a process called nuclear fission, releasing enormous energy in the form of heat and radiation. (nrdc.org)
  • The nucleus controls many of the functions of the cell (by controlling protein synthesis) and contains DNA (in chromosomes). (enchantedlearning.com)
  • The nucleus is surrounded by the nuclear membrane. (enchantedlearning.com)
  • Its atoms are more easily split apart in nuclear reactors. (nrdc.org)
  • In the United States, as of January 1, 2022, there are 55 commercially operating nuclear power plants running 93 nuclear reactors in 28 states. (nrdc.org)
  • Over the next few years, a few reactors are scheduled to be shut down , including California's last nuclear reactor in 2025. (nrdc.org)
  • The NRC has approved a license renewal for more than 75 percent of U.S. nuclear reactors, the average age of which is currently 40 years old. (nrdc.org)
  • And while keeping a nuclear reactor operating for 80 years is itself unprecedented, the NRC is already discussing a third round of license extensions to allow reactors to operate for 100 years. (nrdc.org)
  • These aging nuclear reactors cannot compete economically with other low-carbon energy sources, like solar and wind, or with investments in energy efficiency. (nrdc.org)
  • There are already three reactors operating at the plant. (everythinglubbock.com)
  • Two reactors have been operating for decades, while the third reactor entered commercial operation on July 31, becoming the first new nuclear unit built from scratch in the United States in decades. (everythinglubbock.com)
  • Man-made sources of radioactive materials are found in consumer products, industrial equipment, atom bomb fallout, and to a smaller extent from hospital waste and nuclear reactors. (cdc.gov)
  • 90 Sr is formed in nuclear reactors or during the explosion of nuclear weapons. (cdc.gov)
  • Simplified maximum likelihood phylogeny of Selaginellaceae based on plastid rbcL and five nuclear markers. (wreg.com)
  • Under this theory, symbiotic organelles gradually transferred their genes to the eukaryotic genome, implying that mtDNA was gradually integrated into the nuclear genome. (wikipedia.org)
  • The bacterial genes encoding chloramphenicol acetyltransferase (CAT) and beta-glucuronidase (GUS) were transiently expressed in leaf discs from the AR1 promoter in TGMV A. The levels of AR1 and GUS RNAs were similar in leaf discs after adjusting for viral DNA copy number, while CAT RNA was less abundant. (ncsu.edu)
  • The geminivirus transient expression system allows rapid analysis of RNAs transcribed from foreign genes and can serve as a preliminary screen in the construction of transgenic plants. (ncsu.edu)
  • The 46 human chromosomes (22 pairs of autosomal chromosomes and 2 sex chromosomes) between them house almost 3 billion base pairs of DNA that contain about 20,500 protein-coding genes. (medicinenet.com)
  • The other necessary genes are found in the algae's nuclear DNA. (sott.net)
  • They then turned their attention to the sea slug's own DNA and found one of the vital algal genes was present. (sott.net)
  • The genes are then incorporated into the sea slug's own DNA, allowing the animal to produce the necessary proteins for the stolen chloroplasts to continue working. (sott.net)
  • The researchers believe many more photosynthesis genes are acquired by E. chlorotica from their food, but still need to understand how the plant genes are activated inside sea-slug cells. (sott.net)
  • Most recently, the potential for plant breeding has advanced significantly, with the advent of methods for the incorporation of genes from other organisms into plants via recombinant DNA-techniques. (jrank.org)
  • The gene encoding Bt, as well as genes conferring resistance to viral diseases, have been introduced into plants by this method. (jrank.org)
  • The total chromosomal content of a cell involves approximately 105 genes in a specialized macromolecule of deoxyribonucleic acid (DNA). (cdc.gov)
  • DNA base editing in nuclear and organellar genomes. (mpg.de)
  • The previously proposed distinction between 'holoploid' (C) and 'monoploid' (Cx) genome size covers the most frequent states of plant and animal nuclear genomes. (cas.cz)
