<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?kwa kushangaza, tuliona ushirika wenye nguvu kati ya biomarkers ya mitochondrial na wakati wa ujauzito wa wanandoa, dk pilsner anasema.  <response>: remarkably, we saw a strong inverse association between sperm mitochondrial biomarkers and couples time-to-pregnancy, the researchers said. 