The chromosomes of accessions were metacentric or submetacentric, ranging in length from 2. The potential of microtubule depolymerising herbicides trifluralin, oryzalin, and amiprophosmethyl apm for in vitro chromosome doubling of rosa was studied. Thus, the presence of subhaplogroups t, t1 and t3 in is, and their absence in in, may be associated with gene flow from the arabian peninsula to southern iran. Original chromosome observations are presented for 34 species in 21 families of angiosperms from iran.
Iranian taxa in the sophoreae are sophora alopecuroides. Araceae n14,caccinia actinobole bunge boraginaceae n8,delphinium aquilegifolium boiss. What we know about chromosome mutation can be used in the type of genetic engineering that produces and maintains new crop types in our hungry world. Medicinal plants list scientific name, family, origin. Position of cytology in biological science, the organism and the cell, structural components of protoplasts, protoplasm, the cell walls of plants, chromosomes, cytology of reproduction in animals, cytology of reproduction in plants other than angiosperms. Israels spy agency, mossad, stole a trove of documents from a warehouse in tehran, iran, in one of its most brazen missions. Chromosome mechanics in plant breeding an introduction to. A definition of the term homozygous deletion is presented. For example the garden pea has as low as 20 chromosomes, while the adders tongue fern has as many as 1262 chromosomes. Essential oils and extracts of various species of edible and medicinal plants. This genus has small chromosomes with different ploidy levels. The flowers of the plant exhibit an appealing variety in coloration, from red, light red, pink, white or yellow.
Science of breeding and heredity from ancient persia to modern iran. Several ethnic groups belonging to distinct religions, speaking different languages and. New chromosome counts in nine endemic species from iran. Karyotype and morphology of mitotic chromosomes in six populations of the medicinal plant papaver rhoeas collected from various geographical locations of the northwest of iran were studied. Phytochemicals in verbascum thapsus flowers and leaves include saponins, polysaccharides, mucilage, flavonoids, tannins, iridoid and lignin glycosides, and essential oils. The schrencks tulip is under no immediate threat in iran. The presence of transgene in canadian shipments relates back to the mid1990s intro.
Chromosome number variation in tanacetum polycephalum. Role of mitotic inhibitors and genotype on chromosome. It refers to the physical loss of both copies of the same allele or the same chromosomal segment of a pair of homologous chromosomes. Two large metacentric chromosomes, which have the heterochromatic nature, were observed figs 1, 2 and 3. Mitotic chromosome numbers of 5 taxa of the genus persicaria l. The plant s leaves, in addition to the seeds, have been reported to contain rotenone, although quantities are unknown. So its been a long time, but i decided to give chromosome 6 a try. The gametic chromosome number of n 12 reflects that of most of other. Ydna str markers change mutate often enough that most men who share the same str results also share a recent paternal lineage. Chromosome measurements of wild roses of iran acta horticulturae.
Cytological study of chromosome and genome composition of iranian lettuce lactuca sativa l. Even more surprising are the phrases in vandidad book, which were gathered by. This cited by count includes citations to the following articles in scholar. View ehsan hoseinis profile on linkedin, the worlds largest professional community.
Two basic chromosome numbers x8 and 9 were found, each with several ploidy levels. The manipulation and engineering of chromosomes involves a panoply of novel methods, combining conventional and modern techniques of biotechnology. It has been long cultivated in europe, the leaves being used as a herb, the roots as a vegetable, and the seeds as a spice, especially in southern european cuisine. Chromosome numbers and karyotype features of phlomis olivieri. Considerations of regulatory processes to release genetically modified plants, as well as the public acceptance of the transgenic plants are also discussed. Aug 27, 2010 not only do we carry a ychromosome that is found more frequently in ossetians, georgian kurds, mazandaranis, balochis, uzbek tajiks and shugnani tajiks, but i match north caucasians adyghe and circassians far better than other iranians. Based on morphological studies, this accession belongs to stem lettuce. Two basic chromosome numbers x 8 and 9 were found, each with several ploidy levels. The somatic chromosome number in the new sample from genu mountain was 2n 28. Seven chromosome counts of six species from the family asteraceae are reported.
Oclcs webjunction has pulled together information and resources to assist library staff as they consider how to handle coronavirus. The distribution of the plant varies around the content of asia, but it is native to the caucasus, elburz mountains of iran. Sears in the 1950s, concerns the transfer of a gene for leafrust resistance from a wild grass, aegilops umbellulata, to bread wheat, which is highly susceptible to this disease, to offset a major problem. Our aims in this paper are to study chromosome number and polyploidy in different populations of tanacetum polycephalum in the west of iran, to provide more information about ploidy level variation in this poorly known species. Ishs international symposium on wild flowers and native ornamental plants chromosome measurements of wild roses of iran. Iranian journal of genetics and plant breeding, vol. Chromosome mechanics in plant breeding an introduction. Karyotype and morphology of mitotic chromosomes in six populations of the medicinal plant papaver rhoeas collected from various geographical locations of the. A working knowledge of such techniques is essential for todays students and researchers, and the plant system, because of totipotency, requires special treatment. Concept, development and utilization in the genetic improvement of upland cotton sukumar saha 1 et al. Introduction cotton is the most important natural fiber source for the textile industry worldwide. Apart from the primary aim of reducing the complexity of the template, taking a chromosome based approach enables independent teams to work in parallel, each tasked with the analysis of a different chromosome s.
