P物质在周围神经非冻结性冷损伤中的作用的任务书任务：分析P物质在周围神经非冻结性冷损伤中的作用要求：1.综述P物质的基本特征和功能。2.分析P物质在周围神经非冻结性冷损伤中的生理学和病理学作用。3.探讨P物质介导的疼痛和炎症反应在非冻结性冷损伤中的作用及机制。4.结合相关研究，提出有效的治疗策略和新的研究方向。参考文献：1.HuH,LiF,LiuQ,etal.TheroleofsubstancePinperipheralneuropathy[J].Frontiersinimmunology,2020,11:581270.2.LiangX,LiC,ChenY,etal.Peripheralnerveinjury-inducedastrocyteactivationinspinalcordcontributestonerveinjury-inducedneuropathicpaininductionandmaintenance[J].Brainresearch,2020,1727:146563.3.WangL,ZhaoX,DingY,etal.SubstancePexacerbatesskininflammationinducedbyultravioletirradiation[J].JournalofphotochemistryandphotobiologyB:Biology,2020,202:111701.4.ChenR,YinY,ZhengQ,etal.SubstancePenhancessurvivalandmigrationofbonemarrowstromalcellsandreducesamyloid-β-inducedapoptosis[J].Neuroscienceletters,2020,732:134924.