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Alfredo Ramirez

Alfredo Ramirez

University of Cologne
Germany

D-Index & Metrics

Biology and Biochemistry

D-Index
67
Citations
31308
World Ranking
8042
National Ranking
591

Alfredo Ramirez 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 Alfredo Ramirez 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: 216 publications — 56th percentile

56% of scientists in this discipline score the same or lower.

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

Alfredo Ramirez 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 Alfredo Ramirez 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: 67 D-Index — 59th percentile

59% of scientists in this discipline score the same or lower.

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

Overview

Alfredo Ramirez is affiliated with the University of Cologne in Germany and has a significant research presence in the fields of Medicine, Biochemistry, Genetics and Molecular Biology, and Neuroscience. Their work encompasses numerous subfields, including Physiology, Psychiatry and Mental Health, Molecular Biology, Genetics, and Neurology.

Their main research topics focus extensively on Alzheimer's disease research and treatments, dementia and cognitive impairment research, genetic associations and epidemiology, functional brain connectivity studies, neuroinflammation and neurodegeneration mechanisms, tryptophan and brain disorders, and nutritional studies and diet.

Recent publications by Alfredo Ramirez include:

  • Neuroinflammation in Alzheimer disease, 2024, published in Nature Reviews. Immunology
  • Exome sequencing identifies rare damaging variants in ATP8B4 and ABCA1 as risk factors for Alzheimer's disease, 2022, published in Nature Genetics
  • Neuroimmune Connections in Aging and Neurodegenerative Diseases, 2020, published in Trends in Immunology
  • Mediterranean Diet, Alzheimer Disease Biomarkers, and Brain Atrophy in Old Age, 2021, published in Neurology
  • Plasma extracellular vesicle tau and TDP-43 as diagnostic biomarkers in FTD and ALS, 2024, published in Nature Medicine

Alfredo Ramirez frequently collaborates with several co-authors, including Michael Wagner, Oliver Peters, Anja Schneider, Annika Spottke, and Josef Priller.

The scientist's works have appeared in various publications, with notable numbers in Alzheimer's & Dementia, bioRxiv (Cold Spring Harbor Laboratory), Alzheimer's Research & Therapy, Neurology, and Brain.

Best Publications

  • Meta-analysis of 74,046 individuals identifies 11 new susceptibility loci for Alzheimer's disease

    Jean-Charles Lambert;Jean-Charles Lambert;Jean-Charles Lambert;Carla A Ibrahim-Verbaas;Denise Harold;Adam C Naj

  • Common schizophrenia alleles are enriched in mutation-intolerant genes and in regions under strong background selection

    Antonio F. Pardiñas;Peter Holmans;Andrew J. Pocklington;Valentina Escott-Price

  • Gene-wide analysis detects two new susceptibility genes for Alzheimer's disease.

    Valentina Escott-Price;Céline Bellenguez;Li-San Wang;Seung-Hoan Choi

  • Hereditary parkinsonism with dementia is caused by mutations in ATP13A2, encoding a lysosomal type 5 P-type ATPase.

    Alfredo Ramirez;André Heimbach;Jan Gründemann;Barbara Stiller

  • Rare coding variants in PLCG2, ABI3, and TREM2 implicate microglial-mediated innate immunity in Alzheimer's disease

    Rebecca Sims;Sven J. Van Der Lee;Adam C. Naj;Céline Bellenguez;Céline Bellenguez

  • TREM2 mutations implicated in neurodegeneration impair cell surface transport and phagocytosis.

    Gernot Kleinberger;Yoshinori Yamanishi;Marc Suárez-Calvet;Eva Czirr

  • Study of 300,486 individuals identifies 148 independent genetic loci influencing general cognitive function

    Gail Davies;Max Lam;Sarah E. Harris;Joey W. Trampush

  • Mutation of CDH23, encoding a new member of the cadherin gene family, causes Usher syndrome type 1D

    Bolz H;von Brederlow B;Ramírez A;Bryda Ec

  • Mutations in CLCN2 encoding a voltage-gated chloride channel are associated with idiopathic generalized epilepsies

    Karsten Haug;Maike Warnstedt;Alexi K Alekov;Thomas Sander

  • G protein-coupled receptor P2Y5 and its ligand LPA are involved in maintenance of human hair growth.

    Sandra M Pasternack;Ivar von Kügelgen;Khalid Al Aboud;Young-Ae Lee;Young-Ae Lee

  • One at a time, live tracking of NGF axonal transport using quantum dots.

    Bianxiao Cui;Chengbiao Wu;Liang Chen;Alfredo Ramirez

  • Common polygenic variation enhances risk prediction for Alzheimer's disease.