  • The company intends to apply to the Nuclear Regulatory Commission by the end of the year to extend operations by as much as two decades. (ksnt.com)
  • The U.S. Nuclear Regulatory Commission (NRC) licenses plants for 40 years, and then the plant's owners can apply to renew the license for an additional 20 years. (nrdc.org)
  • The U.S. Nuclear Regulatory Commission ruled Unit 4 was ready for fuel in July. (everythinglubbock.com)
  • The genetic abnormality can range from minuscule to major -- from a discrete mutation in a single base in the DNA of a single gene to a gross chromosomal abnormality involving the addition or subtraction of an entire chromosome or set of chromosomes. (medicinenet.com)
  • In this paper some aspects of the occurrence of plant polytenes will be summarized along with the structure and function of these chromosomes. (scielo.br)
  • Nuclear power comes from the energy that is released in the process of nuclear fission. (nrdc.org)
  • In fission, the nuclear fuel is placed in a nuclear reactor core and the atoms making up the fuel are broken into pieces, releasing energy. (nrdc.org)
  • Nuclear staining in fungi has been difficult because of their low DNA content. (taylorfrancis.com)
  • I specifically study molecular ecology of tripartite associations among plant, fungi and bacteria through observational as well as experimental studies. (uwlax.edu)
  • The largest collections are vascular plants, but extensive collections also include algae, lichens, bryophytes and fungi. (lu.se)
  • A number of direct and indirect radiation interaction pathways can produce damage to the DNA of irradiated cells. (cdc.gov)
  • Radiation can disrupt the structure of the DNA (and other macromolecules), thereby disrupting normal cell and organ functions. (cdc.gov)
  • If uncontrolled, that chain reaction could produce so much heat that the nuclear reactor core itself could actually melt and release dangerous radiation. (nrdc.org)
  • Japan's Fukushima, the site of the world's second-worst nuclear disaster, is showing "unusual growing patterns" among vegetation in the area because of the radiation contamination. (uchicago.edu)
  • These radiation particles and rays carry behaves like other substances, getting into the air, water, soil, enough energy to knock out electrons from atoms and mol- plants, and animals, while also giving off radiation. (cdc.gov)
  • Ionizing radiation, which travels as fast as the speed of dioactive materials released from hospitals and from nuclear light, hits atoms and molecules in its path and loses some of its and coal power plants. (cdc.gov)
  • Exposure to low levels of ionizing radiation from the en- dren are treated with a chemical that has some amount of ra- vironment has not been shown to affect human health. (cdc.gov)
  • Evolutionary consequences associated with hybridization events have been studied at various levels such as chromosomal rearrangements, repetitive DNA sequence evolution, genome size change, and diploidization ( Hegarty and Hiscock, 2008 HEGARTY, M.J. and HISCOCK, S.J., 2008. (scielo.br)
  • Genomic clues to the evolutionary success of polyploid plants. (scielo.br)
  • Mitochondria are small round or rod-like organelles that are involved in cellular respiration and found in the cytoplasm of plant and animal cells. (medicinenet.com)
  • A vast system of interconnected, membranous, infolded and convoluted sacks that are located in the cell's cytoplasm (the ER is continuous with the outer nuclear membrane). (enchantedlearning.com)
  • Although the agenda of these authors was not taxonomic, their phylogenetic analysis of DNA sequence data reveals that "the tropical American [ Magnolia ] section Talauma branched first," i.e., is sister to the rest of the genus. (mobot.org)
  • These ancient vascular plants hold significant value in unraveling land plant evolution. (wreg.com)
  • Dawson described several early Devonian plants from Canada and Scotland and interpreted these early fossils as primitive vascular plants showing a degree of morphological simplicity unknown in extant groups. (nmmra.org)
  • In modern times, significant collections of vascular plants have been made in Greece within the projects Flora Hellenica and Skåne's flora. (lu.se)
