1. Alphey L, Jimenez J, White-Cooper H, Dawson I, Nurse P, Glover DM. Twine, a cdc2S homolog that functions in the male and female germ line of Drosophila. Cell 1992; 69: 977–88.
2. Bartkova J, Thulberg M, Rajpert De Meyts E, Skakkebaek NE, Bartek J. Lack of pl9INK4d in human testicular germ cell tumours contrasts with high expression during normal spermatogenesis. Oncogene 2000; 19: 4146–50.
3. Bartkova J, Thullberg M, Rajpert De Meyts E, Skakkebaek NE, Bartek J. Cell cycle regulators in testicular cancer: loss of pl8INK4C marks progression from carcinoma in situ to invasive germ cell tumours. Int J Cancer 2000, 85: 370–5
4. Besset V, Rhee K, Wolgemuth DJ. The cellular distribution and kinase activity of the Cdk family member Pctairel in the adult mouse brain and testis suggest function in differentiation. Cell Growth Diff. 1999;10: 173–81.
5. Besset V, Rhee K, Wolgemuth DJ. The identification and characterization of expression of Pftaire-1, a novel Cdk family member, suggest its function in the mouse testis and nervous system. Mol Reprod Dev 1998;50: 18–29.