Øyvind Bleka

  • Senior Scientist; PhD
 

Publications 2024

Agudo MM, Fantinato C, Roseth A, Aanes H, Gill P, Fonneløp AE, Bleka Ø (2024)
A comparison of likelihood ratios calculated from surface DNA mixtures using MPS and CE Technologies
Forensic Sci Int Genet, 73, 103111
DOI 10.1016/j.fsigen.2024.103111, PubMed 39128429

Agudo MM, Aanes H, Albert M, Janssen K, Gill P, Bleka Ø (2024)
An overview of autosomal STRs and identity SNPs in a Norwegian population using massively parallel sequencing
Forensic Sci Int Genet, 71, 103057
DOI 10.1016/j.fsigen.2024.103057, PubMed 38733649

McCarthy-Allen M, Bleka Ø, Ypma R, Gill P, Benschop C (2024)
'Low' LRs obtained from DNA mixtures: On calibration and discrimination performance of probabilistic genotyping software
Forensic Sci Int Genet, 73, 103099
DOI 10.1016/j.fsigen.2024.103099, PubMed 39089059

Publications 2023

Bjørk MB, Bleka Ø, Kvaal SI, Sakinis T, Tuvnes FA, Eggesbø HB, Lauritzen PM (2023)
MRI segmentation of tooth tissue in age prediction of sub-adults - a new method for combining data from the 1st, 2nd, and 3rd molars
Int J Legal Med, 138 (3), 939-949
DOI 10.1007/s00414-023-03149-0, PubMed 38147158

Bjørk MB, Kvaal SI, Bleka Ø, Sakinis T, Tuvnes FA, Haugland MA, Eggesbø HB, Lauritzen PM (2023)
Prediction of Age Older than 18 Years in Sub-adults by MRI Segmentation of 1st and 2nd Molars
Int J Legal Med, 137 (5), 1515-1526
DOI 10.1007/s00414-023-03055-5, PubMed 37402013

Bjørk MB, Kvaal SI, Bleka Ø, Sakinis T, Tuvnes FA, Haugland MA, Lauritzen PM, Eggesbø HB (2023)
Age prediction in sub-adults based on MRI segmentation of 3rd molar tissue volumes
Int J Legal Med, 137 (3), 753-763
DOI 10.1007/s00414-023-02977-4, PubMed 36811675

Fantinato C, Fonneløp AE, Bleka Ø, Vigeland MD, Gill P (2023)
The invisible witness: air and dust as DNA evidence of human occupancy in indoor premises
Sci Rep, 13 (1), 19059
DOI 10.1038/s41598-023-46151-7, PubMed 37925517

Hänggi NV, Bleka Ø, Haas C, Fonneløp AE (2023)
Quantitative PCR analysis of bloodstains of different ages
Forensic Sci Int, 350, 111785
DOI 10.1016/j.forsciint.2023.111785, PubMed 37527614

Strand MC, Bleka Ø, Kristoffersen L, Høiseth G (2023)
Driving under the influence of zopiclone: Elimination between two consecutive blood samples
Forensic Sci Int, 349, 111764
DOI 10.1016/j.forsciint.2023.111764, PubMed 37352736

Aanes H, Bleka Ø, Dahlberg PS, Carm KT, Lehtimäki T, Raitakari O, Kähönen M, Hurme M, Rolseth V (2023)
A new blood based epigenetic age predictor for adolescents and young adults
Sci Rep, 13 (1), 2303
DOI 10.1038/s41598-023-29381-7, PubMed 36759656

Publications 2022

Agudo MM, Aanes H, Roseth A, Albert M, Gill P, Bleka Ø (2022)
A comprehensive characterization of MPS-STR stutter artefacts
Forensic Sci Int Genet, 60, 102728
DOI 10.1016/j.fsigen.2022.102728, PubMed 35716494

Bachs L, Bleka Ø, Aanes H, Rolseth V (2022)
[We take the uncertainty about biological age assessment seriously]
Tidsskr Nor Laegeforen, 142 (13)
DOI 10.4045/tidsskr.22.0554, PubMed 36164786

Bleka Ø, Just R, Agudo MM, Gill P (2022)
MPSproto: An extension of EuroForMix to evaluate MPS-STR mixtures
Forensic Sci Int Genet, 61, 102781
DOI 10.1016/j.fsigen.2022.102781, PubMed 36182794

Bleka Ø, Prieto L, Gill P (2022)
EFMrep: An extension of EuroForMix for improved combination of STR DNA mixture profiles
Forensic Sci Int Genet, 61, 102771
DOI 10.1016/j.fsigen.2022.102771, PubMed 36075175

Buckleton J, Bright JA, Taylor D, Wivell R, Bleka Ø, Gill P, Benschop C, Budowle B, Coble M (2022)
Re: Riman et al. Examining performance and likelihood ratios for two likelihood ratio systems using the PROVEDIt dataset
Forensic Sci Int Genet, 59, 102709
DOI 10.1016/j.fsigen.2022.102709, PubMed 35459634

Dørum G, Bleka Ø, Gill P, Haas C (2022)
Source level interpretation of mixed biological stains using coding region SNPs
Forensic Sci Int Genet, 59, 102685
DOI 10.1016/j.fsigen.2022.102685, PubMed 35381476

Gill P, Bleka Ø, Fonneløp AE (2022)
Limitations of qPCR to estimate DNA quantity: An RFU method to facilitate inter-laboratory comparisons for activity level, and general applicability
Forensic Sci Int Genet, 61, 102777
DOI 10.1016/j.fsigen.2022.102777, PubMed 36215939

Publications 2021

Cheng K, Bleka Ø, Gill P, Curran J, Bright JA, Taylor D, Buckleton J (2021)
A comparison of likelihood ratios obtained from EuroForMix and STRmix™
J Forensic Sci, 66 (6), 2138-2155
DOI 10.1111/1556-4029.14886, PubMed 34553371

Gill P, Benschop C, Buckleton J, Bleka Ø, Taylor D (2021)
A Review of Probabilistic Genotyping Systems: EuroForMix, DNAStatistX and STRmix™
Genes (Basel), 12 (10)
DOI 10.3390/genes12101559, PubMed 34680954

Gill P, Bleka Ø, Fonneløp AE (2021)
RFU derived LRs for activity level assignments using Bayesian Networks
Forensic Sci Int Genet, 56, 102608
DOI 10.1016/j.fsigen.2021.102608, PubMed 34735938

Gill P, Bleka Ø, Roseth A, Fonneløp AE (2021)
An LR framework incorporating sensitivity analysis to model multiple direct and secondary transfer events on skin surface
Forensic Sci Int Genet, 53, 102509
DOI 10.1016/j.fsigen.2021.102509, PubMed 33930816

Publications 2020

Bleka Ø, Just R, Le J, Gill P (2020)
An examination of STR nomenclatures, filters and models for MPS mixture interpretation
Forensic Sci Int Genet, 48, 102319
DOI 10.1016/j.fsigen.2020.102319, PubMed 32563046

Publications 2019

Bleka O, Just R, Le J, Gill P (2019)
Automation of high volume MPS mixture interpretation using CaseSolver
Forensic Sci. Int. Genet. Suppl. Ser., 7 (1), 14-15
DOI 10.1016/j.fsigss.2019.09.006

Bleka Ø, Prieto L, Gill P (2019)
CaseSolver: An investigative open source expert system based on EuroForMix
Forensic Sci Int Genet, 41, 83-92
DOI 10.1016/j.fsigen.2019.03.024, PubMed 31031230

Prieto L, Gill P, Bleka O (2019)
How to avoid driving DNA caseworkers crazy: CaseSolver, an expert system to investigate complex crime scenes
Forensic Sci. Int. Genet. Suppl. Ser., 7 (1), 92-94
DOI 10.1016/j.fsigss.2019.09.036

Publications 2018

Bleka Ø, Rolseth V, Dahlberg PS, Saadé A, Saadé M, Bachs L (2018)
BioAlder: a tool for assessing chronological age based on two radiological methods
Int J Legal Med, 133 (4), 1177-1189
DOI 10.1007/s00414-018-1959-5, PubMed 30386872

Bleka Ø, Wisløff T, Dahlberg PS, Rolseth V, Egeland T (2018)
Advancing estimation of chronological age by utilizing available evidence based on two radiographical methods
Int J Legal Med, 133 (1), 217-229
DOI 10.1007/s00414-018-1848-y, PubMed 29736772

Dahlberg PS, Mosdøl A, Ding Y, Bleka Ø, Rolseth V, Straumann GH, Skjerven-Martinsen M, Delaveris GJM, Vist GE (2018)
A systematic review of the agreement between chronological age and skeletal age based on the Greulich and Pyle atlas
Eur Radiol, 29 (6), 2936-2948
DOI 10.1007/s00330-018-5718-2, PubMed 30377790

Rolseth V, Mosdøl A, Dahlberg PS, Ding Y, Bleka Ø, Skjerven-Martinsen M, Straumann GH, Delaveris GJM, Vist GE (2018)
Age assessment by Demirjian's development stages of the third molar: a systematic review
Eur Radiol, 29 (5), 2311-2321
DOI 10.1007/s00330-018-5761-z, PubMed 30506219

Publications 2017

Bleka O, Bouzga M, Fonnelop A, Gill P (2017)
dnamatch2: An open source software to carry out large scale database searches of mixtures using qualitative and quantitative models
Forensic Sci. Int. Genet. Suppl. Ser., 6, E404-E406
DOI 10.1016/j.fsigss.2017.09.160

Bleka O, Eduardoff M, Santos C, Phillips C, Parson W, Gill P (2017)
Using EuroForMix to analyse complex SNP mixtures, up to six contributors
Forensic Sci. Int. Genet. Suppl. Ser., 6, E277-E279
DOI 10.1016/j.fsigss.2017.09.084

Bleka Ø, Eduardoff M, Santos C, Phillips C, Parson W, Gill P (2017)
Open source software EuroForMix can be used to analyse complex SNP mixtures
Forensic Sci Int Genet, 31, 105-110
DOI 10.1016/j.fsigen.2017.08.001, PubMed 28942111

Publications 2016

Bleka Ø, Benschop CCG, Storvik G, Gill P (2016)
A comparative study of qualitative and quantitative models used to interpret complex STR DNA profiles
Forensic Sci Int Genet, 25, 85-96
DOI 10.1016/j.fsigen.2016.07.016, PubMed 27529774

Publications 2015

Bleka O, Gill P (2015)
Interpretation of a complex STR DNA profile using EuroForMix
Forensic Sci. Int. Genet. Suppl. Ser., 5, E405-E406
DOI 10.1016/j.fsigss.2015.09.160

Bleka Ø, Storvik G, Gill P (2015)
EuroForMix: An open source software based on a continuous model to evaluate STR DNA profiles from a mixture of contributors with artefacts
Forensic Sci Int Genet, 21, 35-44
DOI 10.1016/j.fsigen.2015.11.008, PubMed 26720812

Gill P, Haned H, Bleka O, Hansson O, Dørum G, Egeland T (2015)
Genotyping and interpretation of STR-DNA: Low-template, mixtures and database matches-Twenty years of research and development
Forensic Sci Int Genet, 18, 100-17
DOI 10.1016/j.fsigen.2015.03.014, PubMed 25866376

Haldemann B, Dornseifer S, Heylen T, Aelbrecht C, Bleka O, Larsen HJ, Willuweit S, Alonso A, Teodoridis JM, Morzfeld J, Zatkalikova L, Krupsky M, Berger B, Parson W, Morling N, Gill P, Neuhaus-Steinmetz U (2015)
eDNA-An expert software system for comparison and evaluation of DNA profiles in forensic casework
Forensic Sci. Int. Genet. Suppl. Ser., 5, E400-E402
DOI 10.1016/j.fsigss.2015.09.158

Publications 2014

Gill P, Bleka Ø, Egeland T (2014)
Does an English appeal court ruling increase the risks of miscarriages of justice when complex DNA profiles are searched against the national DNA database?
Forensic Sci Int Genet, 13, 167-75
DOI 10.1016/j.fsigen.2014.07.015, PubMed 25151459

Publications 2013

Bleka Ø, Dørum G, Haned H, Gill P (2013)
Database extraction strategies for low-template evidence
Forensic Sci Int Genet, 9, 134-41
DOI 10.1016/j.fsigen.2013.11.006, PubMed 24528591

Dørum G, Bleka Ø, Gill P, Haned H, Snipen L, Sæbø S, Egeland T (2013)
Exact computation of the distribution of likelihood ratios with forensic applications
Forensic Sci Int Genet, 9, 93-101
DOI 10.1016/j.fsigen.2013.11.008, PubMed 24528587