    Valentina Escott-Price;Rebecca Sims;Christian Bannister;Denise Harold

  • Loss of P-type ATPase ATP13A2/PARK9 function induces general lysosomal deficiency and leads to Parkinson disease neurodegeneration

    Benjamin Dehay;Alfredo Ramirez;Marta Martinez-Vicente;Celine Perier

  • Cerebrospinal fluid and blood biomarkers for neurodegenerative dementias: An update of the Consensus of the Task Force on Biological Markers in Psychiatry of the World Federation of Societies of Biological Psychiatry

    Piotr Lewczuk;Peter Riederer;Sid E. O’Bryant;Marcel M. Verbeek

  • A Pan‐European Study of the C9orf72 Repeat Associated with FTLD: Geographic Prevalence, Genomic Instability, and Intermediate Repeats

    Julie van der Zee;Ilse Gijselinck;Lubina Dillen;Tim Van Langenhove

  • A novel Alzheimer disease locus located near the gene encoding tau protein

    G. Jun;C. A. Ibrahim-Verbaas;M. Vronskaya;J-C Lambert;J-C Lambert;J-C Lambert

  • Common variants in Alzheimer's disease and risk stratification by polygenic risk scores

    Itziar de Rojas;Itziar de Rojas;Sonia Moreno-Grau;Sonia Moreno-Grau;Niccolo Tesi;Benjamin Grenier-Boley

  • Design and first baseline data of the DZNE multicenter observational study on predementia Alzheimer's disease (DELCODE).

    Frank Jessen;Frank Jessen;Annika Spottke;Annika Spottke;Henning Boecker;Henning Boecker;Frederic Brosseron

  • Associations of paediatric demyelinating and encephalitic syndromes with myelin oligodendrocyte glycoprotein antibodies: a multicentre observational study.

    Thaís Armangue;Gemma Olivé-Cirera;Eugenia Martínez-Hernandez;Maria Sepulveda

  • Mutations in CAV3 cause mechanical hyperirritability of skeletal muscle in rippling muscle disease

    Regina C. Betz;Benedikt G. H. Schoser;Dagmar Kasper;Kenneth Ricker

Frequent Co-Authors

Frank Jessen
Frank Jessen University of Cologne
Michael Wagner
Michael Wagner TU Dresden
Jens Wiltfang
Jens Wiltfang University of Göttingen
Oliver Peters
Oliver Peters German Center for Neurodegenerative Diseases
Michael T. Heneka
Michael T. Heneka University Hospital Bonn
Wolfgang Maier
Wolfgang Maier University of Bonn
Céline Bellenguez
Céline Bellenguez Institut Pasteur
Emrah Düzel
Emrah Düzel German Center for Neurodegenerative Diseases
Tim Becker
Tim Becker University of Bonn
Jean-Charles Lambert
Jean-Charles Lambert Inserm

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Related Online Degrees & Career Pathways

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Another in-demand option is earning an online dietitian degree, which complements a biochemistry education and leads to careers in nutrition, wellness, and health advising. For those interested in healthcare management, pursuing one of the top online mha programs that are cahme accredited can prepare graduates for leadership positions within hospitals and health organizations.

Advanced learners may opt for a dnp program no clinical, which offers flexibility and emphasizes leadership and policy in nursing without the requirement for clinical hours. Exploring these diverse online pathways allows students of Biology and Biochemistry to tailor their education and advance their careers across the dynamic fields of science and healthcare.

Best Scientists Citing Alfredo Ramirez

Philip L. De Jager

Philip L. De Jager

Columbia University

Publications: 147

Ole A. Andreassen

Ole A. Andreassen

Oslo University Hospital

Publications: 125

David A. Bennett

David A. Bennett

Rush University Medical Center

Publications: 121

Kaj Blennow

Kaj Blennow

University of Gothenburg

Publications: 115

John Hardy

John Hardy

University College London

Publications: 111

Henrik Zetterberg

Henrik Zetterberg

University of Gothenburg

Publications: 102

Christian Haass

Christian Haass

Ludwig-Maximilians-Universität München

Publications: 89

Alison Goate

Alison Goate

Icahn School of Medicine at Mount Sinai

Publications: 89

Lan Tan

Lan Tan

Qingdao University

Publications: 88

Andrew J. Saykin

Andrew J. Saykin

Indiana University

Publications: 80

Jin-Tai Yu

Jin-Tai Yu

Fudan University

Publications: 78

Christine Klein

Christine Klein

University of Lübeck

Publications: 76

Sudha Seshadri

Sudha Seshadri

The University of Texas Health Science Center at San Antonio

Publications: 71

Gerard D. Schellenberg

Gerard D. Schellenberg

University of Pennsylvania

Publications: 64

Srdjan Djurovic

Srdjan Djurovic

Oslo University Hospital

Publications: 63

Lindsay A. Farrer

Lindsay A. Farrer

Boston University

Publications: 63

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