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  1. Article ; Online: Peripartum Cardiomyopathy.

    Gleicher, Norbert

    The New England journal of medicine

    2024  Volume 390, Issue 15, Page(s) 1443

    MeSH term(s) Female ; Humans ; Peripartum Period ; Cardiomyopathies ; Puerperal Disorders
    Language English
    Publishing date 2024-04-17
    Publishing country United States
    Document type Letter ; Comment
    ZDB-ID 207154-x
    ISSN 1533-4406 ; 0028-4793
    ISSN (online) 1533-4406
    ISSN 0028-4793
    DOI 10.1056/NEJMc2401629
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: A New Test for Preimplantation Genetic Testing of Aneuploidy (PGT-A) and Structural Chromosomal Imbalances (PGT-SR) Is Non-inferior to Current Platforms but Still Not Clinically Useful.

    Patrizio, Pasquale / Gleicher, Norbert

    Clinical chemistry

    2023  Volume 69, Issue 8, Page(s) 791–792

    MeSH term(s) Humans ; Genetic Testing ; Aneuploidy ; Chromosomes
    Language English
    Publishing date 2023-07-21
    Publishing country England
    Document type Editorial ; Comment
    ZDB-ID 80102-1
    ISSN 1530-8561 ; 0009-9147
    ISSN (online) 1530-8561
    ISSN 0009-9147
    DOI 10.1093/clinchem/hvad087
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: The COVID-19 pandemic through eyes of a NYC fertility center: a unique learning experience with often unexpected results.

    Gleicher, Norbert

    Reproductive biology and endocrinology : RB&E

    2020  Volume 18, Issue 1, Page(s) 105

    Abstract: Affecting basic tenets of human existence such as health, economic as well as personal security and, of course, reproduction, the COVID-19 pandemic transcended medical specialties and professional disciplines. Yet, six months into the pandemic, there ... ...

    Abstract Affecting basic tenets of human existence such as health, economic as well as personal security and, of course, reproduction, the COVID-19 pandemic transcended medical specialties and professional disciplines. Yet, six months into the pandemic, there still exists no consensus on how to combat the virus in absence of a vaccine. Facing unprecedented circumstances, and in absence of real evidence on how to proceed, our organization early in the pandemic decided to act independently from often seemingly irrational guidance and, instead, to carefully follow a quickly evolving COVID-19 literature. Here described is the, likely, unique journey of a fertility center that maintained services during peaks of COVID-19 and political unrest that followed. Closely following publicly available data, we recognized relatively early that New York City and other East Coast regions, which during the initial COVID-19 wave between March and May represented the hardest-hit areas in the country, during the second wave, beginning in June and still in progress, remained almost completely unaffected. In contrast, south western regions, almost completely unaffected by the initial wave, were severely affected in the second wave. These two distinctively different infectious phenotypes suggested two likely explanations: The country was witnessing infections with two different SARS-CoV-2 viruses and NYC (along with the East Coast) acquired during the first wave much better immunity to the virus than south western regions. Both hypotheses since have been confirmed: East and West Coasts, indeed, were initially infected by two distinctively different lineages of the virus, with the East Coast lineage being 10-times more infectious. In addition, immunologists discovered an up to this point unknown long-term anti-viral innate (cellular) immune response which offers additional and much broader anti-viral immunity than the classical adaptive immunity via immobilizing antibodies that has been known for decades. Consequently, we predict that in the U.S., even in absence of an available vaccine, COVID-19, by September-October, will be at similarly low levels as are currently seen in NYC and other East Coast regions (generally < 1% test-positivity). We, furthermore, predict that, if current mitigation measures are maintained and no newly aggressive mutation of the virus enters the country, a significant fall-wave of COVID-19, in combination with the usual fall wave of influenza, appears unlikely. To continue serving patients uninterrupted throughout the pandemic, turned for all of our center's staff into a highly rewarding experience, garnered respect and appreciation from patients, and turned into an absolutely unique learning experience.
    MeSH term(s) Betacoronavirus/immunology ; Betacoronavirus/physiology ; COVID-19 ; Coronavirus Infections/epidemiology ; Coronavirus Infections/immunology ; Coronavirus Infections/virology ; Female ; Fertility Clinics ; Humans ; New York City/epidemiology ; Pandemics ; Pneumonia, Viral/epidemiology ; Pneumonia, Viral/immunology ; Pneumonia, Viral/virology ; Pregnancy ; Pregnancy Complications, Infectious/epidemiology ; Pregnancy Complications, Infectious/immunology ; Pregnancy Complications, Infectious/virology ; SARS-CoV-2 ; United States/epidemiology
    Keywords covid19
    Language English
    Publishing date 2020-11-04
    Publishing country England
    Document type Journal Article
    ZDB-ID 2119215-7
    ISSN 1477-7827 ; 1477-7827
    ISSN (online) 1477-7827
    ISSN 1477-7827
    DOI 10.1186/s12958-020-00663-3
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: The COVID-19 pandemic through eyes of a NYC fertility center

