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  1. Article ; Online: l-glutamine, crizanlizumab, voxelotor, and cell-based therapy for adult sickle cell disease: Hype or hope?

    Leibovitch, Jennifer N / Tambe, Ajay V / Cimpeanu, Emanuela / Poplawska, Maria / Jafri, Firas / Dutta, Dibyendu / Lim, Seah H

    Blood reviews

    2022  Volume 53, Page(s) 100925

    Abstract: For more than two decades, hydroxyurea was the only therapeutic agent approved by the Food and Drug Administration (FDA) for sickle cell disease (SCD). Although curative allogeneic hematopoietic stem cell transplants (allo-HSCT) were also available, only ...

    Abstract For more than two decades, hydroxyurea was the only therapeutic agent approved by the Food and Drug Administration (FDA) for sickle cell disease (SCD). Although curative allogeneic hematopoietic stem cell transplants (allo-HSCT) were also available, only very few patients underwent the procedure due to lack of matched-related donors. However, therapeutic options for SCD patients increased dramatically in the last few years. Three new agents, l-glutamine, crizanlizumab, and voxelotor, were approved by the FDA for use in SCD patients. The number of SCD patients who underwent allo-HSCT also increased as a result of advances in the prevention of graft failure and graft-versus-host disease from using mismatched donor HSC. More recently gene therapy was made available on clinical trials. The increased treatment options for SCD have led to a sense of optimism and excitement among many physicians that these new approaches would alter the clinical course and disease burden. Although these newer agents do provide hope to SCD patients, the hyped-up responses need to be evaluated in the context of reality. In this review, we will discuss and compare these new agents and cell-based therapy, evaluate their clinical and economic impacts, and examine their roles in reducing the disease burden.
    MeSH term(s) Adult ; Anemia, Sickle Cell/drug therapy ; Anemia, Sickle Cell/etiology ; Antibodies, Monoclonal, Humanized ; Benzaldehydes/adverse effects ; Glutamine/therapeutic use ; Hematopoietic Stem Cell Transplantation/adverse effects ; Humans ; Pyrazines ; Pyrazoles
    Chemical Substances Antibodies, Monoclonal, Humanized ; Benzaldehydes ; Pyrazines ; Pyrazoles ; Glutamine (0RH81L854J) ; voxelotor (3ZO554A4Q8) ; crizanlizumab (L7451S9126)
    Language English
    Publishing date 2022-01-01
    Publishing country England
    Document type Journal Article ; Review
    ZDB-ID 639015-8
    ISSN 1532-1681 ; 0268-960X
    ISSN (online) 1532-1681
    ISSN 0268-960X
    DOI 10.1016/j.blre.2021.100925
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: L-glutamine for sickle cell disease: more than reducing redox.

    Jafri, Firas / Seong, Gyuhee / Jang, Tim / Cimpeanu, Emanuela / Poplawska, Maria / Dutta, Dibyendu / Lim, Seah H

    Annals of hematology

    2022  Volume 101, Issue 8, Page(s) 1645–1654

    Abstract: Oxidative stress is a major contributor to the pathophysiology of sickle cell disease (SCD) including hemolysis and vaso-occlusive crisis (VOC). L-glutamine is a conditionally essential amino acid with important roles, including the synthesis of ... ...

    Abstract Oxidative stress is a major contributor to the pathophysiology of sickle cell disease (SCD) including hemolysis and vaso-occlusive crisis (VOC). L-glutamine is a conditionally essential amino acid with important roles, including the synthesis of antioxidants, such as reduced glutathione and the cofactors NAD(H) and NADP(H), as well as nitric oxide. Given the increased levels of oxidative stress and lower (NADH):(NAD +  + NADH) ratio in sickle erythrocytes that adversely affects the blood rheology compared to normal red blood cells, L-glutamine was investigated for its therapeutic potential to reduce VOC. While L-glutamine was approved by the United States (US) Food and Drug Administration to treat SCD, its impact on the redox environment in sickle erythrocytes is not fully understood. The mechanism through which L-glutamine reduces VOC in SCD is also not clear. In this paper, we will summarize the results of the Phase 3 study that led to the approval of L-glutamine for treating SCD and discuss its assumed mechanisms of action. We will examine the role of L-glutamine in health and propose how the extra-erythrocytic functions of L-glutamine might contribute to its beneficial effects in SCD. Further research into the role of L-glutamine on extra-erythrocyte functions might help the development of an improved formulation with more efficacy.
    MeSH term(s) Anemia, Sickle Cell/drug therapy ; Glutamine/therapeutic use ; Hemoglobinopathies/drug therapy ; Humans ; NAD/therapeutic use ; Oxidation-Reduction ; Volatile Organic Compounds/therapeutic use
    Chemical Substances Volatile Organic Compounds ; Glutamine (0RH81L854J) ; NAD (0U46U6E8UK)
    Language English
    Publishing date 2022-05-14
    Publishing country Germany
    Document type Journal Article ; Review
    ZDB-ID 1064950-5
    ISSN 1432-0584 ; 0939-5555 ; 0945-8077
    ISSN (online) 1432-0584
    ISSN 0939-5555 ; 0945-8077
    DOI 10.1007/s00277-022-04867-y
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article: Stroke in critical COVID-19 patients: a cautionary tale from the frontlines.

    Jain, Anant / Jafri, Firas / Manglani, Ravi / Al-Mufti, Fawaz / Aronow, Wilbert S / Chandy, Dipak

    Archives of medical sciences. Atherosclerotic diseases

    2020  Volume 5, Page(s) e263–e270

    Abstract: Introduction: Although Coronavirus Disease 2019 (COVID-19) is primarily a disease of the respiratory system in its transmission and clinical manifestations, physicians have also reported a tropism toward the nervous system.: Methods: Neurological ... ...

