Sci Rep:肥胖节食男性中,睾丸素治疗对骨重建标记和矿物密度的影响研究

2018-06-24 AlexYang MedSci原创

最近,有研究人员在节食肥胖男性中,评估了睾丸素治疗对骨重建和密度的影响。研究包括了100名肥胖男性,平均年龄为53岁(范围为47-60岁),并且他们的总睾丸素水平<12nmlol/L,并接受为期10周的低能量饮食(VLED)。另外,他们进行了为期46周的体重保持,并被随机分配到基点到56周的肌肉内注射十一酸睾酮(n=49)或者匹配的安慰剂组(n=51)。在两组之间预先确定的差异结果(平均调整

最近,有研究人员在节食肥胖男性中,评估了睾丸素治疗对骨重建和密度的影响。研究包括了100名肥胖男性,平均年龄为53岁(范围为47-60岁),并且他们的总睾丸素水平<12nmlol/L,并接受为期10周的低能量饮食(VLED)。另外,他们进行了为期46周的体重保持,并被随机分配到基点到56周的肌肉内注射十一酸睾酮(n=49)或者匹配的安慰剂组(n=51)。

在两组之间预先确定的差异结果(平均调整差,MAD)包括了血清c端交联肽(CTx)、1型原胶原N端前多肽(P1NP)和骨矿物密度(BMD)。在试验结束时,研究人员发现,与安慰剂处理组相比,睾丸素处理小组中CTx显著减少;另外,MAD 为-66ng/L(95% CI -113, -18),p=0.018,并且该值在10周VLED阶段处理后已经减少很明显,MAD -63ng/L (95% CI -108, -18), p=0.018。P1NP在VLED后明显增加,MAD +4.2ug/L (95% CI -0.01, +8.4), p=0.05,但是在研究结束时降低MAD -5.6ug/L (95% CI -10.1, -1.1), p=0.03。研究人员在骨硬化蛋白、腰椎间盘骨密度或者股骨骨密度上没有发现显著的变化。

最后,研究人员指出,在低睾丸素水平的肥胖且经历体重减少的男性中,骨重建标记是被调节的,该过程也许对骨质量有好的影响。

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    2018-06-26 zhangph
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    2018-06-26 lsndxfj
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    2018-06-24 wzb521zf

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