    Norbert Gleicher

    Reproductive Biology and Endocrinology, Vol 18, Iss 1, Pp 1-

    a unique learning experience with often unexpected results

    2020  Volume 16

    Abstract: Abstract Affecting basic tenets of human existence such as health, economic as well as personal security and, of course, reproduction, the COVID-19 pandemic transcended medical specialties and professional disciplines. Yet, six months into the pandemic, ... ...

    Abstract Abstract Affecting basic tenets of human existence such as health, economic as well as personal security and, of course, reproduction, the COVID-19 pandemic transcended medical specialties and professional disciplines. Yet, six months into the pandemic, there still exists no consensus on how to combat the virus in absence of a vaccine. Facing unprecedented circumstances, and in absence of real evidence on how to proceed, our organization early in the pandemic decided to act independently from often seemingly irrational guidance and, instead, to carefully follow a quickly evolving COVID-19 literature. Here described is the, likely, unique journey of a fertility center that maintained services during peaks of COVID-19 and political unrest that followed. Closely following publicly available data, we recognized relatively early that New York City and other East Coast regions, which during the initial COVID-19 wave between March and May represented the hardest-hit areas in the country, during the second wave, beginning in June and still in progress, remained almost completely unaffected. In contrast, south western regions, almost completely unaffected by the initial wave, were severely affected in the second wave. These two distinctively different infectious phenotypes suggested two likely explanations: The country was witnessing infections with two different SARS-CoV-2 viruses and NYC (along with the East Coast) acquired during the first wave much better immunity to the virus than south western regions. Both hypotheses since have been confirmed: East and West Coasts, indeed, were initially infected by two distinctively different lineages of the virus, with the East Coast lineage being 10-times more infectious. In addition, immunologists discovered an up to this point unknown long-term anti-viral innate (cellular) immune response which offers additional and much broader anti-viral immunity than the classical adaptive immunity via immobilizing antibodies that has been known for decades. Consequently, we predict that in the U.S., even in absence of an available vaccine, COVID-19, by September–October, will be at similarly low levels as are currently seen in NYC and other East Coast regions (generally < 1% test-positivity). We, furthermore, predict that, if current mitigation measures are maintained and no newly aggressive mutation of the virus enters the country, a significant fall-wave of COVID-19, in combination with the usual fall wave of influenza, appears unlikely. To continue serving patients uninterrupted throughout the pandemic, turned for all of our center’s staff into a highly rewarding experience, garnered respect and appreciation from patients, and turned into an absolutely unique learning experience.
    Keywords COVID-19 and infertility ; Herd immunity ; COVID virus strains ; Infectivity ; Innate immunity ; Gynecology and obstetrics ; RG1-991 ; Reproduction ; QH471-489 ; covid19
    Language English
    Publishing date 2020-11-01T00:00:00Z
    Publisher BMC
    Document type Article ; Online
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  5. Article ; Online: What to advise to patients with only one good quality blastocyst, PGT-A or not? Outcomes of 2064 cycles.

