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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Biology and Biochemistry 69 7456 6874 3398 3051 177 15671

Kristoffer Valerie publications per year

The chart shows the history of publications by Kristoffer Valerie between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Kristoffer Valerie published across 38 years, from 1988 to 2025, averaging 6.5 papers a year. Output peaked at 64 publications in 2023. 5 of the 246 publications appeared in the last two years.

No. of publications
20 40 60
Bar chart. Horizontal axis: year, 1988 to 2025. Vertical axis: number of publications, 0 to 64. Peak 64 publications in 2023. 1988: 2 publications 1989: 1 publication 1990: 0 publications 1991: 3 publications 1992: 1 publication 1993: 3 publications 1994: 1 publication 1995: 6 publications 1996: 4 publications 1997: 2 publications 1998: 1 publication 1999: 9 publications 2000: 9 publications 2001: 15 publications 2002: 10 publications 2003: 17 publications 2004: 6 publications 2005: 8 publications 2006: 8 publications 2007: 5 publications 2008: 4 publications 2009: 7 publications 2010: 3 publications 2011: 6 publications 2012: 7 publications 2013: 8 publications 2014: 5 publications 2015: 5 publications 2016: 5 publications 2017: 3 publications 2018: 4 publications 2019: 2 publications 2020: 3 publications 2021: 4 publications 2022: 0 publications 2023: 64 publications 2024: 4 publications 2025: 1 publication
1988 2025

246 publications in total across all disciplines

View publications per year as a table
Kristoffer Valerie: publications per year, 1988 to 2025
Year Publications
1988 2
1989 1
1990 0
1991 3
1992 1
1993 3
1994 1
1995 6
1996 4
1997 2
1998 1
1999 9
2000 9
2001 15
2002 10
2003 17
2004 6
2005 8
2006 8
2007 5
2008 4
2009 7
2010 3
2011 6
2012 7
2013 8
2014 5
2015 5
2016 5
2017 3
2018 4
2019 2
2020 3
2021 4
2022 0
2023 64
2024 4
2025 1
Total 246
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Kristoffer Valerie 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 Kristoffer Valerie sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 100 bars. Horizontal axis: publications, 47–56 to 1,028+. Vertical axis: number of scientists, 0 to 980. Most scientists, 980, have 127–136 publications. The last bar groups every scientist with 1,028 publications or more. The highlighted bar, 177–186 publications, is where this scientist sits. 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 scientist 997–1,006 publications: 5 scientists 1,007–1,016 publications: 2 scientists 1,017–1,026 publications: 2 scientists 1,027 publications: 1 scientist 1,028+ publications: 100 scientists
47–56 publications 1,028+

This scientist: 177 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Biology and Biochemistry scientists by publication count, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
Publications Scientists This scientist
47–56 8
57–66 35
67–76 106
77–86 231
87–96 413
97–106 546
107–116 704
117–126 848
127–136 980
137–146 942
147–156 969
157–166 949
167–176 951
177–186 915 177
187–196 787
197–206 840
207–216 733
217–226 708
227–236 651
237–246 605
247–256 510
257–266 524
267–276 434
277–286 417
287–296 350
297–306 363
307–316 315
317–326 296
327–336 261
337–346 240
347–356 219
357–366 196
367–376 154
377–386 161
387–396 155
397–406 145
407–416 124
417–426 112
427–436 132
437–446 116
447–456 99
457–466 81
467–476 91
477–486 80
487–496 80
497–506 59
507–516 36
517–526 46
527–536 54
537–546 44
547–556 43
557–566 43
567–576 42
577–586 25
587–596 34
597–606 23
607–616 33
617–626 31
627–636 27
637–646 25
647–656 28
657–666 34
667–676 18
677–686 16
687–696 10
697–706 12
707–716 21
717–726 12
727–736 12
737–746 10
747–756 7
757–766 13
767–776 15
777–786 13
787–796 9
797–806 9
807–816 7
817–826 4
827–836 9
837–846 7
847–856 3
857–866 5
867–876 5
877–886 11
887–896 3
897–906 4
907–916 7
917–926 5
927–936 6
937–946 6
947–956 3
957–966 7
967–976 2
977–986 2
987–996 1
997–1,006 5
1,007–1,016 2
1,017–1,026 2
1,027 1
1,028+ 100
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Kristoffer Valerie 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 Kristoffer Valerie sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 65 bars. Horizontal axis: D-Index, 40–41 to 167+. Vertical axis: number of scientists, 0 to 1,253. Most scientists, 1,253, have 58–59 D-Index. The last bar groups every scientist with 167 D-Index or more. The highlighted bar, 68–69 D-Index, is where this scientist sits. 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
40–41 D-Index 167+

