World's Best Scientists 2026 revealed!

D-Index & Metrics

Biology and Biochemistry

D-Index
62
Citations
12906
World Ranking
10854
National Ranking
4707

Ralph S. Lachman 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 Ralph S. Lachman 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: 413 scientists 97–106 publications: 546 scientists 107–116 publications: 704 scientists 117–126 publications: 848 scientists 127–136 publications: 980 scientists 137–146 publications: 942 scientists 147–156 publications: 969 scientists 157–166 publications: 949 scientists 167–176 publications: 951 scientists 177–186 publications: 915 scientists 187–196 publications: 787 scientists 197–206 publications: 840 scientists 207–216 publications: 733 scientists 217–226 publications: 708 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: 417 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: 196 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: 59 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: 236 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Ralph S. Lachman 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 Ralph S. Lachman sits on this spectrum.

40–41 D-Index: 80 scientists 42–43 D-Index: 183 scientists 44–45 D-Index: 316 scientists 46–47 D-Index: 504 scientists 48–49 D-Index: 718 scientists 50–51 D-Index: 899 scientists 52–53 D-Index: 1,025 scientists 54–55 D-Index: 1,149 scientists 56–57 D-Index: 1,235 scientists 58–59 D-Index: 1,253 scientists 60–61 D-Index: 1,162 scientists 62–63 D-Index: 1,130 scientists 64–65 D-Index: 1,031 scientists 66–67 D-Index: 897 scientists 68–69 D-Index: 814 scientists 70–71 D-Index: 714 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: 71 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

Ralph S. Lachman is affiliated with the University of California, Los Angeles in the United States. Their research predominantly spans the field of Medicine, with a focus on several subfields including Orthopedics and Sports Medicine, Molecular Biology, Endocrinology, Diabetes and Metabolism, Physiology, and Archeology.

The scientist's recent publications cover a variety of topics related to health, metabolism, and ancient diseases. Notable papers include:

  • Atherosclerosis in ancient mummified humans: the global HORUS study, 2024, European Heart Journal
  • Fibroblast growth factor-21 and Visfatin as potential predictors for metabolic risk factors in obese children, 2024, Scientific Reports
  • Bone Health and its Relation to Energy Intake, Fat Mass and its Distribution, 2020, Pakistan Journal of Biological Sciences
  • Correlation between Gut Microbiota, its Metabolic Products, and their Association with Liver Enzymes among Sample of Egyptian Females, 2021, Open Access Macedonian Journal of Medical Sciences
  • Clinical significance of serum gonadotropin and androgen levels among Egyptian overweight/obese pubertal girls, 2021, Journal of Complementary and Integrative Medicine

The main research topics covered in their work include:

  • Bone health and osteoporosis research
  • Growth Hormone and Insulin-like Growth Factors
  • Nutrition and Health in Aging
  • Vitamin D Research Studies
  • Paleopathology and ancient diseases
  • Forensic Anthropology and Bioarchaeology Studies
  • Fibroblast Growth Factor Research

Frequent coauthors contributing to these research efforts include:

  • Sahar A. El-Masry
  • Nayera E. Hassan
  • Aya Khalil
  • Randall C. Thompson
  • M Linda Sutherland

Publications by Ralph S. Lachman have appeared in a range of journals, often those with a medical and biological focus. Regular publication venues include:

  • Pakistan Journal of Biological Sciences
  • European Heart Journal
  • Scientific Reports
  • Open Access Macedonian Journal of Medical Sciences
  • Journal of Complementary and Integrative Medicine

Best Publications

  • Nosology and classification of genetic skeletal disorders : 2010 revision

    Matthew L. Warman;Valerie Cormier-Daire;Christine Hall;Deborah Krakow;Deborah Krakow

  • Thanatophoric dysplasia (types I and II) caused by distinct mutations in fibroblast growth factor receptor 3

    Patricia L. Tavormina;Rita Shiang;Leslie M. Thompson;Ya-Zhen Zhu

  • Nosology and classification of genetic skeletal disorders: 2015 revision

    Luisa Bonafe;Valerie Cormier-Daire;Christine Hall;Ralph Lachman

  • Pseudoachondroplasia and multiple epiphyseal dysplasia due to mutations in the cartilage oligomeric matrix protein gene

    M D Briggs;S M Hoffman;L M King;A S Olsen

  • Mutations in the gene encoding filamin B disrupt vertebral segmentation, joint formation and skeletogenesis

    Deborah Krakow;Deborah Krakow;Stephen P Robertson;Lily M King;Timothy Morgan

  • Pachydermoperiostosis: an update

    M. Castori;L. Sinibaldi;R. Mingarelli;R. S. Lachman

  • Gain-of-function mutations in TRPV4 cause autosomal dominant brachyolmia.