    Orvieto, Raoul / Gleicher, Norbert / Patrizio, Pasquale

    Journal of assisted reproduction and genetics

    2023  Volume 40, Issue 3, Page(s) 691

    MeSH term(s) Humans ; Female ; Pregnancy ; Embryo Implantation ; Preimplantation Diagnosis ; Blastocyst ; Genetic Testing ; Aneuploidy ; Retrospective Studies
    Language English
    Publishing date 2023-01-26
    Publishing country Netherlands
    Document type Letter ; Comment
    ZDB-ID 1112577-9
    ISSN 1573-7330 ; 1058-0468
    ISSN (online) 1573-7330
    ISSN 1058-0468
    DOI 10.1007/s10815-023-02731-0
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Expected advances in human fertility treatments and their likely translational consequences.

    Gleicher, Norbert

    Journal of translational medicine

    2018  Volume 16, Issue 1, Page(s) 149

    Abstract: Background: Due to rapid research progress in reproductive biology and reproductive clinical endocrinology, many human infertility treatments are close to potential breakthroughs and translational applications. We here review current barriers, where ... ...

    Abstract Background: Due to rapid research progress in reproductive biology and reproductive clinical endocrinology, many human infertility treatments are close to potential breakthroughs and translational applications. We here review current barriers, where such breakthroughs will likely come from, what they will entail, and their potential clinical applications.
    Main text: The radical nature of change will primarily benefit older women, reduce fertility treatment costs and thereby expand access to treatment. A still widely overlooked prerequisite for implantation and normal pregnancy maintenance is timely development of maternal immunological tolerance toward an implanting paternal semi-allograft, if malfunctioning associated with implantation failure and pregnancy loss, while premature termination of tolerance appears associated with premature labor, pre-eclampsia/eclampsia and gestoses of pregnancy. Common denominators between pregnancy and invasive malignancies have again been attracting attention, suggesting that, like in malignant tumors, degrees of embryo aneuploidy may affect invasiveness and ability to "disarm" the immune system's innate response against implanting embryos. Linking tolerance to implantation, we offer evidence that the so-called "implantation window" is likely immunological rather than hormonally defined.
    Conclusions: Because many here outlined treatment changes will disproportionally benefit older women, they will exert a pronounced effect on society, as increasing numbers of women at grandparental ages will become mothers.
    MeSH term(s) Cell Lineage ; Embryo Implantation ; Embryo, Mammalian/cytology ; Fertility/physiology ; Humans ; Social Control, Formal ; Translational Research, Biomedical
    Language English
    Publishing date 2018-06-04
    Publishing country England
    Document type Journal Article ; Review
    ZDB-ID 2118570-0
    ISSN 1479-5876 ; 1479-5876
    ISSN (online) 1479-5876
    ISSN 1479-5876
    DOI 10.1186/s12967-018-1525-4
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article: The COVID-19 pandemic through eyes of a NYC fertility center: a unique learning experience with often unexpected results

    Gleicher, Norbert

    Reprod Biol Endocrinol

    Abstract: Affecting basic tenets of human existence such as health, economic as well as personal security and, of course, reproduction, the COVID-19 pandemic transcended medical specialties and professional disciplines. Yet, six months into the pandemic, there ... ...