This scientist: 69 D-Index — 63rd percentile

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

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

View D-Index distribution as a table
Number of Biology and Biochemistry scientists by D-index, Research.com 2026 ranking edition. Based on 19,587 ranked scientists.
D-Index Scientists This scientist
40–41 80
42–43 183
44–45 316
46–47 504
48–49 718
50–51 899
52–53 1,025
54–55 1,149
56–57 1,235
58–59 1,253
60–61 1,162
62–63 1,130
64–65 1,031
66–67 897
68–69 814 69
70–71 714
72–73 709
74–75 596
76–77 512
78–79 473
80–81 412
82–83 373
84–85 358
86–87 285
88–89 273
90–91 227
92–93 208
94–95 193
96–97 153
98–99 157
100–101 148
102–103 120
104–105 113
106–107 100
108–109 86
110–111 67
112–113 71
114–115 73
116–117 64
118–119 53
120–121 60
122–123 54
124–125 43
126–127 38
128–129 49
130–131 26
132–133 18
134–135 23
136–137 32
138–139 32
140–141 27
142–143 19
144–145 22
146–147 12
148–149 16
150–151 14
152–153 10
154–155 13
156–157 10
158–159 7
160–161 9
162–163 13
164–165 4
166 4
167+ 98
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Overview

Kristoffer Valerie is affiliated with Virginia Commonwealth University in the United States. Their research contributions primarily span the fields of Biochemistry, Genetics and Molecular Biology, and Medicine.

Their subfields of study include Molecular Biology, Cancer Research, Genetics, Neurology, and Pulmonary and Respiratory Medicine. Valerie's work focuses on several specialized topics such as DNA Repair Mechanisms, Glioma Diagnosis and Treatment, Cancer, Hypoxia, and Metabolism, Neuroblastoma Research and Treatments, Cancer therapeutics and mechanisms, as well as Radiation Therapy and Dosimetry, including Advanced Radiotherapy Techniques.

Recent publications authored or co-authored by Valerie include the following:

  • Adamantinomatous Craniopharyngioma in an Adult: A Case Report with NGS Analysis, 2020, International Medical Case Reports Journal
  • ATM phosphorylates PP2A subunit A resulting in nuclear export and spatiotemporal regulation of the DNA damage response, 2022, Cellular and Molecular Life Sciences
  • PEAMOtecan, a novel chronotherapeutic polymeric drug for brain cancer, 2020, Journal of Controlled Release
  • EGFRvIII expression and isocitrate dehydrogenase mutations in patients with glioma, 2020, Oncology Letters
  • Tyrosyl-DNA phosphodiesterase and the repair of 3'-phosphoglycolate-terminated DNA double-strand breaks, 2020, UNC Libraries

Frequent co-authors collaborating with Valerie include:

  • Amrita Sule
  • Lawrence F. Povirk
  • Raid Jastania
  • Hisham Alkhalidi
  • Khalid AlQuthami

Valerie's research has been published in a number of venues, with frequent contributions to:

  • UNC Libraries
  • bioRxiv (Cold Spring Harbor Laboratory)
  • International Medical Case Reports Journal
  • Cellular and Molecular Life Sciences
  • Journal of Controlled Release

Best Publications

  • Regulation and mechanisms of mammalian double-strand break repair

    Kristoffer Valerie;Lawrence F Povirk

  • Stress and radiation-induced activation of multiple intracellular signaling pathways.

    Paul Dent;Adly Yacoub;Joseph Contessa;Ruben Caron

  • Radiation-induced proliferation of the human A431 squamous carcinoma cells is dependent on EGFR tyrosine phosphorylation.

