Polystyrene nanoplastics exposure induces reproductive toxicity in male mice associated with the gut–liver/testis axis - Fahao Hou; Yan Xuan; Tengxiao Liu; Yue Jiang; Yile Bao; Tiantian Wu; Yujie Zhang; Junhua Wu; Mengfei Ren; Binbin Huang; Zhi Wang; Maozhen Han (Toxicology and Applied Pharmacology, 2026)