World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
62
Citations
10308
World Ranking
11051
National Ranking
4775

Ajay P. Singh publication distribution in Biology and Biochemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Biology and Biochemistry in 2026. The highlighted bar marks where Ajay P. Singh sits on this spectrum.

47–56 publications: 8 scientists 57–66 publications: 35 scientists 67–76 publications: 106 scientists 77–86 publications: 231 scientists 87–96 publications: 414 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 849 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 950 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 841 scientists 207–216 publications: 735 scientists 217–226 publications: 709 scientists 227–236 publications: 651 scientists 237–246 publications: 605 scientists 247–256 publications: 510 scientists 257–266 publications: 524 scientists 267–276 publications: 434 scientists 277–286 publications: 418 scientists 287–296 publications: 350 scientists 297–306 publications: 363 scientists 307–316 publications: 315 scientists 317–326 publications: 296 scientists 327–336 publications: 261 scientists 337–346 publications: 240 scientists 347–356 publications: 219 scientists 357–366 publications: 197 scientists 367–376 publications: 154 scientists 377–386 publications: 161 scientists 387–396 publications: 155 scientists 397–406 publications: 145 scientists 407–416 publications: 124 scientists 417–426 publications: 112 scientists 427–436 publications: 132 scientists 437–446 publications: 116 scientists 447–456 publications: 99 scientists 457–466 publications: 81 scientists 467–476 publications: 91 scientists 477–486 publications: 80 scientists 487–496 publications: 80 scientists 497–506 publications: 60 scientists 507–516 publications: 36 scientists 517–526 publications: 46 scientists 527–536 publications: 54 scientists 537–546 publications: 44 scientists 547–556 publications: 43 scientists 557–566 publications: 43 scientists 567–576 publications: 42 scientists 577–586 publications: 25 scientists 587–596 publications: 34 scientists 597–606 publications: 23 scientists 607–616 publications: 33 scientists 617–626 publications: 31 scientists 627–636 publications: 27 scientists 637–646 publications: 25 scientists 647–656 publications: 28 scientists 657–666 publications: 34 scientists 667–676 publications: 18 scientists 677–686 publications: 16 scientists 687–696 publications: 10 scientists 697–706 publications: 12 scientists 707–716 publications: 21 scientists 717–726 publications: 12 scientists 727–736 publications: 12 scientists 737–746 publications: 10 scientists 747–756 publications: 7 scientists 757–766 publications: 13 scientists 767–776 publications: 15 scientists 777–786 publications: 13 scientists 787–796 publications: 9 scientists 797–806 publications: 9 scientists 807–816 publications: 7 scientists 817–826 publications: 4 scientists 827–836 publications: 9 scientists 837–846 publications: 7 scientists 847–856 publications: 3 scientists 857–866 publications: 5 scientists 867–876 publications: 5 scientists 877–886 publications: 11 scientists 887–896 publications: 3 scientists 897–906 publications: 4 scientists 907–916 publications: 7 scientists 917–926 publications: 5 scientists 927–936 publications: 6 scientists 937–946 publications: 6 scientists 947–956 publications: 3 scientists 957–966 publications: 7 scientists 967–976 publications: 2 scientists 977–986 publications: 2 scientists 987–996 publications: 1 scientists 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientists 1,028+ publications: 100 scientists
47 publications 1,028+

This scientist: 212 publications — 54th percentile

54% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,028 publications or more.

Ajay P. Singh D-index placement in Biology and Biochemistry in 2026

The chart shows the D-index (discipline H-index) distribution of Biology and Biochemistry scientists ranked by Research.com in 2026. The highlighted bar marks where Ajay P. Singh sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 317 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 900 scientists 52–53 D-Index: 1,026 scientists 54–55 D-Index: 1,150 scientists 56–57 D-Index: 1,236 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,163 scientists 62–63 D-Index: 1,131 scientists 64–65 D-Index: 1,032 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 715 scientists 72–73 D-Index: 709 scientists 74–75 D-Index: 596 scientists 76–77 D-Index: 512 scientists 78–79 D-Index: 473 scientists 80–81 D-Index: 412 scientists 82–83 D-Index: 373 scientists 84–85 D-Index: 358 scientists 86–87 D-Index: 285 scientists 88–89 D-Index: 273 scientists 90–91 D-Index: 227 scientists 92–93 D-Index: 208 scientists 94–95 D-Index: 193 scientists 96–97 D-Index: 153 scientists 98–99 D-Index: 157 scientists 100–101 D-Index: 148 scientists 102–103 D-Index: 120 scientists 104–105 D-Index: 113 scientists 106–107 D-Index: 100 scientists 108–109 D-Index: 86 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 72 scientists 114–115 D-Index: 73 scientists 116–117 D-Index: 64 scientists 118–119 D-Index: 53 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 54 scientists 124–125 D-Index: 43 scientists 126–127 D-Index: 38 scientists 128–129 D-Index: 49 scientists 130–131 D-Index: 26 scientists 132–133 D-Index: 18 scientists 134–135 D-Index: 23 scientists 136–137 D-Index: 32 scientists 138–139 D-Index: 32 scientists 140–141 D-Index: 27 scientists 142–143 D-Index: 19 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 12 scientists 148–149 D-Index: 16 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 10 scientists 154–155 D-Index: 13 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 9 scientists 162–163 D-Index: 13 scientists 164–165 D-Index: 4 scientists 166 D-Index: 4 scientists 167+ D-Index: 98 scientists
40 D-Index 167+