    R K Schmidt-Ullrich;R B Mikkelsen;P Dent;D G Todd

  • Radiation-induced Release of Transforming Growth Factor α Activates the Epidermal Growth Factor Receptor and Mitogen-activated Protein Kinase Pathway in Carcinoma Cells, Leading to Increased Proliferation and Protection from Radiation-induced Cell Death

    Paul Dent;Dean B. Reardon;Jong Sung Park;Geoffrey Bowers

  • mda-7 (IL-24) mediates selective apoptosis in human melanoma cells by inducing the coordinated overexpression of the GADD family of genes by means of p38 MAPK

    Devanand Sarkar;Zao-Zhong Su;Irina V. Lebedeva;Moira Sauane

  • Signal transduction and cellular radiation responses

    Rupert K. Schmidt-Ullrich;Paul Dent;Steven Grant;Ross B. Mikkelsen

  • Radiation-induced cell signaling: inside-out and outside-in

    Kristoffer Valerie;Adly Yacoub;Michael P. Hagan;David T. Curiel

  • Improved ATM kinase inhibitor KU-60019 radiosensitizes glioma cells, compromises insulin, AKT and ERK prosurvival signaling, and inhibits migration and invasion

    Sarah E. Golding;Elizabeth Rosenberg;Nicholas Valerie;Isa Hussaini

  • Activation of the Nuclear Factor κB Pathway by Astrocyte Elevated Gene-1: Implications for Tumor Progression and Metastasis

    Luni Emdad;Devanand Sarkar;Zao-zhong Su;Aaron Randolph

  • Deoxycholic Acid (DCA) Causes Ligand-independent Activation of Epidermal Growth Factor Receptor (EGFR) and FAS Receptor in Primary Hepatocytes: Inhibition of EGFR/Mitogen-activated Protein Kinase-Signaling Module Enhances DCA-induced Apoptosis

    Liang Qiao;Elaine Studer;Kevin Leach;Robert McKinstry

  • Activation of human immunodeficiency virus type 1 by DNA damage in human cells.

    Kristoffer Valerie;Anne Delers;Claudine Bruck;Clotilde Thiriart

  • BLM helicase-dependent transport of p53 to sites of stalled DNA replication forks modulates homologous recombination

    Sagar Sengupta;Steven P. Linke;Remy Pedeux;Qin Yang

  • Expression analysis and genomic characterization of human melanoma differentiation associated gene-5, mda-5: a novel type I interferon-responsive apoptosis-inducing gene

    Dong-chul Kang;Rahul V Gopalkrishnan;Lin Lin;Aaron Randolph

  • The brain-penetrant clinical ATM inhibitor AZD1390 radiosensitizes and improves survival of preclinical brain tumor models

    Stephen T. Durant;Li Zheng;Yingchun Wang;Kan Chen

  • Melanoma differentiation associated gene-7, mda-7/IL-24, selectively induces growth suppression, apoptosis and radiosensitization in malignant gliomas in a p53-independent manner.

    Zao-Zhong Su;Irina V Lebedeva;Devanand Sarkar;Rahul V Gopalkrishnan

  • Pro-survival AKT and ERK signaling from EGFR and mutant EGFRvIII enhances DNA double-strand break repair in human glioma cells.

    Sarah E. Golding;Rhiannon N. Morgan;Bret R. Adams;Amy J. Hawkins

  • Bile Acid Regulation of C/EBPβ, CREB, and c-Jun Function, via the Extracellular Signal-Regulated Kinase and c-Jun NH2-Terminal Kinase Pathways, Modulates the Apoptotic Response of Hepatocytes

    Liang Qiao;Song Iy Han;Youwen Fang;Jong Sung Park

  • Extracellular signal-related kinase positively regulates ataxia telangiectasia mutated, homologous recombination repair, and the DNA damage response.

    Sarah E. Golding;Elizabeth Rosenberg;Steven Neill;Paul Dent

  • The relative role of ErbB1–4 receptor tyrosine kinases in radiation signal transduction responses of human carcinoma cells

    G Bowers;G Bowers;D Reardon;D Reardon;T Hewitt;P Dent

  • Deficiency in 3′-phosphoglycolate processing in human cells with a hereditary mutation in tyrosyl-DNA phosphodiesterase (TDP1)

    Tong Zhou;Jae Wan Lee;Haritha Tatavarthi;James R. Lupski

Frequent Co-Authors

Paul Dent
Paul Dent Virginia Commonwealth University
Paul B. Fisher
Paul B. Fisher Virginia Commonwealth University
Devanand Sarkar
Devanand Sarkar Virginia Commonwealth University
Paul B. Fisher
Paul B. Fisher Virginia Commonwealth University
Zao-Zhong Su
Zao-Zhong Su Columbia University Medical Center
Steven Grant
Steven Grant Virginia Commonwealth University
David A. Gewirtz
David A. Gewirtz Virginia Commonwealth University
Adly Yacoub
Adly Yacoub Virginia Commonwealth University
Pankaj Gupta
Pankaj Gupta Post Graduate Institute of Medical Education and Research
Steven J. Neill
Steven J. Neill University of the West of England

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