World's Best Scientists 2026 revealed!

D-Index & Metrics

Medicine

D-Index
84
Citations
25769
World Ranking
15101
National Ranking
7627

Maria B. Grant publication distribution in Medicine in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Medicine in 2026. The highlighted bar marks where Maria B. Grant sits on this spectrum.

101–120 publications: 5 scientists 121–140 publications: 26 scientists 141–160 publications: 73 scientists 161–180 publications: 155 scientists 181–200 publications: 230 scientists 201–220 publications: 363 scientists 221–240 publications: 487 scientists 241–260 publications: 545 scientists 261–280 publications: 722 scientists 281–300 publications: 768 scientists 301–320 publications: 834 scientists 321–340 publications: 895 scientists 341–360 publications: 922 scientists 361–380 publications: 838 scientists 381–400 publications: 861 scientists 401–420 publications: 918 scientists 421–440 publications: 806 scientists 441–460 publications: 771 scientists 461–480 publications: 751 scientists 481–500 publications: 713 scientists 501–520 publications: 617 scientists 521–540 publications: 611 scientists 541–560 publications: 537 scientists 561–580 publications: 504 scientists 581–600 publications: 509 scientists 601–620 publications: 396 scientists 621–640 publications: 386 scientists 641–660 publications: 371 scientists 661–680 publications: 340 scientists 681–700 publications: 336 scientists 701–720 publications: 307 scientists 721–740 publications: 259 scientists 741–760 publications: 230 scientists 761–780 publications: 228 scientists 781–800 publications: 217 scientists 801–820 publications: 204 scientists 821–840 publications: 186 scientists 841–860 publications: 177 scientists 861–880 publications: 155 scientists 881–900 publications: 139 scientists 901–920 publications: 145 scientists 921–940 publications: 116 scientists 941–960 publications: 133 scientists 961–980 publications: 91 scientists 981–1,000 publications: 96 scientists 1,001–1,020 publications: 77 scientists 1,021–1,040 publications: 70 scientists 1,041–1,060 publications: 63 scientists 1,061–1,080 publications: 77 scientists 1,081–1,100 publications: 49 scientists 1,101–1,120 publications: 54 scientists 1,121–1,140 publications: 49 scientists 1,141–1,160 publications: 51 scientists 1,161–1,180 publications: 35 scientists 1,181–1,200 publications: 39 scientists 1,201–1,220 publications: 26 scientists 1,221–1,240 publications: 37 scientists 1,241–1,260 publications: 36 scientists 1,261–1,280 publications: 27 scientists 1,281–1,300 publications: 32 scientists 1,301–1,320 publications: 28 scientists 1,321–1,340 publications: 17 scientists 1,341–1,360 publications: 30 scientists 1,361–1,380 publications: 28 scientists 1,381–1,400 publications: 17 scientists 1,401–1,420 publications: 21 scientists 1,421–1,440 publications: 15 scientists 1,441–1,460 publications: 12 scientists 1,461–1,480 publications: 12 scientists 1,481–1,500 publications: 18 scientists 1,501–1,520 publications: 14 scientists 1,521–1,540 publications: 17 scientists 1,541–1,560 publications: 15 scientists 1,561–1,580 publications: 6 scientists 1,581–1,600 publications: 2 scientists 1,601–1,620 publications: 12 scientists 1,621–1,640 publications: 11 scientists 1,641–1,660 publications: 8 scientists 1,661–1,680 publications: 5 scientists 1,681–1,700 publications: 5 scientists 1,701–1,720 publications: 10 scientists 1,721–1,740 publications: 12 scientists 1,741–1,760 publications: 14 scientists 1,761–1,780 publications: 6 scientists 1,781–1,795 publications: 5 scientists 1,796+ publications: 100 scientists
101 publications 1,796+

This scientist: 619 publications — 74th percentile

74% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,796 publications or more.

Maria B. Grant D-index placement in Medicine in 2026

The chart shows the D-index (discipline H-index) distribution of Medicine scientists ranked by Research.com in 2026. The highlighted bar marks where Maria B. Grant sits on this spectrum.