This scientist: 62 D-Index — 46th percentile

46% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 167 D-Index or more.

Overview

Ajay P. Singh is affiliated with the University of South Alabama in the United States. Their research portfolio spans multiple disciplines within biomedicine, primarily focusing on biochemistry, genetics, and molecular biology as well as medicine. Singh has produced substantial work involving molecular biology and cancer research, with additional contributions in pulmonary and respiratory medicine and biomedical engineering.

Their research explores specialized subfields including molecular biology, cancer research, pulmonary and respiratory medicine, oncology, and biomedical engineering. Key topics of study developed by Singh comprise microRNA in disease regulation, prostate cancer treatment and research, cancer associated with hypoxia and metabolism, RNA modifications linked to cancer, mitochondrial function and pathology, cancer lipid metabolism, and extracellular vesicles in disease contexts.

Singh's frequent publication venues reflect a continued focus on cancer and molecular sciences. These venues are:

  • Cancer Research
  • Cancers
  • International Journal of Molecular Sciences
  • Cureus
  • Cancer Letters

Collaborative work is an important aspect of Singh's academic activity. Frequent coauthors include:

  • Seema Singh
  • Mohammad Aslam Khan
  • Kunwar Somesh Vikramdeo
  • Santanu Dasgupta
  • Shashi Anand

Recent notable publications by Ajay P. Singh include:

  • Mitochondrial fusion and fission: The fine-tune balance for cellular homeostasis, 2021, The FASEB Journal
  • Resistin: An inflammatory cytokine with multi-faceted roles in cancer, 2020, Biochimica et Biophysica Acta (BBA) - Reviews on Cancer
  • Dysregulation of metabolic enzymes in tumor and stromal cells: Role in oncogenesis and therapeutic opportunities, 2020, Cancer Letters
  • Platinum-resistant ovarian cancer: From drug resistance mechanisms to liquid biopsy-based biomarkers for disease management, 2021, Seminars in Cancer Biology
  • Cellular and Molecular Progression of Prostate Cancer: Models for Basic and Preclinical Research, 2020, Cancers

Their research investigates cellular and molecular mechanisms relevant to cancer and metabolic regulation, illustrating an interdisciplinary approach that bridges basic molecular biology and clinical oncology applications. Areas such as mitochondrial dynamics, inflammatory cytokines, metabolic enzyme dysfunction within tumor microenvironments, and drug resistance in ovarian cancer are central to their work.

Best Publications

  • Comparative analysis of exosome isolation methods using culture supernatant for optimum yield, purity and downstream applications.

    Girijesh Kumar Patel;Mohammad Aslam Khan;Haseeb Zubair;Sanjeev Kumar Srivastava

  • Mitochondrial fusion and fission: The fine-tune balance for cellular homeostasis.

    Mary Adebayo;Seema Singh;Ajay Pratap Singh;Santanu Dasgupta

  • Inhibition of MUC4 expression suppresses pancreatic tumor cell growth and metastasis.

    Ajay P. Singh;Nicolas Moniaux;Subhash C. Chauhan;Jane L. Meza

  • Structure, evolution, and biology of the MUC4 mucin

    Pallavi Chaturvedi;Ajay P. Singh;Surinder Kumar Batra

  • CXCL12–CXCR4 signalling axis confers gemcitabine resistance to pancreatic cancer cells: a novel target for therapy

    S Singh;S K Srivastava;A Bhardwaj;L B Owen

  • Exosomes confer chemoresistance to pancreatic cancer cells by promoting ROS detoxification and miR-155-mediated suppression of key gemcitabine-metabolising enzyme, DCK.

