PaJ-Bhadra M., Bhadra U., and Birchler J.A. 2002. RNAi related mechanisms affect both transcriptional and post-transcriptional transgene silencing in Drosophila. Mol. Cell 9: 315-327.
Pal-Bhadra M., Leibovitch B.A., Gandhi S.G., Rao M., Bhadra U., Birchler J.A., and Elgin S.C.R. 2004. Heterochromatic silencing and HP1 localization in Drosophila are dependent on the RNAi machinery. Science 303: 669-672.
Paro R. and Hogness D.S. 1991. The Polycomb protein shares a homologous domain with a heterochromatin-associated protein of Drosophila. Proc. Natl. Acad. Sci. 88: 263-267.
Peters A.H.F.M., Kubicek S., Mechtler K., OSullivan J., Derijck A.A.H.A., Perez-Burgos L., Kohlmaier A., Opravil S., Tachibana M., Shinkai Y., et al., 2003. Partitioning and plasticity of repressive histone methylation states in mammalian chromatin. Mol. Cell 12: 1577-1589.
Platero J.S., Sharp E.J., Adler P.N., and Eissenberg J.C. 1996. In vivo assay for protein-protein interaction using Drosophila chromosomes. Chromosoma 104: 393-404.
Rea S., Eisenhaber R, O’Carroll D., Strahl B.D., Sun Z-W., Schmid M., Opravil S., Mechtler K., Ponting C.P., Allis C.D., and Jenuwein T. 2000. Regulation of chromatin structure by site-specific histone H3 methyltransferases. Nature 406: 593-599.
Reuter G., Werner W., and Hofmann H.J. 1982. Mutants affecting position-effect heterochromatinization in Drosophila melanogaster. Chromosoma 85: 539-551.
Reuter G., Wolff I., and Friede B. 1985. Functional properties of the heterochromatic sequences inducing wm4 position-effect variegation in Drosophila melanogaster. Chromosoma 93: 132-139.
Reuter G., Giarre N., Farah J., Gausz J., Spierer A., and Spierer P. 1990. Dependence of position-effect variegation in Drosophila on dose of a gene encoding an unusual zinc-finger protein. Nature 344: 219-223.
Rice J.C, Briggs S.D., Ueberheide B., Barber C. M., Shabanowitz J., Hunt D.F., Shinkai Y., and Allis CD. 2003. Histone methyltransferases direct different degrees of methylation to define distinct chromatin domains. Mol. Cell 12: 1591-1598.
Richards E.J. and Elgin S.C.R. 2002. Epigenetic codes for heterochromatin formation and silencing: Rounding up the usual suspects Cell 108: 489-500.
Russel L.B. and Bangham J.W. 1961. Variegated type position effects in the mouse. Genetics 46: 509-525.
Schotta C., Ebert A., Krauss V., Fischer A., Hoffmann J., Rea S., Jenuwein T, and Reuter G. 2002. Central role of Drosophila SU(VAR)3-9 in histone H3-K9 methylation and heterochromatic gene silencing. EMBO J. 21: 1121-1131.
Schotta C., Ebert A., Dorn R., and Reuter G. 2003. Position-effect variegation and the genetic dissection of chromatin regulation in Drosophila. Semin. Cell Dev. Biol. 14: 67-75.
Schotta G., Lachner M., Sarma K., Ebert A., Sengupta R., Reuter G., Reinberg D., and Jenuwein T. 2004. A silencing pathway to induce H3-K9 and H4-K20 trimethylation at constitutive heterochromatin. Genes Dev. 18: 1251-1262.
Schultz J. 1950. Interrelations of factors affecting heterochromatin-induced variegation in Drosophila. Genetics 35: 134.
Seum C., Pauli D., Delattre M., Jaquet Y., Spierer A., and Spierer P. 2002. Isolation of Su(var)3- 7mutations by homologous recombination in Drosophila melanogaster. Genetics 161: 1125-1136.
Shaffer C.D., Stephens G.E., Thompson B.A., Funches L., Bemat J.A., Craig C.A., and Elgin S.C.R. 2002. Heterochromatin protein 2 (HP2), a partner of HP1 in Drosophila heterochromatin. Proc. Natl. Acad. Sci. 99: 14332-14337.
Shi Y., Lan E., Matson C., Mulligan P., Wlietstine J.R., Cole P.A., Casero R.A., and ShiY. 2005. Histone demethylation mediated by the nuclear amine oxidase homolog LSD1. Cell 119: 941-953.
Silver L.M., and Elgin S.C.R. 1976. A method for determination of the in situ distribution of chromosomal proteins. Proc. Natl. Acad. Sci. 73: 423-427.
Sinclair D.A.R., Mottus R.C, and Grigliatti T.A. 1983. Genes which suppress position effect variegation in Drosophila melanogaster axe clustered. Mol. Gen. Genet. 191: 326-333.
Sinclair D.A.R., Clegg N.J, Antonchuk J, Milner T.A., Stankunas K., Ruse C, Grigliatti T.A., Kassis J., and Brock H.W 1998. Enhancer of Polycomb is a suppressor of position-effect variegation in Drosophila melanogaster. Genetics 148: 211-220.
Sontheimer E.J. 2005. Assembly and function of RNA silencing complexes. Nat. Rev. Mol. Cell Biol. 6: 127-138.
Spofford J.B. 1967. Single-locus modification of position-effect variegation in Drosophila melanogaster. I. white variegation. Genetics 57: 751-766.
Stephens G.E., Craig C.A., LKY, Wallrath L.L., and Elgin S.C.R. 2003. Immunofluorescent staining of polytene chromosomes: Exploiting genetic tools. Methods Enzymol. 376: 372- 393.
Sun F.-L., Cuaycong M.H., and Elgin S.C.R. 2001. Long-range nucleosome ordering is associated with gene silencing in Drosophila melanogaster pericentromeric heterochromatin. Mol. Cell. Biol. 21: 2867-2879.
Sun F.-L., Haynes K., Simpson C.L., Lee S.D., Collins L., Wuller J., Eissenberg J.C., and Elgin S.C.R. 2004. cis-acting determinants of heterochromatic formation on Drosophila melanogaster chromosome four. Mol. Cell. Biol. 24: 8210-8220.
Tartof K.D., Hobbs C., and Johnes M. 1984. A structural basis of variegating position effects. Cell 37: 869-878.
Tschiersch B., Hofmann A., Krauss V., Dorn R., Korge G., and Reuter G. 1994. The protein encoded by the Drosophila position effect variegation suppressor gene Su(var)3- 9 combines domains of antagonistic regulators of homeotic gene complexes. EMBO J. 13: 3822-3831.
Wakimoto B.T. and Heam M.G. 1990. The effects of chromosome rearrangements on the expression of heterochromatic genes in chromosome 2L of Drosophila melanogaster. Genetics 125: 141-154.
Wallrath L.L. and Elgin S.C.R. 1995. Position effect variegation in Drosophila is associated with an altered chromatin structure. Genes Dev. 9: 1263-1277.
Wallrath L.L., Gunter V.P., Rosman L.E., and Elgm S.C.R. 1996. DNA representation of variegating heterochromatic P element inserts in diploid and polytene tissue of Drosophila melanogaster. Chromosoma 104: 519-527.
Wang Y., Zhang W., Jin Y., Johansen J., and Johansen K.M. 2001. The JIL-1 tandem kinase mediates histone H3 phosphorylation and is required for maintenance of chromatin structure in Drosophila. Cell 105: 433-443.