70–71 D-Index: 226 scientists 72–73 D-Index: 391 scientists 74–75 D-Index: 574 scientists 76–77 D-Index: 730 scientists 78–79 D-Index: 891 scientists 80–81 D-Index: 972 scientists 82–83 D-Index: 1,027 scientists 84–85 D-Index: 1,003 scientists 86–87 D-Index: 960 scientists 88–89 D-Index: 970 scientists 90–91 D-Index: 922 scientists 92–93 D-Index: 839 scientists 94–95 D-Index: 808 scientists 96–97 D-Index: 779 scientists 98–99 D-Index: 668 scientists 100–101 D-Index: 611 scientists 102–103 D-Index: 630 scientists 104–105 D-Index: 513 scientists 106–107 D-Index: 541 scientists 108–109 D-Index: 445 scientists 110–111 D-Index: 429 scientists 112–113 D-Index: 400 scientists 114–115 D-Index: 393 scientists 116–117 D-Index: 318 scientists 118–119 D-Index: 302 scientists 120–121 D-Index: 287 scientists 122–123 D-Index: 255 scientists 124–125 D-Index: 256 scientists 126–127 D-Index: 252 scientists 128–129 D-Index: 230 scientists 130–131 D-Index: 179 scientists 132–133 D-Index: 168 scientists 134–135 D-Index: 163 scientists 136–137 D-Index: 159 scientists 138–139 D-Index: 134 scientists 140–141 D-Index: 134 scientists 142–143 D-Index: 118 scientists 144–145 D-Index: 109 scientists 146–147 D-Index: 106 scientists 148–149 D-Index: 74 scientists 150–151 D-Index: 79 scientists 152–153 D-Index: 80 scientists 154–155 D-Index: 87 scientists 156–157 D-Index: 57 scientists 158–159 D-Index: 74 scientists 160–161 D-Index: 69 scientists 162–163 D-Index: 60 scientists 164–165 D-Index: 53 scientists 166–167 D-Index: 39 scientists 168–169 D-Index: 42 scientists 170–171 D-Index: 32 scientists 172–173 D-Index: 39 scientists 174–175 D-Index: 40 scientists 176–177 D-Index: 28 scientists 178–179 D-Index: 19 scientists 180–181 D-Index: 23 scientists 182–183 D-Index: 31 scientists 184–185 D-Index: 18 scientists 186–187 D-Index: 20 scientists 188–189 D-Index: 22 scientists 190–191 D-Index: 13 scientists 192–193 D-Index: 21 scientists 194–195 D-Index: 12 scientists 196–197 D-Index: 12 scientists 198–199 D-Index: 14 scientists 200–201 D-Index: 15 scientists 202–203 D-Index: 13 scientists 204–205 D-Index: 10 scientists 206–207 D-Index: 8 scientists 208–209 D-Index: 4 scientists 210–211 D-Index: 12 scientists 212–213 D-Index: 11 scientists 214–215 D-Index: 10 scientists 216 D-Index: 4 scientists 217+ D-Index: 98 scientists
70 D-Index 217+

This scientist: 84 D-Index — 27th percentile

27% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 217 D-Index or more.

Overview

Maria B. Grant is affiliated with the University of Alabama at Birmingham in the United States. Their research is primarily situated within the field of Medicine, with a focus on various subfields including Infectious Diseases, Ophthalmology, Molecular Biology, Cardiology and Cardiovascular Medicine, as well as Clinical Psychology.

Their recent work encompasses a range of topics with an emphasis on COVID-19 and associated clinical research. Key topics in their research include:

  • COVID-19 Clinical Research Studies
  • SARS-CoV-2 and COVID-19 Research
  • Retinal Diseases and Treatments
  • Glaucoma and retinal disorders
  • COVID-19 and Mental Health
  • Long-Term Effects of COVID-19
  • Renin-Angiotensin System Studies

Grant's notable recent publications illustrate their engagement with the interplay between COVID-19, diabetes, and cardiovascular conditions. Some significant papers include:

  • The Role of Angiotensin Converting Enzyme 2 in Modulating Gut Microbiota, Intestinal Inflammation, and Coronavirus Infection (2020, Gastroenterology)
  • SARS-CoV-2 Infections and ACE2: Clinical Outcomes Linked With Increased Morbidity and Mortality in Individuals With Diabetes (2020, Diabetes)
  • ACE2 (Angiotensin-Converting Enzyme 2) in Cardiopulmonary Diseases (2020, Hypertension)
  • The Potential Role of Osteopontin and Furin in Worsening Disease Outcomes in COVID-19 Patients with Pre-Existing Diabetes (2020, Cells)
  • Peripheral immune circadian variation, synchronisation and possible dysrhythmia in established type 1 diabetes (2021, Diabetologia)

Frequent co-authors collaborating with Maria B. Grant include:

  • Alexander G. Obukhov
  • Ram Prasad
  • Bruce R. Stevens
  • Sergio Li Calzi
  • Michael E. Boulton

Their work has been published repeatedly in journals such as:

  • Cells
  • Gastroenterology
  • Diabetes
  • Hypertension
  • Diabetologia

Best Publications

  • Angiotensin-Converting Enzyme 2: SARS-CoV-2 Receptor and Regulator of the Renin-Angiotensin System: Celebrating the 20th Anniversary of the Discovery of ACE2.

