结核病和并发性抑郁症:与血清氨酸2,3-二氧化酶活性相关
Proteesh Rana1, Bijo Varughese2, Vandana Roy3
1Department of Pharmacology, University College of Medical Sciences, University of Delhi, New Delhi, India.
Indian journal of pharmacology
|May 5, 2025
概括
结核病患者经常经历抑郁症,与较差的结局有关. 这项研究发现,结核病患者患有抑郁症时,内胺2,3-二氧化酶 (IDO) 活性增加,这表明存在生物联系.
科学领域:
- 免疫学 免疫学 免疫学
- 神经科学是一个神经科学.
- 传染性疾病 传染性疾病
背景情况:
- 结核病 (TB) 经常与抑郁症并发,对治疗结果产生负面影响.
- 在结核病患者中,促炎性细胞因子可以增加里胺2,3-二氧化酶 (IDO) 活性.
- IDO活动与结核病抑郁症之间的关系需要进一步研究.
研究的目的:
- 为了研究印胺2,3-二氧化酶 (IDO) 活性与结核病患者的并发性抑郁症之间的关联.
- 通过使用结核病患者患有抑郁症和没有抑郁症的结核病患者的金氨酸/氨酸 (KYN/TRP) 比率来量化IDO活性.
主要方法:
- 新诊断的,以前没有接受过治疗的结核病患者使用患者健康问卷 (PHQ) -9尺度评估了抑郁症.
- 患者根据PHQ-9分数 (≥5表明抑郁症) 进行分组.
- 用LC-MS测量血清中 kynurenine (KYN) 和tryptophan (TRP) 水平,以计算KYN/TRP比率作为IDO活性标志物.
主要成果:
- 与健康对照组 (2.93 ± 1.20) 相比,结核病患者的PHQ-9平均得分 (7.09 ± 2.83) 显著更高.
- 与没有抑郁症的患者 (I组) 相比,患有抑郁症的患者 (II组) 的TRP显著降低,KYN更高,KYN/TRP比率更高.
- 在PHQ-9得分和KYN,TRP水平以及KYN/TRP比率之间观察到显著的线性相关性.
结论:
- 增加的IDO活性与结核病患者的并发性抑郁症显著相关.
- 在结核病的背景下,IDO诱导可能在抑郁症的病理生理学中发挥作用.
- 这些发现突出了结核病和抑郁症之间的潜在生物机制.
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