Through hundreds of troubleshooting suggestions it also helps you avoid experimental pitfalls by providing invaluable tips at critical points in the experimental process. Cytological study of chromosome and genome composition. Nineteen chromosome counts of 12 artemisia species are reported from armenia and iran. Diploidtetraploid mixoploidy in a new species of astragalus jstor. The human genome project hgp refers to the international scientific research program, formally begun in october 1990 and completed in 2003, mainly designated to discover all the human genes, analyzing the structure of human dna and determining the location of all human genes and also making them accessible for further biological and medical. The wildlife of iran first been partly described by hamdallah mustawfi in the 14th century who only referred to animals. For instance, the 46 chromosomes found in human cells have a combined length of 200 nm 1 nm 10. View sogol fereidounfars profile on linkedin, the worlds largest professional community. Chromosome numbers were determined in ten accessions of phlomis olivieri benth. Physical defects in plants can be predicted based on chromosome imbalances, a finding that may shed light on how the addition or deletion of genes and the organization of the genome affects. Duchenne muscular dystrophy, all detectable chromosomal aberration using. Free cytology books download ebooks online textbooks.
Together with a close assyrianiranian associate of mine, we compared iranians, assyrians. Unique to this book is the integrative point of view taken between plant genetic engineering and socioeconomic and environmental issues. Image analysis system and micromeasure software were implanted to karyotype providing. Reliable information about the coronavirus covid19 is available from the world health organization current situation, international travel. Chromosome, the microscopic threadlike part of the cell that carries hereditary information in the form of genes. Index to plant chromosome numbers ipcn the index to plant chromosome numbers was an nsf funded project that aims to extract and index original plant chromosome numbers of naturally occurring and cultivated plants published throughout the world. The origin place of these plants are located in different parts of the world. See the complete profile on linkedin and discover sogols connections and jobs at similar companies. Also, this accession had the most number of submetacentric 16 sm and the lowest number of metacentric chromosome, and the highest average chromosome length. See the complete profile on linkedin and discover ehsans connections and jobs at similar companies. Mitochondrial dna and ychromosomal stratification in iran. Genetic relationships of semitic and indoiranian speaking groups in iran. A new species of tamarix tamaricaceae from hormozgan. The results of the flow cytometry analysis revealed that the genome size of diploid species was from 0.
Original meiotic chromosome counts are presented for nine endemic species in seven families of angiosperms from iran including. Study of ploidy level of annual species of onobrychis in iran. Other accessions in the second group had the same arm ratio, and centromeric index. Chromosome numbers and karyotype features of phlomis. Cytological study of chromosome and genome composition of.
Chromosome imbalances lead to predictable plant defects. Chromosome atlas of flowering plants in japan book, 2008. Given that the number of plant species tractable for chromosome sorting is increasing, the likelihood is that chromosome genomics. Chromosome characteristics were measured using image analyzer micromeasure 3. Topography, elevation, water supply, and soil determine the character of the vegetation.
Introduction cultivation practice of the different medicinal plants is studied under horticulture. In this study chromosome numbers and karyotype variation of iranian members of tribe sophoreae are reported. Advances in plant chromosome genomics sciencedirect. In order to investigate cytogenetic variation in achillea biebresteinii, root meristem zone of nine populations were removed and prepared using squash method. Three of them are new reports, seven are not consistent with previous counts and the remaining are confirmations of very scarce one to three previous data.
Find all the books, read about the author, and more. D student in plant breeding, sari agricultural sciences and natural resources university, sari, iran. In the area are found broadleaved deciduous treesoak, beech, linden, elm, walnut, ash, and hornbeamand a few broadleaved. Astrodaucus orientalis is found in the fields, steps and road sides from 350 to 2700 m. Chromosome records for some plant species from iran.
The chromosome does not seem to indicate whether the organism is a plant or animal. Iranian journal of genetics and plant breeding vol. This plant is distributed in turkey, iran, iraq and syria. Jan 01, 1997 i had always enjoyed robin cooks books, but then i gave up on him.
