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在有问题使用电子游戏的青少年中,多胺受体基因DRD2 (rs6277,rs1800497) 的多态变异
S Yu Tereshchenko1, K V Afonicheva1, I V Marchenko1
1Scientific Research Institute of Medical Problems of the North - a separate division of the Federal Research Center "Krasnoyarsk Science Center" of the Siberian Branch of the Russian Academy of Sciences, Krasnoyarsk, Russia.
Vavilovskii zhurnal genetiki i selektsii
|April 9, 2025
概括
一种特定的基因变异 (DRD2 rs6277 T等位基因) 可能会增加青少年有问题的视频游戏使用风险. 这一发现凸显了年轻人视频游戏成的潜在遗传易感因素.
科学领域:
- 神经科学是一个神经科学.
- 遗传学 是一个遗传学.
- 精神病学是一个精神病学.
背景情况:
- 问题性视频游戏使用在青少年中越来越令人担忧,影响心理和身体健康.
- 遗传因素,特别是神经递质系统中的基因变异,正在越来越多地研究它们在上行为中的作用.
- 多巴胺2型受体基因 (DRD2) 已与互联网成有关,并观察到种族差异.
研究的目的:
- 研究DRD2基因 (rs6277,rs1800497) 的特定多态变异与俄罗斯青少年有问题的电脑视频游戏使用之间的关联.
- 确定年轻人群中视频游戏成的潜在遗传易感因素.
主要方法:
- 在407名俄罗斯青少年 (年龄为14.1±1.8岁) 的样本中,使用GASA尺度对有问题的电子游戏使用进行了评估.
- 进行了DRD2基因变体rs6277和rs1800497的基因定型.
- 进行了统计分析,包括等位基因和基因型频率比较和关联研究.
主要成果:
- 在13.8%的样本中发现有问题的电子游戏使用,男孩的成率高于女孩.
- 在有问题使用电子游戏的青少年中观察到DRD2 rs6277的小T等位基因频率更高的趋势 (0.563vs0.466).
- 问题性视频游戏使用的青少年在主导遗传模型下显著更有可能携带T (CT+TT) 基因组 (p = 0.04,OR = 2.14).
结论:
- DRD2 rs6277的T等位基因与较低的多巴胺D2受体表达有关,可能是青少年发展问题视频游戏使用的潜在风险因素.
- 这些发现表明,视频游戏成的发展与多巴胺受体功能相关的遗传倾向.
- 需要进一步的研究来探索这种关联背后的神经生物学机制及其对社会沟通的影响.
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