LITERATURE CITED
- Blackburn, E. H.. 1984. Telomeres: do the ends justify the means? Cell 37:7–8.
- Blackburn, E. H., and J. C. Gall. 1978. A tandemly repeated sequence at the termini of the extrachromosomal ribosomal RNA genes in Tetrahymena. J. Mol. Biol. 120:33–53.
- Blackburn, E. H., and J. W. Szostak. 1984. The molecular structure of centromeres and telomeres. Annu. Rev. Biochem. 53:163–194.
- Greider, C. W., and E. H. Blackburn. 1985. Identification of a specific telomere terminal transferase activity in Tetrahymena extracts. Cell 43:405–413.
- Greider, C. W., and E. H. Blackburn. 1987. The telomere terminal transferase of Tetrahymena is a ribonucleoprotein enzyme with two kinds of primer specificity. Cell 51:887–898.
- Greider, C. W., and E. H. Blackburn. 1989. A telomeric sequence in the RNA of Tetrahymena telomerase is required for telomere repeat sequence. Nature (London) 337:331–337.
- Klobutcher, L. A., and D. M. Prescott. 1986. The special case of the hypotrichs, p. 111–154. In J. Gall (ed.), The molecular biology of ciliated protozoa. Academic Press, Inc., Orlando, Fla.
- Klobutcher, L. A., M. T. Swanton, O. Donini, and D. M. Prescott. 1981. All gene-sized DNA molecules in four species of hypotrichs have the same terminal sequence and an unusual 3′ terminus. Proc. Natl. Acad. Sci. USA 78:3015–3019.
- Larson, D. D., E. Spangler, and E. H. Blackburn. 1987. Dynamics of telomere length variation in Tetrahymena thermophila. Cell 50:477–487.
- McDonell, M., M. Simon, and F. Studier. 1977. Analysis of restriction fragments of T7 DNA and determination of molecular weights of electrophoresis in neutral and alkaline gels. J. Mol. Biol. 110:119–146.
- Pluta, A. F., B. P. Kaine, and B. B. Spear. 1982. The terminal organization of macronuclear DNA in Oxytricha fallax. Nucleic Acids Res. 10:8145–8154.
- Roth, M., M. Lin, and D. Prescott. 1985. Large scale synchronous mating and the study of macronuclear development in Euplotes crassus. J. Cell Biol. 101:79–84.
- Roth, M., and D. Prescott. 1985. DNA intermediates and telomere addition during genome reorganization in Euplotes crassus. Cell 41:411–417.
- Shampay, J., J. W. Szostak, and E. H. Blackburn. 1984. DNA sequences of telomeres maintained in yeast. Nature (London) 310:154–157.
- Zahler, A. M., and D. M. Prescott. 1988. Telomere terminal transferase activity in the hypotrichous ciliate Oxytricha nova and a model for replication of the ends of linear DNA molecules. Nucleic Acids Res. 16:6953–6972.