    Abstract Affecting basic tenets of human existence such as health, economic as well as personal security and, of course, reproduction, the COVID-19 pandemic transcended medical specialties and professional disciplines. Yet, six months into the pandemic, there still exists no consensus on how to combat the virus in absence of a vaccine. Facing unprecedented circumstances, and in absence of real evidence on how to proceed, our organization early in the pandemic decided to act independently from often seemingly irrational guidance and, instead, to carefully follow a quickly evolving COVID-19 literature. Here described is the, likely, unique journey of a fertility center that maintained services during peaks of COVID-19 and political unrest that followed. Closely following publicly available data, we recognized relatively early that New York City and other East Coast regions, which during the initial COVID-19 wave between March and May represented the hardest-hit areas in the country, during the second wave, beginning in June and still in progress, remained almost completely unaffected. In contrast, south western regions, almost completely unaffected by the initial wave, were severely affected in the second wave. These two distinctively different infectious phenotypes suggested two likely explanations: The country was witnessing infections with two different SARS-CoV-2 viruses and NYC (along with the East Coast) acquired during the first wave much better immunity to the virus than south western regions. Both hypotheses since have been confirmed: East and West Coasts, indeed, were initially infected by two distinctively different lineages of the virus, with the East Coast lineage being 10-times more infectious. In addition, immunologists discovered an up to this point unknown long-term anti-viral innate (cellular) immune response which offers additional and much broader anti-viral immunity than the classical adaptive immunity via immobilizing antibodies that has been known for decades. Consequently, we predict that in the U.S., even in absence of an available vaccine, COVID-19, by September-October, will be at similarly low levels as are currently seen in NYC and other East Coast regions (generally < 1% test-positivity). We, furthermore, predict that, if current mitigation measures are maintained and no newly aggressive mutation of the virus enters the country, a significant fall-wave of COVID-19, in combination with the usual fall wave of influenza, appears unlikely. To continue serving patients uninterrupted throughout the pandemic, turned for all of our center's staff into a highly rewarding experience, garnered respect and appreciation from patients, and turned into an absolutely unique learning experience.
    Keywords covid19
    Publisher WHO
    Document type Article
    Note WHO #Covidence: #908978
    Database COVID19

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  8. Article ; Online: The evolution of our understanding of human development over the last 10 years.

    Brivanlou, Ali H / Gleicher, Norbert

    Nature communications

    2021  Volume 12, Issue 1, Page(s) 4615

    MeSH term(s) Biological Evolution ; Embryo Research ; Embryology/education ; Embryology/methods ; Fertilization in Vitro/methods ; Gene Editing/methods ; Gene Expression Regulation, Developmental ; Human Development ; Humans
    Language English
    Publishing date 2021-07-29
    Publishing country England
    Document type Journal Article
    ZDB-ID 2553671-0
    ISSN 2041-1723 ; 2041-1723
    ISSN (online) 2041-1723
    ISSN 2041-1723
    DOI 10.1038/s41467-021-24793-3
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Book: Managed care

    Gleicher, Norbert

    (Infertility and reproductive medicine clinics of North America ; 9,1)

    1998  

    Author's details Norbert Gleicher, guest ed
    Series title Infertility and reproductive medicine clinics of North America ; 9,1
    Collection
    Keywords Managed Care Programs
    Language English
    Size XV, 161 S. : graph. Darst.
    Publisher Saunders
    Publishing place Philadelphia u.a.
    Publishing country United States
    Document type Book
    HBZ-ID HT008263403
    Database Catalogue ZB MED Medicine, Health

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  10. Book: Principles & practice of medical therapy in pregnancy

    Gleicher, Norbert

    1998  

    Title variant Medical therapy in pregnancy ; Principles and practice of medical therapy in pregnancy
    Author's details ed. Norbert Gleicher
    Keywords Pregnancy Complications / therapy
    Language English
    Size XXXV, 1600 S. : Ill., graph. Darst.
    Edition 3. ed.
    Publisher Appleton & Lange
    Publishing place Stamford, Conn. u.a.
    Publishing country United States
    Document type Book
    Old title 2. Aufl. u.d.T. Principles and practice of medical therapy in pregnancy
    HBZ-ID HT009133234
    ISBN 0-8385-7677-X ; 978-0-8385-7677-9
    Database Catalogue ZB MED Medicine, Health

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