[Ethnic groups Region Of Russian Federation n Polymorphic marker Population characteristics Genotypes  n (%) Allelic variants Ref.
EM IM PM UP *1 *2 *3 *17
Russians Tomsk 130 *2 Allergic diseases 81 (66,9) 38(31,4) 2 (1,7) n.d. 0,83 0,17 n.d. n.d. [28]
Tomsk 62 *2,*3 lymphoproliferative disorders n.d.1 n.d. n.d. n.d. 0,86 0,14 0,0 n.d. [37]
Moscow and the Moscow Region 395 *2 Ischemic heart disease 288 (72,7) 101(25,5) 7 (1,8) n.d. 0,85 0,15 n.d. n.d. [36]
Moscow and the Moscow Region 40 *2,*3,*17 Ischemic heart disease 20 (50,0) 12 (30,0) 0 (0,0) 8 (20,0) 0,71 0,15 0,0 0,14 [35]
146 *2 Healthy 111 (76,1) 31 (21,2) 4 (2,7) n.d. 0,83 0,13 n.d. n.d.
Tomsk 82 *2 Healthy 64 (78,0) 16 (19,5) 0 (0,0) n.d. 0,88 0,12 n.d. n.d. [34]2
87 *3 Healthy 87 (100,0) 0 (0,0) 0 (0,0) n.d. 1 n.d. 0,0 n.d.
Astrakhan 52 *2 Healthy 40(77,0) 8 (16,0) 4(7,0) n.d. 0,85 0,15 n.d. n.d. [30]
Voronezh 290 *2,*3 Healthy 228 (78,7) 56 (19,3) 6 (2,0) n.d. 0,86 0,11 0,03 n.d. [38]
Tatars Kazan 97 *2 Ischemic heart disease 76 (78,4) 20 (20,6) 1 (1,0) n.d. 0,86 0,14 n.d. n.d. [39]
The Republic of Tatarstan 130 *2,*3 Acid-related
disorders
56 (43,1) 62 (47,7) 12 (9,2) n.d. 0,67 0,12 0,21 n.d. [40]
Astrakhan 50 *2 Healthy 40 (80,0) 7 (14,0) 3 (6,0) n.d. 0,87 0,13 n.d. n.d. [30]
Kalmyks Astrakhan 50 *2 Healthy 31 (62,0) 13 (26,0) 6 (12,0) n.d. 0,85 0,15 n.d. n.d. [30]
Tuvinians The Republic of Tuva 88 *2 Healthy 63 (71,7) 24 (27,2) 1 (1,1) n.d. 0,85 0,15 n.d. n.d. [34]
88 *3 Healthy 84 (95,4) 4 (4,6) 0 (0,0) n.d. 0,98 n.d. 0,02 n.d.
Buryats The Republic of Buryatia 88 *2 Healthy 54 (61,3) 31 (35,2) 3 (3,5) n.d. 0,79 0,21 n.d. n.d. [34]
88 *3 Healthy 77 (87,5) 10 (11,4) 1 (1,1) n.d. 0,93 n.d. 0,07 n.d.
Yakuts The Sakha Republic (Yakutia) 88 *2 Healthy 54 (61,3) 27 (30,6) 7 (7,9) n.d. 0,77 0,23 n.d. n.d. [34]
87 *3 Healthy 79 (90,8) 8 (9,2) 0 (0,0) n.d. 0,95 n.d. 0,05 n.d.
Altayans Altai Republic 87 *2 Healthy 64 (73,5) 20 (23,0) 3 (3,5) n.d. 0,85 0,15 n.d. n.d. [34]
87 *3 Healthy 80 (92,0) 7 (8,0) 0 (0,0) n.d. 0,96 n.d. 0,04 n.d.
Chechens Astrakhan 50 *2 Healthy 41(82,0) 7 (14,0) 2 (6,0) n.d. 0,87 0,13 n.d. n.d. [30]
Carachays The Republic of Karachay-Cherkessia 125 *2 Healthy 92 (73,6) 31 (24,8) 2 (1,6) n.d. 0,86 0,14 n.d. n.d. [31]
Circassians 77 *2 Healthy 53 (68,8) 19 (24,7) 5 (6,5) n.d. 0,81 0,19 n.d. n.d. [31]
Ingushes Astrakhan 50 *2 Healthy 44 (88,0) 4 (8,0) 2 (4,0) n.d. 0,92 0,08 n.d. n.d. [30]
Dagestans
(Laks, Dargins, Avars)
Makhachkala 30 *2 Healthy 26 (86,7) 4 (13,3) n.d. n.d. 0,93 0,07 n.d. n.d. [32]
1n.d. = Not determined for the study population by authors.
2In the study by Makeeva et al. [34] prevalence of CYP2C19*2 and CYP2C19*3 was studied in separate groups
Table 1: Allele and genotype frequencies of CYP2C19 gene in different ethnic groups in Russia.