    Girijesh Kumar Patel;Mohammad Aslam Khan;Arun Bhardwaj;Sanjeev K Srivastava

  • Honokiol: a novel natural agent for cancer prevention and therapy

    Sumit Arora;Seema Singh;Gary A. Piazza;Carlo M. Contreras

  • MUC4 mucin potentiates pancreatic tumor cell proliferation, survival, and invasive properties and interferes with its interaction to extracellular matrix proteins

    Pallavi Chaturvedi;Ajay P. Singh;Nicolas Moniaux;Shantibhushan Senapati

  • MicroRNA-150 directly targets MUC4 and suppresses growth and malignant behavior of pancreatic cancer cells

    Sanjeev K. Srivastava;Arun Bhardwaj;Seema Singh;Sumit Arora

  • An Undesired Effect of Chemotherapy: GEMCITABINE PROMOTES PANCREATIC CANCER CELL INVASIVENESS THROUGH REACTIVE OXYGEN SPECIES-DEPENDENT, NUCLEAR FACTOR κB- AND HYPOXIA-INDUCIBLE FACTOR 1α-MEDIATED UP-REGULATION OF CXCR4*

    Sumit Arora;Arun Bhardwaj;Seema Singh;Sanjeev K. Srivastava

  • Emerging Roles of MUC4 in Cancer: A Novel Target for Diagnosis and Therapy

    Ajay P. Singh;Pallavi Chaturvedi;Surinder K. Batra

  • MUC4 Mucin Interacts with and Stabilizes the HER2 Oncoprotein in Human Pancreatic Cancer Cells

    Pallavi Chaturvedi;Ajay P. Singh;Subhankar Chakraborty;Subhash C. Chauhan

  • Aberrant expression of MUC4 in ovarian carcinoma: diagnostic significance alone and in combination with MUC1 and MUC16 (CA125)

    Subhash C Chauhan;Ajay P Singh;Fernanda Ruiz;Sonny L Johansson

  • CXCL12/CXCR4 Protein Signaling Axis Induces Sonic Hedgehog Expression in Pancreatic Cancer Cells via Extracellular Regulated Kinase- and Akt Kinase-mediated Activation of Nuclear Factor κB IMPLICATIONS FOR BIDIRECTIONAL TUMOR-STROMAL INTERACTIONS

    Ajay P. Singh;Sumit Arora;Arun Bhardwaj;Sanjeev K. Srivastava

  • Honokiol arrests cell cycle, induces apoptosis, and potentiates the cytotoxic effect of gemcitabine in human pancreatic cancer cells.

    Sumit Arora;Arun Bhardwaj;Sanjeev K. Srivastava;Seema Singh

  • p-21 activated kinase 4 promotes proliferation and survival of pancreatic cancer cells through AKT- and ERK-dependent activation of NF-κB pathway

    Nikhil Tyagi;Arun Bhardwaj;Ajay P. Singh;Steven McClellan

  • CXCL8 and its cognate receptors in melanoma progression and metastasis.

    Seema Singh;Ajay P Singh;Bhawna Sharma;Laurie B Owen

  • Clinical potential of mucins in diagnosis, prognosis, and therapy of ovarian cancer

    Ajay P Singh;Shantibhusan Senapati;Moorthy P Ponnusamy;Maneesh Jain

  • Penetratin Improves Tumor Retention of Single-Chain Antibodies: A Novel Step toward Optimization of Radioimmunotherapy of Solid Tumors

    Maneesh Jain;Subhash C. Chauhan;Ajay P. Singh;Ganesh Venkatraman

  • Aberrant expression of transmembrane mucins, MUC1 and MUC4, in human prostate carcinomas.

    Ajay P. Singh;Subhash C. Chauhan;Sangeeta Bafna;Sonny L. Johansson

Frequent Co-Authors

Surinder K. Batra
Surinder K. Batra University of Nebraska Medical Center
William E. Grizzle
William E. Grizzle University of Alabama at Birmingham
Nicholi Vorsa
Nicholi Vorsa Rutgers, The State University of New Jersey
Subhash C. Chauhan
Subhash C. Chauhan The University of Texas Rio Grande Valley
Eddie Reed
Eddie Reed National Institutes of Health
Michael A. Hollingsworth
Michael A. Hollingsworth University of Nebraska Medical Center
Øystein Fodstad
Øystein Fodstad Oslo University Hospital
Rakesh Singh
Rakesh Singh Indian Council of Agricultural Research
Hyun Koo
Hyun Koo University of Pennsylvania

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