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Monday, August 3, 2020 | History

4 edition of Molecular and cytogenetic studies of non-disjunction found in the catalog.

Molecular and cytogenetic studies of non-disjunction

proceedings of the Fifth Annual National Down Syndrome Society Symposium held in New York, NY, December 1-2, 1988

by National Down Syndrome Society (U.S.). Symposium

  • 279 Want to read
  • 20 Currently reading

Published by A.R. Liss in New York .
Written in English

    Subjects:
  • Down syndrome -- Etiology -- Congresses.,
  • Cytogenetics -- Congresses.,
  • Pathology, Molecular -- Congresses.

  • Edition Notes

    Includes bibliographies and index.

    Statementeditors, Terry J. Hassold, Charles J. Epstein.
    SeriesProgress in clinical and biological research ;, vol. 311, Progress in clinical and biological research ;, v. 311.
    ContributionsHassold, Terry J., Epstein, Charles J.
    Classifications
    LC ClassificationsRC571 .N35 1988
    The Physical Object
    Paginationxv, 360 p. :
    Number of Pages360
    ID Numbers
    Open LibraryOL2184815M
    ISBN 100845151614
    LC Control Number89002709

    BJ Bain, in Blood and Bone Marrow Pathology (Second Edition), Supplementary investigations. Cytogenetic analysis may show a clonal cytogenetic abnormality such as trisomy 8, del(20q), i(17)(q10), tris −Y (not necessarily a clonal abnormality), monosomy 11 plus monosomy 19 18 or del(16)(q22). 19 A few patients have t(8;9)(p23;p24) with PCM1-JAK2 . Among the 86 cases of Down syndrome presented over a period of 6 months, non-disjunction was present in 79 (%) cases, translocation in 5 (%) cases and Mosaicism in 2 Author: Adil Eissa.

    Michael D. Lucroy, in Clinical Biochemistry of Domestic Animals (Sixth Edition), VII Cytogenetics. Cytogenetics refers to both the study of the structure of chromosome material and the study of diseases caused by structural and numerical abnormalities of chromosomes. It includes the routine analysis of G-banded chromosomes, other cytogenetic banding techniques, and molecular cytogenetics.   The book is eminently suitable for undergraduate and postgraduate students of botany, agriculture, zoology and biotechnology for courses in genetics/genetics and cytogenetics. In addition, the book would also be useful to students appearing in different competitive : Mahabal Ram.

    Cytogenetics is a branch of genetics that is concerned with how the chromosomes relate to cell behaviour, particularly to their behaviour during mitosis and meiosis. Techniques used include karyotyping, analysis of G-banded chromosomes, other cytogenetic banding techniques, as well as molecular cytogenetics such as fluorescent in situ hybridization and comparative genomic . National Pathology Accreditation Advisory Council. , Cytogenetics section / National Pathology Accreditation Advisory Council Australian Govt. Pub. Service Canberra. Book, Description: Canberra: Australian Govt. Pub. Service, Molecular and cytogenetic studies of non-disjunction: proceedings of the Fifth Annual National Down.


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Molecular and cytogenetic studies of non-disjunction by National Down Syndrome Society (U.S.). Symposium Download PDF EPUB FB2

Molecular and Cytogenetic Studies of Non-Disjunction: Proceedings of the Fifth Annual National down Syndrome Society Symposium Held in New York, NY, Decemberby Charles J.

Epstein and Terry J. Hassold (, Hardcover). Molecular and cytogenetic studies of non-disjunction: proceedings of the Fifth Annual National Down Syndrome Society Symposium held in New York, NY, DecemberAuthor: Terry J Hassold ; Charles J Epstein ; National Down Syndrome Society (U.S.).

Gene-centromere mapping and the Molecular and cytogenetic studies of non-disjunction book of non-disjunction in autosomal trisomies and ovarian teratomas. Prog Clin Biol Res. ; – Delabar JM, Theophile D, Rahmani Z, Chettouh Z, Blouin JL, Prieur M, Noel B, Sinet PM.

Molecular mapping of twenty-four features of Down syndrome on chromosome Eur J Hum Genet. ; 1 (2)–Cited by: The results of the molecular and cytogenetic studies of parental origin concurred in all cases in which assignments were made independently using both techniques.

However, in 4 of 13 cases in which the molecular studies contributed to the interpretation of the cytogenetic findings, the two results did not agree with respect to the meiotic stage of by: Indications for Cytogenetic Analysis (Constitutional) • Prenatal – Abnormal maternal serum screening (first or second trimester) – Abnormal cell‐free DNA testing (cfDNA), non‐invasive prenatal testing (NIPT)/screening (NIPS) – Abnormal ultrasound findings: cystic hygromas/hydrops,File Size: 8MB.

