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About The Authors

Nadezhda Kadreva
Department of Anatomy, Histology and Embryology, Medical University-Plovdiv, Plovdiv, Bulgaria

Nadya Penkova
Department of Anatomy, Histology and Embryology, Medical University-Plovdiv, Plovdiv, Bulgaria

Pepa Atanassova
Department of Anatomy, Histology and Embryology, Medical University-Plovdiv, Plovdiv, Bulgaria

Elenka Georgieva
Department of Developmental Biology, Plovdiv University “Paisii Hilendarski”, Faculty of Biology, Plovdiv, Bulgaria

Stela Stoyanova
Department of Developmental Biology, Plovdiv University “Paisii Hilendarski”, Faculty of Biology, Plovdiv, Bulgaria

Vesela Yancheva
Department of Ecology and Environmental Conservation, Plovdiv University “Paisii Hilendarski”, Faculty of Biology, Plovdiv, Bulgaria

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