lˈaɪk hˈuː, ˌɑːɹvˈiː ˈɔːlsoʊ kˈɔːzᵻz sˈɛlz tə spˈɛnd mˈoːɹ tˈaɪm ɪnðə "ˈɛs" fˈeɪz tʃˈɛkpɔɪnt ʌv sˈɛljʊlɚ ɡɹˈoʊθ ænd ˈɔːlsoʊ ɪnhˈɪbɪts ɹˈɪbənˌuːklɪˌɑːɾaɪd ɹᵻdˈʌkteɪs.
Like HU, RV also causes cells to spend more time in the "S" phase checkpoint of cellular growth and also inhibits ribonucleotide reductase.