    Matthew J Rock;Jean Prenen;Vincent A Funari;Tara L Funari

  • Mutations in the Gene Encoding the Calcium-Permeable Ion Channel TRPV4 Produce Spondylometaphyseal Dysplasia, Kozlowski Type and Metatropic Dysplasia

    Deborah Krakow;Joris Vriens;Natalia Camacho;Phi Luong

  • Guidelines for the prenatal diagnosis of fetal skeletal dysplasias

    Deborah Krakow;Ralph S. Lachman;David L. Rimoin

  • Diverse mutations in the gene for cartilage oligomeric matrix protein in the pseudoachondroplasia-multiple epiphyseal dysplasia disease spectrum.

    Michael D. Briggs;Michael D. Briggs;Geert R. Mortier;William G. Cole;Lily M. King

  • Patent ductus arteriosus complicating the respiratory distress syndrome in preterm infants

    Donald W. Thibeault;George C. Emmanouilides;Ronald J. Nelson;Ralph S. Lachman

  • Review of clinical presentation and diagnosis of mucopolysaccharidosis IVA

    C.J. Hendriksz;P. Harmatz;M. Beck;S. Jones

  • International nomenclature and classification of the osteochondrodysplasias (1997) international working group on constitutional diseases of bone

    David L. Rimoin;Glair A. Francomano;Andres Giedion;Christine Hall

  • Molecular, radiologic, and histopathologic correlations in thanatophoric dysplasia

    William R. Wilcox;William R. Wilcox;Patricia L. Tavormina;Deborah Krakow;Deborah Krakow;Hiroshi Kitoh

  • Exome Sequencing Identifies PDE4D Mutations in Acrodysostosis

    Hane Lee;John M. Graham;John M. Graham;David L. Rimoin;Ralph S. Lachman;Ralph S. Lachman

  • A Recessive Skeletal Dysplasia, SEMD Aggrecan Type, Results From a Missense Mutation Affecting the C-type Lectin Domain of Aggrecan

    Stuart W. Tompson;Barry Merriman;Vincent A. Funari;Vincent A. Funari;Maryline Fresquet

  • Severe achondroplasia with developmental delay and acanthosis nigricans (SADDAN): Phenotypic analysis of a new skeletal dysplasia caused by a Lys650Met mutation in fibroblast growth factor receptor 3

    Gary A. Bellus;Michael J. Bamshad;Kelly A. Przylepa;John Dorst

  • A molecular and clinical study of Larsen syndrome caused by mutations in FLNB

    Louise S Bicknell;Claire Farrington-Rock;Yousef Shafeghati;Patrick Rump

  • Multiple vertebral segmentation defects: Analysis of 26 new patients and review of the literature

    Geert R. Mortier;Ralph S. Lachman;Maureen Bocian;David L. Rimoin

  • Epidemiology of Osteochondrodysplasias: Changing Trends Due to Advances in Prenatal Diagnosis

    Sonja A. Rasmussen;Frederick R. Bieber;Frederick R. Bieber;Beryl R. Benacerraf;Beryl R. Benacerraf;Ralph S. Lachman;Ralph S. Lachman

Frequent Co-Authors

David L. Rimoin
David L. Rimoin Cedars-Sinai Medical Center
William R. Wilcox
William R. Wilcox Emory University
Daniel H. Cohn
Daniel H. Cohn University of California, Los Angeles
Deborah Krakow
Deborah Krakow University of California, Los Angeles
John M. Graham
John M. Graham Cedars-Sinai Medical Center
Valérie Cormier-Daire
Valérie Cormier-Daire Necker-Enfants Malades Hospital
Ravi Savarirayan
Ravi Savarirayan Murdoch Children's Research Institute
Geert Mortier
Geert Mortier University of Antwerp
Michael J. Bamshad
Michael J. Bamshad University of Washington
Alison M. Elliott
Alison M. Elliott London School of Hygiene & Tropical Medicine

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