Professor Felix Mitelman has published more than articles in the field of cancer cytogenetics. In the early s, he established a unique database on chromosome changes in cancer – a systematic compilation of reported acquired cytogenetic aberrations, the molecular genetic outcome of the cytogenetic abnormalities, 5/5(2).

Cytogenetics is a segment of the evolving cytogenomic branch of genetics that explores the genetic makeup of a cell, in particular chromosomes both in metaphase and in interphase cycles, as well as at the molecular level/5(2). Non-disjunction in meiosis This is an abnormal division where one daughter cell gets an extra chromosome (24) and the other daughter cell gets one chromosome less than normal (22).

It can happen in MI or MII. Fertilisation with a normal gamete gives either a trisomic zygote (24+23=47) or a monosomic zygote (22+23=45)File Size: 2MB. Case Report. We report two cases of PKS with prenatal diagnosis of isochromosome 12p made by cytogenetic studies.

The first case is of a year-old pregnant woman who underwent genetic chorionic villus sampling at 13 th weeks of gestation after 1 st trimester prenatal ultrasound revealed clinical features of PKS: flat nasal bridge and fetal hydrops. The second Cited by: 6.

The first three editions of this acclaimed book presented a much-needed conceptual synthesis of this rapidly moving field. Now, Cancer Cytogenetics, Fourth Edition, offers a comprehensive, expanded, and up-to-date review of recent dramatic advances in this area, incorporating a vast amount of new data from the latest basic and clinical investigations.

In Molecular Cytogenetics: Protocols and Applications, Yao-Shan Fan and a panel of senior scientists and pioneering researchers describe in step-by-step fashion not only the leading FISH techniques, but also those molecular technologies beyond FISH now available for diagnostic services in genetics and oncology.

The study of chromosomes is known as cytogenetics or chromosomal aberrations. Mendel’s laws were rediscovered in and inthe scientist Walter Sutton noted that chromosomes follow Mendel’s laws and speculated that genes might be contained on : May Salem Al-Nbaheen.

The most common origin for the simple trisomies was non-disjunction at maternal meiosis I, while for the translocations an equal number of paternally and maternally derived cases was observed. In seven of the simple trisomies, information was obtained from both the cytogenetic and molecular markers, making it possible to study recombination Cited by: Types.

In general, nondisjunction can occur in any form of cell division that involves ordered distribution of chromosomal material.

Higher animals have three distinct forms of such cell divisions: Meiosis I and meiosis II are specialized forms of cell division occurring during generation of gametes (eggs and sperm) for sexual reproduction, mitosis is the form of cell.

Molecular Cytogenetics is a branch of genetics devoted to the study by molecular methods of the structure and function of the cellular constituents concerned in heredity, including molecular Author: Ashutosh Halder.

Terry Hassold, Patricia A Jacobs, Mark Leppert, and Michael Sheldon The present study also shows the utility of combining molecular andcytogenetic techniques to study by: Cytogenetic studies in Down syndrome In the current study, the frequency of non-disjunction (free trisomy 21), mosaicism and translocation was 91%, % and % respectively.

The present. If this is the first time you use this feature, you will be asked to authorise Cambridge Core to connect with your account. Find out more about sending content to Google Drive. Chromosome 21 non-disjunction and Down syndrome birth in an Indian cohort: analysis of incidence and aetiology from family linkage dataCited by: Molecular and cytogenetic studies of nondisjunction.

Stewart GD(1), Hassold TJ, Kurnit DM. Author information: (1)University of Michigan Medical Center, Department of Pediatrics, Howard Hughes Medical Institute, Ann Arbor Cited by: 3.

The combination of classic cytogenetics, molecular cytogenetics and molecular genetics is essential and can generate a vast amount of data, enhancing our knowledge of cancer biology and improving.

Techniques of Chromosomal Studies. have transformed cytogenetics into a molecular science and provided cytogeneticists with powerful new tools. copy of an allele due to nondisjunction.Abstract.

The human species is characterized by a remarkably high frequency of constitutional aneuploidy. From cytogenetic analysis of newborns and abortions it was calculated that % of all liveborn children and approximately 50–60% of all early spontaneous abortions are affected by an aneuploid by: Studies of uniparental disomy and origin of nonmosaic trisomies indicate that both gain and loss of a chromosome can occur after fertilization.

It is therefore of interest to determine both the relative frequency with which gain or loss can contribute to chromosomal mosaicism and whether these frequencies are influenced by selective by: