Petya Nikolova-Hristova, MBiol. graduated from the Plovdiv University “Paisii Hilendarski” with a degree in Master of Biology. She specialized in Genetics and Microbiology. From 2006 to 2022 she was a biologist at the Laboratory of Cytogenetics, Department of Medical Genetics, Medical University of Pleven. Since 2022 he is part of the team of the Laboratory of Medical Genetics in ,,Heart and Brain” Pleven. Leading specialist in the region in cytogenetic analysis. She is responsible for PCR-based diagnostics in Heart and Brain Center of Clinical Excellence in Pleven.