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Effect of PDYN rs2281285, rs2235749 and rs910080 gene polymorphisms on the intensity of depression symptoms and negative craving in heroin addicts     
Yazarlar
Dilek Akyüzlü
Ankara Üniversitesi, Türkiye
Doç. Dr. Selin ÖZKAN KOTİLOĞLU Doç. Dr. Selin ÖZKAN KOTİLOĞLU
Kırşehir Ahi Evran Üniversitesi, Türkiye
Şafak Yalçın Şahiner
Kütahya Sağlık Bilimleri Üniversitesi, Türkiye
Nagihan Ayaz
Özet
The present study was undertaken to explore whether prodynorphin (PDYN) polymorphisms have an effect on the intensity of depressive symptoms and negative craving in heroin addicts in a sample of 100 heroin addicts and 108 controls. PDYN rs2281285, rs2225749 and rs910080 polymorphisms were analyzed by PCR-RFLP. Craving and the intensity of depressive symptoms were measured by the Substance Craving Scale and the Beck Depression Inventory-II, respectively. A significant association between depression severity and PDYN rs2281285 (P=0.026) and rs2225749 (P=0.038) polymorphisms was detected. PDYN rs2225749 variation showed a trend association with increased negative craving (P=0.066). We also examined the associations between heroin dependence and PDYN rs2281285, rs2225749 and rs910080 gene polymorphisms at the gene and haplotype levels. The AAA haplotype was more frequent in heroin addicts and shown to be significantly associated with increased risk for heroin dependence (OR, 8.922; 95% CI, 1.116-71.313; P<0.05). PDYN rs2281285 and rs2225749 variations affected the intensity of depressive symptoms, and PDYN rs2225749 polymorphism may contribute to the induction of negative craving in heroin addicts. Haplotype analysis revealed for the first time that addicts with the AAA haplotype of PDYN gene may be more prone to heroin dependence.
Anahtar Kelimeler
heroin dependence | dynorphins | PDYN variation | depression | negative craving
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı ARCHIVES OF BIOLOGICAL SCIENCES
Dergi ISSN 0354-4664
Dergi Tarandığı Indeksler SCI-Expanded
Dergi Grubu Q4
Makale Dili İngilizce
Basım Tarihi 01-2021
Cilt No 73
Sayı 4
Sayfalar 473 / 482
Doi Numarası 10.2298/ABS210929041K
Makale Linki http://dx.doi.org/10.2298/abs210929041k