    Mahmoud Gheblawi;Kaiming Wang;Anissa Viveiros;Quynh Nguyen

  • Adult hematopoietic stem cells provide functional hemangioblast activity during retinal neovascularization

    Maria B. Grant;W. Stratford May;Sergio Caballero;Gary A. J. Brown

  • Role of the ACE2/Angiotensin 1-7 Axis of the Renin-Angiotensin System in Heart Failure.

    Vaibhav B. Patel;Jiu Chang Zhong;Maria B. Grant;Gavin Y. Oudit

  • Dysregulated autophagy in the RPE is associated with increased susceptibility to oxidative stress and AMD.

    Sayak K Mitter;Chunjuan Song;Xiaoping Qi;Haoyu Mao

  • SDF-1 is both necessary and sufficient to promote proliferative retinopathy

    Jason M. Butler;Steven M. Guthrie;Mehmet Koc;Aqeela Afzal

  • Hyperglycemia-Induced Reactive Oxygen Species Toxicity to Endothelial Cells Is Dependent on Paracrine Mediators

    Julia V. Busik;Susanne Mohr;Maria B. Grant

  • Restructuring of the Gut Microbiome by Intermittent Fasting Prevents Retinopathy and Prolongs Survival in db/db Mice.

    Eleni Beli;Yuanqing Yan;Leni Moldovan;Cristiano P. Vieira

  • Insulin-like growth factors in vitreous studies in control and diabetic subjects with neovascularization

    M Grant;B Russell;C Fitzgerald;T J Merimee

  • Stromal cell–derived factor 1 promotes angiogenesis via a heme oxygenase 1–dependent mechanism

    Jessy Deshane;Sifeng Chen;Sergio Caballero;Anna Grochot-Przeczek

  • Pigment epithelium-derived factor inhibits angiogenesis via regulated intracellular proteolysis of vascular endothelial growth factor receptor 1.

    Jun Cai;Wen Guo Jiang;Maria B. Grant;Michael Edwin Boulton

  • Ischemic vascular damage can be repaired by healthy, but not diabetic, endothelial progenitor cells.

    Sergio Caballero;Nilanjana Sengupta;Aqeela Afzal;Kyung Hee Chang

  • Vitreous levels of vascular endothelial growth factor and stromal-derived factor 1 in patients with diabetic retinopathy and cystoid macular edema before and after intraocular injection of triamcinolone

    H. Logan Brooks;Sergio Caballero;Charles K. Newell;Robert L. Steinmetz

  • Diabetic retinopathy is associated with bone marrow neuropathy and a depressed peripheral clock.

    Julia V. Busik;Maria Tikhonenko;Ashay D. Bhatwadekar;Madalina Opreanu

  • The efficacy of octreotide in the therapy of severe nonproliferative and early proliferative diabetic retinopathy: a randomized controlled study.

    Maria B. Grant;Robert N. Mames;Constance Fitzgerald;Kaushik M. Hazariwala

  • Generation of functional hemangioblasts from human embryonic stem cells

    Shi Jiang Lu;Qiang Feng;Sergio Caballero;Yu Chen

  • ACE2 Deficiency Worsens Epicardial Adipose Tissue Inflammation and Cardiac Dysfunction in Response to Diet-Induced Obesity

    Vaibhav B. Patel;Jun Mori;Brent A. McLean;Ratnadeep Basu

  • Nitric Oxide Cytoskeletal–Induced Alterations Reverse the Endothelial Progenitor Cell Migratory Defect Associated With Diabetes

    Mark S. Segal;Ronak Shah;Aqeela Afzal;Cecile M. Perrault

  • The role of growth factors in the pathogenesis of diabetic retinopathy.

    Maria B Grant;Aqeela Afzal;Polyxenie Spoerri;Hao Pan

  • Myostatin and insulin-like growth factor-I and -II expression in the muscle of rats exposed to the microgravity environment of the NeuroLab space shuttle flight

    R Lalani;S Bhasin;F Byhower;R Tarnuzzer

  • Insulin-like growth factor I acts as an angiogenic agent in rabbit cornea and retina: comparative studies with basic fibroblast growth factor.

    M. B. Grant;R. N. Mames;C. Fitzgerald;E. A. Ellis

Frequent Co-Authors

Michael E. Boulton
Michael E. Boulton University of Alabama at Birmingham
Mohan K. Raizada
Mohan K. Raizada University of Florida
Alexander V. Ljubimov
Alexander V. Ljubimov Cedars-Sinai Medical Center
Mervin C. Yoder
Mervin C. Yoder Indiana University
Edward W. Scott
Edward W. Scott University of Florida
Carl J. Pepine
Carl J. Pepine University of Florida
Alfred S. Lewin
Alfred S. Lewin University of Florida
William W. Hauswirth
William W. Hauswirth University of Florida
Fletcher A. White
Fletcher A. White Indiana University
William A. Dunn
William A. Dunn University of Florida

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