  • Long-accepted plant breeding methods for incorporating new diversity into crop varieties, experience from two decades of research on and commercialization of transgenic crops, and expanding knowledge of plant genome structure and dynamics all indicate that if a gene or trait is safe, the genetic engineering process itself presents little potential for unexpected consequences that would not be identified or eliminated in the variety development process before commercialization. (nature.com)
  • Plant cells that have been transformed by the plasmid can be selected on media containing the antibiotic, and then cultured to generate new, transgenic plants. (jrank.org)
  • What are the advantages and disadvantages of using DNA sequence data for assessing relationships between the major groups of land plants? (nmmra.org)
  • The introduction of molecular analysis of the relationships between these major groups, in the form of DNA sequence data, has revolutionised the subject in the last twenty years. (nmmra.org)
  • Although it may seem that DNA sequence data is the answer to these problems there are still things that require morphological evidence, a practice that is as old as plant sciences itself. (nmmra.org)
  • Georgia Power Co. says workers will transfer 157 fuel assemblies into the reactor core at Plant Vogtle, southeast of Augusta, in the next few days. (everythinglubbock.com)
  • The group was part of a 2016 agreement with operator Pacific Gas & Electric to shutter the state's last nuclear power plant by 2025. (ksnt.com)
  • Epigenetic information carried by RNA, DNA methylation, histone codes, or three-dimensional nuclear structures also affects individual phenotypes. (rochester.edu)
  • Blocking the Guards: The ALY1 Nuclear Export Protein Is Required for DNA Methylation Machinery to Function. (bvsalud.org)
  • The taxonomy of the land plants and subsequent theories of their evolution has been investigated for the past two centuries, however the contributions of Linnaeus in 1753 laid a sound foundation for future study of the subject. (nmmra.org)
  • This began to give hints at the evolution of land plants, but the first detailed evidence was provided by Bowers' work on the anatomy of primitive Pteridophytes in Rhynie Chert in 1920. (nmmra.org)
  • This bridged the diversity between the bryophytes and the Tracheophytes and gave rise to the creation of a monophyletic hypothesis for the evolution of land plants. (nmmra.org)
  • The genome of the geminivirus tomato golden mosaic virus (TGMV) consists of two circular DNA molecules designated as components A and B. The A component contains the only virally-encoded function required for autonomous replication in infected plant cells. (ncsu.edu)
  • Plant Molecular Biology, 10(4), 303–310. (ncsu.edu)
  • Each mitochondrion may contain 5 to 10 circular pieces of DNA. (medicinenet.com)
  • 2. DNA Replic-ation The replic-ation of the circular DNA is semi- conser-vative and depends on comple-mentary base pairing. (cheatography.com)
  • Total genomic DNA was extracted from dried leaf tissue using as DNeasy® 96 Plant Kit (Cat. (uni-goettingen.de)
  • It has affected the key aspects of plant phylogeny. (nmmra.org)
  • This essay will outline the contributions made by DNA sequencing data to plant phylogeny and its limitations. (nmmra.org)
  • Much of our current knowledge about plant phylogeny stems from classification, which in turn is based on morphology. (nmmra.org)
  • DNA sequencing provided a high resolution, reliable method for the construction of phylogeny. (nmmra.org)
  • California is the birthplace of the modern environmental movement and for decades has had a fraught relationship with nuclear power, which doesn't produce carbon pollution like fossil fuels but leaves behind waste that can remain dangerously radioactive for centuries. (ksnt.com)
  • Although U.S. nuclear power plant regulators monitor operational safety, natural hazards (such as hurricanes, floods, and earthquakes), human error, mechanical failure, and design flaws can still trigger the release of radioactive contamination. (nrdc.org)
  • ATLANTA (AP) - Workers have begun loading radioactive fuel into a second new nuclear reactor in Georgia, utilities said Thursday, putting the reactor on a path to begin generating electricity in the coming months. (everythinglubbock.com)
