Marlene S. Williams

ORCID: 0000-0001-6537-0318
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About
Contact & Profiles
Research Areas
  • Antiplatelet Therapy and Cardiovascular Diseases
  • Acute Myocardial Infarction Research
  • Cardiac Health and Mental Health
  • Lipoproteins and Cardiovascular Health
  • Atrial Fibrillation Management and Outcomes
  • Coronary Interventions and Diagnostics
  • Cardiac Imaging and Diagnostics
  • Platelet Disorders and Treatments
  • Hormonal and reproductive studies
  • Cardiac, Anesthesia and Surgical Outcomes
  • Cardiovascular Issues in Pregnancy
  • Venous Thromboembolism Diagnosis and Management
  • Peripheral Artery Disease Management
  • Menopause: Health Impacts and Treatments
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • Hospital Admissions and Outcomes
  • Blood Pressure and Hypertension Studies
  • Diabetes Treatment and Management
  • Heart Failure Treatment and Management
  • Asthma and respiratory diseases
  • Blood Coagulation and Thrombosis Mechanisms
  • Cancer, Lipids, and Metabolism
  • Intensive Care Unit Cognitive Disorders
  • Diabetes, Cardiovascular Risks, and Lipoproteins
  • Cardiovascular Function and Risk Factors

Johns Hopkins University
2016-2025

Johns Hopkins Medicine
2015-2025

Williams & Associates
2021-2023

Joint Commission
2023

University of Minnesota Rochester
2022

Johns Hopkins Bayview Medical Center
2006-2021

Association of Black Cardiologists
2021

Johns Hopkins Hospital
2016

VA Boston Healthcare System
2012

Brigham and Women's Hospital
2010-2012

AIM: The “2023 AHA/ACC/ACCP/ASPC/NLA/PCNA Guideline for the Management of Patients With Chronic Coronary Disease” provides an update to and consolidates new evidence since “2012 ACCF/AHA/ACP/AATS/PCNA/SCAI/STS Diagnosis Stable Ischemic Heart corresponding “2014 ACC/AHA/AATS/PCNA/SCAI/STS Focused Update Disease.” METHODS: A comprehensive literature search was conducted from September 2021 May 2022. Clinical studies, systematic reviews meta-analyses, other on human participants were identified...

10.1161/cir.0000000000001168 article EN cc-by-nc-nd Circulation 2023-07-20

Background —Rotational atherectomy with the Rotablator catheter has improved percutaneous treatment of certain coronary atherosclerotic lesions, but “no-reflow” phenomenon remains a serious complication. Because platelet activation by rotablation may contribute to no-reflow phenomenon, we developed an in vitro system test effect on platelets absence or presence GP IIb/IIIa receptor blockade abciximab. Methods and Results —Platelet-rich plasma (PRP) was prepared from 28 healthy human...

10.1161/01.cir.98.8.742 article EN Circulation 1998-08-25

Abstract Aims Platelet activation and endothelial dysfunction contribute to adverse outcomes in patients with acute coronary syndromes (ACS). The goals of this study were assess the impact proprotein convertase subtilisin/kexin type 9 (PCSK9) inhibition on markers platelet ACS interaction among PCSK9, platelets, cells (ECs) left internal mammary artery (LIMA) vascular endothelium using specimens obtained during bypass surgery (CABG). Methods Results Acute enrolled Evolocumab trials...

10.1093/ehjcvp/pvad051 article EN European Heart Journal - Cardiovascular Pharmacotherapy 2023-07-19

Depression in patients with cardiovascular disease is associated increased risk of adverse clinical outcomes. Investigators have searched for potential biobehavioral explanations this risk. Platelet activation and response to serotonin an attractive mechanism. The aim the study was examine platelet signaling a group coronary artery (CAD) comorbid depression define relationship between complications.A total 300 CAD were enrolled (145 acute syndrome 155 stable CAD). assessed using Structured...

10.1097/psy.0000000000000689 article EN Psychosomatic Medicine 2019-03-10

COVID-19 is characterized by vascular inflammation and thrombosis, including elevations in P-selectin, a mediator of released endothelial cells. We tested the effect P-selectin inhibition on biomarkers thrombosis patients with COVID-19. Hospitalized moderate were randomly assigned to receive either placebo or crizanlizumab, inhibitor, double-blind fashion. Crizanlizumab reduced levels 89%. increased D-dimer 77% decreased prothrombin fragment. There no significant differences between...

10.1016/j.jacbts.2021.09.013 article EN cc-by-nc-nd JACC Basic to Translational Science 2021-12-01

Individuals with COPD are disproportionately affected by social determinants of health that have been associated worse respiratory outcomes. This study evaluates the association perceived stress outcomes and distinct biologic mechanisms among former smokers COPD. Participants were assessed in an observational at baseline, 3-months, 6-months. Questionnaires (Perceived Stress Scale, PSS), symptoms incidence exacerbations. Generalized linear mixed models evaluated PSS score biomarkers platelet...

10.15326/jcopdf.2024.0561 article EN Chronic Obstructive Pulmonary Diseases Journal of the COPD Foundation 2025-01-01

Background: Hormone therapy (HT) is associated with increased risk of both venous and arterial thrombosis, which are multifactorial in origin. Objectives: Our objectives were twofold: first, we sought to examine associations between endogenous serum sex hormone levels biomarkers thrombosis and/or coagulation postmenopausal nonusers. Second, separately studied the users considering fact that pattern circulating hormones different women taking exogenous hormones. Patients/Methods: We performed...

10.1089/jwh.2015.5465 article EN Journal of Women s Health 2015-12-24
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