Jonathan Davis, PhD, MBA
Assistant Research Professor, Biochemistry & Molecular Genetics


  • Davis JM, Heft I, Scherer SW, Sikela JM. A Third Linear Association Between Olduvai (DUF1220) Copy Number and Severity of the Classic Symptoms of Inherited Autism. Am J Psychiatry. 2019 Aug 1;176(8):643-650. PubMed PMID: 30764650
  • Fiddes IT, Pollen AA, Davis JM, Sikela JM. Paired involvement of human-specific Olduvai domains and NOTCH2NL genes in human brain evolution. Hum Genet. 2019 Jul;138(7):715-721. PubMed PMID: 31087184
  • Booth RE, Davis JM, Dvoryak S, Brewster JT, Lisovska O, Strathdee SA, Latkin CA. HIV incidence among people who inject drugs (PWIDs) in Ukraine: results from a clustered randomised trial. Lancet HIV. 2016 Oct;3(10):e482-9. PubMed PMID: 27658879
  • Booth RE, Davis JM, Brewster JT, Lisovska O, Dvoryak S. Krokodile Injectors in Ukraine: Fueling the HIV Epidemic?. AIDS Behav. 2016 Feb;20(2):369-76. PubMed PMID: 26033290
  • Davis JM, Searles VB, Anderson N, Keeney J, Raznahan A, Horwood LJ, Fergusson DM, Kennedy MA, Giedd J, Sikela JM. DUF1220 copy number is linearly associated with increased cognitive function as measured by total IQ and mathematical aptitude scores. Hum Genet. 2015 Jan;134(1):67-75. PubMed PMID: 25287832
  • Keeney JG, O'Bleness MS, Anderson N, Davis JM, Arevalo N, Busquet N, Chick W, Rozman J, Hölter SM, Garrett L, Horsch M, Beckers J, Wurst W, Klingenspor M, Restrepo D, de Angelis MH, Sikela JM. Generation of mice lacking DUF1220 protein domains: effects on fecundity and hyperactivity. Mamm Genome. 2015 Feb;26(1-2):33-42. PubMed PMID: 25308000
  • Davis JM, Searles Quick VB, Sikela JM. Replicated linear association between DUF1220 copy number and severity of social impairment in autism. Hum Genet. 2015 Jun;134(6):569-75. PubMed PMID: 25758905
  • Booth RE, Davis JM, Brewster JT, Lisovska O, Dvoryak S. Krokodile Injectors in Ukraine: Fueling the HIV Epidemic?. AIDS Behav. 2015 Jun 2. [Epub ahead of print] PubMed PMID: 26033290
  • Keeney JG, Davis JM, Siegenthaler J, Post MD, Nielsen BS, Hopkins WD, Sikela JM. DUF1220 protein domains drive proliferation in human neural stem cells and are associated with increased cortical volume in anthropoid primates. Brain Struct Funct. 2015 Sep;220(5):3053-60. PubMed PMID: 24957859
  • Davis JM, Mendelson B, Berkes JJ, Suleta K, Corsi KF, Booth RE. Public Health Effects of Medical Marijuana Legalization in Colorado. Am J Prev Med. 2015 Sep 15. [Epub ahead of print] PubMed PMID: 26385161
  • Searles Quick VB, Davis JM, Olincy A, Sikela JM. DUF1220 copy number is associated with schizophrenia risk and severity: implications for understanding autism and schizophrenia as related diseases. Transl Psychiatry. 2015 Dec 15;5:e697. PubMed PMID: 26670282
  • Davis JM, Severtson SG, Bucher-Bartelson B, Dart RC. Using poison center exposure calls to predict prescription opioid abuse and misuse-related emergency department visits. Pharmacoepidemiol Drug Saf. 2014 Jan;23(1):18-25. PubMed PMID: 24130046
  • Davis JM, Searles VB, Anderson N, Keeney J, Dumas L, Sikela JM. DUF1220 dosage is linearly associated with increasing severity of the three primary symptoms of autism. PLoS Genet. 2014 Mar;10(3):e1004241. PubMed PMID: 24651471
  • Davis JM, Searles VB, Severtson SG, Dart RC, Bucher-Bartelson B. Seasonal variation in suicidal behavior with prescription opioid medication. J Affect Disord. 2014 Apr;158:30-6. PubMed PMID: 24655762
  • Corsi KF, Dvoryak S, Garver-Apgar C, Davis JM, Brewster JT, Lisovska O, Booth RE. Gender differences between predictors of HIV status among PWID in Ukraine. Drug Alcohol Depend. 2014 May 1;138:103-8. PubMed PMID: 24613219
  • Dumas L, Dickens CM, Anderson N, Davis J, Bennett B, Radcliffe RA, Sikela JM. Exome sequencing and arrayCGH detection of gene sequence and copy number variation between ILS and ISS mouse strains. Mamm Genome. 2014 Jun;25(5-6):235-43. PubMed PMID: 24553828
  • Davis JM, Keeney JG, Sikela JM, Hepburn S. Mode of genetic inheritance modifies the association of head circumference and autism-related symptoms: a cross-sectional study. PLoS One. 2013;8(9):e74940. PubMed PMID: 24058641
  • Severtson SG, Bartelson BB, Davis JM, Muñoz A, Schneider MF, Chilcoat H, Coplan PM, Surratt H, Dart RC. Reduced abuse, therapeutic errors, and diversion following reformulation of extended-release oxycodone in 2010. J Pain. 2013 Oct;14(10):1122-30. PubMed PMID: 23816949
  • Dasgupta N, Davis J, Jonsson Funk M, Dart R. Using poison center exposure calls to predict methadone poisoning deaths. PLoS One. 2012;7(7):e41181. PubMed PMID: 22829925
  • Dumas LJ, O'Bleness MS, Davis JM, Dickens CM, Anderson N, Keeney JG, Jackson J, Sikela M, Raznahan A, Giedd J, Rapoport J, Nagamani SS, Erez A, Brunetti-Pierri N, Sugalski R, Lupski JR, Fingerlin T, Cheung SW, Sikela JM. DUF1220-domain copy number implicated in human brain-size pathology and evolution. Am J Hum Genet. 2012 Sep 7;91(3):444-54. PubMed PMID: 22901949
  • DiGuiseppi C, Hepburn S, Davis JM, Fidler DJ, Hartway S, Lee NR, Miller L, Ruttenber M, Robinson C. Screening for autism spectrum disorders in children with Down syndrome: population prevalence and screening test characteristics. J Dev Behav Pediatr. 2010 Apr;31(3):181-91. PubMed PMID: 20375732
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General Information

Department: Biochemistry & Molecular Genetics