  • Other radioactive materials are naturally part of the ment, nuclear reactions, and stars. (cdc.gov)
  • You are exposed to more if you work as a pilot, flight at- radioactive - it just leaves some of its energy inside you or tendant, astronaut, industrial and nuclear power plant worker, whatever else it hits. (cdc.gov)
  • That's why power plants use "control rods" that absorb some of the released neutrons, preventing them from causing further fissions. (nrdc.org)
  • DNA barcoding technology offers the best technique for this to date, involving specific amplification of a short, standardized DNA fragment with universal primers across multiple samples [ 19 , 20 ]. (hindawi.com)
  • The USDA's Animal and Plant Health Inspection Service (APHIS) laboratory in Ames, Iowa, in collaboration with the veterinary diagnostic laboratory community, act as a reference and sentinel laboratories for the detection of zoonotic agents, organisms that can cause diseases affecting both animals and humans. (cdc.gov)
  • Synthesis of AR1 RNA was dependent on T-DNA transfer and TGMV DNA replication, demonstrating that it is a plant transcription product. (ncsu.edu)
  • In recent years, several candidate DNA regions, such as matK , rbcL , psbA-trnH, and ITS/ITS2, have been assessed for their potential as DNA barcodes in plants [ 21 - 25 ]. (hindawi.com)
  • DNA intercalating fluorochromes offer a quick, specific, and highly reproducible method for the staining of nuclei both in living and fixed fungal mycelium and spores. (taylorfrancis.com)
  • Mithramycin is inert towards RNA and protein but fluoresces yellow when bound to double stranded DNA in the presence of Mg. The specific binding and fluorescent properties of mithramycin make it possible to stain fungal nuclei in a rapid one step procedure. (taylorfrancis.com)
  • Advantage has been taken of the natural ability of Agrobacterium to transfer plasmid DNA into the nuclei of susceptible plant cells. (jrank.org)
  • It is, however, important to differentiate between the nuclear cycles that result in polyploid nuclei and those that produce polytene nuclei, because these two terms of the nuclear types are often used indiscriminately in the literature. (scielo.br)
  • The United States is the world's largest producer of nuclear energy, accounting for more than 30 percent of global nuclear electricity generation. (nrdc.org)
  • The DNA sequence reveals that dpy-13 is a member of the collagen multi-gene family, and it could encode a polypeptide of 302 amino acids. (ncsu.edu)
  • Chloroplasts only contain enough DNA to encode about 10% of the proteins needed to keep themselves running. (sott.net)
  • Naked means that the DNA is not associated with proteins. (cheatography.com)
  • Cells depend on their DNA for coding information to make various classes of proteins that include enzymes, certain hormones, transport proteins, and structural proteins that support life. (cdc.gov)
  • El-Kassaby YA, Lindgren D (2007) Increasing the efficiency of breeding without breeding through phenotypic pre-selection in open pollinated plants. (springer.com)
  • Plant breeding began when early humans saved seeds and planted them. (jrank.org)
  • Arguably, the practical utilization of heterosis in plant breeding created the greatest revolution in agriculture in the 20th century. (researchsquare.com)
  • 2020). Seed germination and plant fitness response of a rare winter annual to different after-ripening conditions and microhabitats. (uwlax.edu)
  • Replicate plant cells or protoplasts that are placed under identical conditions of tissue culture do not always grow and differentiate to produce identical progeny (clones). (jrank.org)
  • She has known for some time that E. chlorotica acquires chloroplasts - the green cellular objects that allow plant cells to convert sunlight into energy - from the algae it eats, and stores them in the cells that line its gut. (sott.net)
  • A process in which plants convert sunlight, water, and carbon dioxide into food energy (sugars and starches), oxygen and water. (enchantedlearning.com)
  • Galbraith DW, Harkins KR, Maddox JM, Ayres NM, Sharma DP, Firoozabady E (1983) Rapid flow cytometric analysis of the cell cycle in intact plant tissues. (springer.com)