    Abstract Introduction: Although Coronavirus Disease 2019 (COVID-19) is primarily a disease of the respiratory system in its transmission and clinical manifestations, physicians have also reported a tropism toward the nervous system.
    Methods: Neurological symptoms can occur as one of many systemic manifestations of a critical form of the disease or in isolation as the predominant presenting complaint.
    Results: We report a series of 6 patients who suffered significant cerebrovascular accidents while being treated for critical COVID-19 in the intensive care units of a quaternary care hospital in New York's Hudson valley.
    Conclusions: This series demonstrates how a relatively rare but catastrophic neurological complication can occur in patients with COVID-19 while they are being managed for their more common problems such as respiratory and renal failure.
    Language English
    Publishing date 2020-12-29
    Publishing country Poland
    Document type Journal Article
    ISSN 2451-0629
    ISSN 2451-0629
    DOI 10.5114/amsad.2020.102423
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Low Incidence of Hospital-Onset

    Ahmed, Jibran / Kumar, Arun / Jafri, Firas / Batool, Saleha / Knoll, Bettina / Lim, Seah H

    The New England journal of medicine

    2019  Volume 380, Issue 9, Page(s) 887–888

    MeSH term(s) Adolescent ; Adult ; Aged ; Anemia, Sickle Cell/complications ; Clostridium Infections/complications ; Clostridium Infections/epidemiology ; Clostridium difficile/isolation & purification ; Cross Infection/complications ; Cross Infection/epidemiology ; Diarrhea/microbiology ; Female ; Hospitalization ; Humans ; Incidence ; Male ; Middle Aged ; New York ; Retrospective Studies ; Young Adult
    Language English
    Publishing date 2019-02-01
    Publishing country United States
    Document type Letter
    ZDB-ID 207154-x
    ISSN 1533-4406 ; 0028-4793
    ISSN (online) 1533-4406
    ISSN 0028-4793
    DOI 10.1056/NEJMc1815711
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article: Multiple Myeloma as the Underlying Cause of Thrombotic Microangiopathy Leading to Acute Kidney Injury: Revisiting a Very Rare Entity.

    Chugh, Savneek / Kichloo, Asim / Jafri, Firas / Yusvirazi, Liga / Lerner, Robert

    Journal of investigative medicine high impact case reports

    2017  Volume 5, Issue 3, Page(s) 2324709617732797

    Abstract: Thrombotic microangiopathy (TMA) describes a pathological process of microvascular thrombosis, consumptive thrombocytopenia, and microangiopathic hemolytic anemia, leading to end-organ ischemia and infarction, affecting particularly the kidney and brain. ...

    Abstract Thrombotic microangiopathy (TMA) describes a pathological process of microvascular thrombosis, consumptive thrombocytopenia, and microangiopathic hemolytic anemia, leading to end-organ ischemia and infarction, affecting particularly the kidney and brain. TMA is a pathological feature of a number of clinical disorders including thrombotic thrombocytopenic purpura, hemolytic uremic syndrome, and atypical hemolytic uremic syndrome. Rare but important, TMA may also occur in malignancy, connective tissue disease, malignant hypertension, and renal transplantation (rejection or drug toxicity). We present a very rare case where the patient developed acute kidney injury from TMA but found to have multiple myeloma as the possible underlying etiology.
    Language English
    Publishing date 2017-07
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2710326-2
    ISSN 2324-7096
    ISSN 2324-7096
    DOI 10.1177/2324709617732797
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article: Paraneoplastic syndromes in lung cancer and their management.

    Anwar, Asad / Jafri, Firas / Ashraf, Sara / Jafri, Mohammad Ali S / Fanucchi, Michael

    Annals of translational medicine

    2017  Volume 7, Issue 15, Page(s) 359

    Abstract: Paraneoplastic syndromes are most frequently associated with lung cancer. This review considers a variety of paraneoplastic syndromes associated with lung cancer and discusses their pathophysiology, clinical features and management options. ...

    Abstract Paraneoplastic syndromes are most frequently associated with lung cancer. This review considers a variety of paraneoplastic syndromes associated with lung cancer and discusses their pathophysiology, clinical features and management options.
    Language English
    Publishing date 2017-07-26
    Publishing country China
    Document type Journal Article ; Review
    ZDB-ID 2893931-1
    ISSN 2305-5847 ; 2305-5839
    ISSN (online) 2305-5847
    ISSN 2305-5839
    DOI 10.21037/atm.2019.04.86
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article ; Online: The potential impact of mammographic breast arterial calcification on physician practices in a primary care setting.

    Gennarelli, Melissa / Jedynak, Andrzej / Forman, Leanne / Wold, Eric / Newman, Rebecca B / Dhand, Abhay / Kapoor, Aromma / Jafri, Firas / Pal, Suman / Pandav, Jay / Cho, Eunna / Devarajan, Anusha / Yandrapalli, Srikanth / Herman, Daniella / Aronow, Wilbert S / Nabors, Christopher

    Future cardiology

    2021  Volume 17, Issue 7, Page(s) 1241–1248

    Abstract: Aim: ...

    Abstract Aim:
    MeSH term(s) Breast/diagnostic imaging ; Female ; Humans ; Mammography ; Middle Aged ; Physicians ; Primary Health Care ; Risk Factors ; Vascular Calcification/diagnostic imaging ; Vascular Calcification/epidemiology
    Language English
    Publishing date 2021-01-12
    Publishing country England
    Document type Journal Article
    ZDB-ID 2274267-0
    ISSN 1744-8298 ; 1479-6678
    ISSN (online) 1744-8298
    ISSN 1479-6678
    DOI 10.2217/fca-2020-0180
    Database MEDical Literature Analysis and Retrieval System OnLINE

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