Methods and protocols provides a comprehensive source of protocols and other necessary information to anyone interested in this field of study. In addition to the science that underlies this longterm experiment, the book. Sogol fereidounfar iran professional profile linkedin. Intra and interspecific diversity analyses in the genus eremurus in. Cytogenetic diversity of iranian balm melissa officinalis. Since chromosome segregation is driven by microtubules, colchicine is used in plant cells during cellular division by inhibiting chromosome segregation during meiosis. New chromosome counts in some species of asteraceae from iran. Approximately onetenth of iran is forested, most extensively in the caspian region.
This video is the ultimate source on the genetics of the iranian peoples as of 2018, and includes all sources dealing with the genetic composition of iranics to date, including pcas, autosomal. Jul 02, 2018 this video is the ultimate source on the genetics of the iranian peoples as of 2018, and includes all sources dealing with the genetic composition of iranics to date, including pcas, autosomal. We found the two usual basic chromosome numbers in the genus, x7 and x8. Chromosome counts are reported from 19 populations representing seven genera and 11 taxa of the subfamily salicornioideae chenopodiaceae from iran. Of these, the chromosome numbers, for 5 taxa including papver fugax papaveraceae n7, ceratocephala testiculatus. Hypoglottidei fabaceae from iranthe iranian journal of botany. Dinitroanilines represent a class of compounds that are widely used in herbicide formulations as they depolymerise plant microtubles, causing chromosome doubling. Chromosome numbers of fifteen species of plantago l. We studied leaf anatomy, mitotic chromosomes and pollen grains of nine species of euphorbia e. Ehsan hoseini instructor kharazmi university linkedin. One of the centers of highest diversity of the genus eremurus is iran, which has seven species. Strs are a class of polymorphisms that, like microsatellites, consist of a repeated pattern of two or more nucleotides. Dutch mole planted stuxnet virus in iran nuclear site on behalf of cia, mossad attack that damaged 1,000 iranian centrifuges, uncovered in 2010, required operative to carry sabotaging. These numbers are reported for the first time based on ghahremaninejad et al.
This book covers the following topics related to cytology. In the area are found broadleaved deciduous treesoak, beech, linden, elm, walnut, ash, and hornbeamand a few broadleaved evergreens. For genealogy within the most recent fifteen generations, str markers help define paternal lineages. Chromosome number in 303 tanacetum in iran containing polymorph species, many of which have applications as herbal medicines b rown et al. In all studied accessions a basic chromosome number of x 9 is reported. Genome size and ploidy level of the roses were determined using a flow cytometer. Chromosome preparations were made during 1998 and 1999 in iran and at the jodrell laboratory in 1999. Comparative karyotype analysis of related species and populations has been used to describe patterns of chromosomal evolution within a group. This book seemed a bit harderedged than the other cook books id read, with a very serious theme, and a respectful look at the relevant issues.
Modern day iran is strategically located in the tricontinental corridor uniting africa, europe and asia. I had always enjoyed robin cooks books, but then i gave up on him. The human genome project hgp refers to the international scientific research program, formally begun in october 1990 and completed in 2003, mainly designated to discover all the human genes, analyzing the structure of human dna and determining the location of all human genes and also making them accessible for further biological and medical investigations. Hedera pastuchovii g woronow has a chromosome number of 2n 144 6x, making it a hexaploid.
First chromosome numbers are reported for halostachys belangeriana. Confirmation and chromosomal allocation of blocated genelike fragments. The students of genetics and plant breeding are required to have in depth knowledge about classical and latest developments in the science of genetics, plant breeding and biotechnology. Numerous and frequentlyupdated resource results are available from this search. New or rare chromosome counts in the genus artemisia l.
Genetic relationships of semitic and indoiranian speaking. Pat heslopharrison and trude schwarzacher department of biology, university of leicester, leicester le1 7rh, uk. Tanacetum is one of the largest gen era of the family asteraceae, containing 250500. Plant cytogenetics genome structure and chromosome. Cuttingedge and thorough, chromosome and genomic engineering in plants.
In modifying amd developing postgraduate course in genetics and plant breeding, emphasis has been given to keep a balance among major components like basic. Cytogenetic diversity of iranian balm melissa officinalis landraces and genetic relationship within and between them using its markers parviz heidari1, ali ashraf mehrabi2 and ali asghar nasrolah nezhad ghomi3 1. The seeds were collected from natural habitats in the west of iran. An evolutionary view on structure and function organisation of the plant genome in chromosomes j. Araceae n14,caccinia actinobole bunge boraginaceae n8, delphinium aquilegifolium boiss. Agents reportedly stole 110,000 documents and smuggled them back to. While iran is a linguistically diverse nation, it is surprising to note that iranians form a tighter genetic cluster with one another than assyrians, armenians or turks do. Eremurus species are important commercially as ornamental plants for. For indepth analysis, we selected 15 putative rye blocated genelike fragments with high similarity to genes of b. Chromosome number variation in tanacetum polycephalum schultz. A defining feature of any chromosome is its compactness. Jun 20, 2019 the plant particularly thrives in semidesert conditions and steppe.
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