  • Biolistics refers to the bombardment of plant tissues with microprojectiles of tungsten coated with the DNA intended for transfer. (jrank.org)
  • Hulce D, Li X, Snyderleiby T, Johathan Liu CS (2011) GeneMarker® Genotyping Software: tools to increase the statistical power of DNA fragment analysis. (springer.com)
  • The endomitotic cycle (endomitosis) starts with a normal prophase (endoprophase), after which the chromosome contracts further (endometaphase), their sister chromatids separate from each other (endoanaphase) and decondense to assume the interphase nuclear structure, resulting in polyploid cells, with double the chromosome number (endopolyploidy) at the end of each cycle. (scielo.br)
  • The harmful effects of chemicals and the side effects of chemical drugs on human health have a widely focused global attention on herbal drugs and medicinal plants. (researchgate.net)
  • The increasing use of medicinal plants in the world is more than enough to show the significance of cultivating and producing such plants. (researchgate.net)
  • Grains of most medicinal plants have very long dormancy periods, so shortening the dormancy period and increasing sprouting rates through laboratory methods may be effective in the proliferation of medicinal plants. (researchgate.net)
  • Indirubin, one of the key components of medicinal plants including Isatis tinctoria, Polygonum tinctorium , and Strobilanthes cusia , possesses great medicinal efficacy in the treatment of chronic myelocytic leukemia (CML). (hindawi.com)
  • Therefore, this study provides a novel and rapid method to identify and verify indirubin-containing medicinal plants for effective natural treatment of CML. (hindawi.com)
  • However, few studies have determined the presence and containing of indirubin in the above medicinal plants and their adulterants. (hindawi.com)
  • The confusion between true medicinal plants and their adulterants has adverse effects on the clinical efficacy and safety of traditional medicines. (hindawi.com)
  • In order to achieve the rapid identification and verification of the indirubin-containing medicinal plants, two important problems must be resolved. (hindawi.com)
  • We used 14 pairs of highly polymorphic SSR primers to identify the male parents of the 77 superior plants. (springer.com)
  • See 11 Common Plants That Can Cause Dangerous Poisonings , a Critical Images slideshow, to help identify plant reactions and poisonings. (medscape.com)
  • Another explanation is that a virus found in the sea slug carries the DNA from the algal cells to the sea slug's cells. (sott.net)
  • Other animals are able to harness sunlight after eating plants, says Rumpho, but this is only because they acquire entire plant cells, which is very different to transforming an animal cell into a solar-powered plant-animal hybrid. (sott.net)
  • Agrobacterium cells with a genetically-modified plasmid, containing a gene for the desired trait and a marker gene, usually conferring antibiotic resistance, are incubated with protoplasts or small pieces of plant tissue. (jrank.org)
  • Two methods have been developed for direct gene transfer into plant cells-electroporation and biolistics. (jrank.org)
  • Plant cells (unlike animal cells) are surrounded by a thick, rigid cell wall. (enchantedlearning.com)
  • An organelle in some plant cells that stores starch. (enchantedlearning.com)
  • Unlike the centrosomes in animal cells, plant cell centrosomes do not have centrioles. (enchantedlearning.com)
  • The have been applied to both the plant and ani- stem cells possess pluripotential charac- mal kingdoms without even stirring a ripple teristics, and can differentiate into various of concern in international conscience [ 2 ]. (who.int)
  • Department of Molecular Genetics AFRC Institute of Plant Science Research (Cambridge Laboratory), Maris Lane, Trumpington Cambridge CB2 2LQ, U.K. (ncsu.edu)
  • Hamant O, Ma H, Cande WZ (2006) Genetics of meiotic prophase I in plants. (springer.com)
  • Dong CB, Mao JF, Suo YJ, Shi L, Wang J, Zhang PD, Kang XY (2014b) A strategy for characterization of persistent heteroduplex DNA in higher plants. (springer.com)