Cromatina i espermatogènesi
Membres del Grup:
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Manel Chiva Royo , Professor Titular de Fisiologia
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Josefina Martínez Soler, becŕria predoctoral
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Kathryn Kurtz
Línies de treball:
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Cromatina espermàtica. Composició estructura i evolució
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Factors remodeladors de la cromatina
Financiació del Grup:
"Estudio químico y funcional de moleculas remodeladoras de la cromatina
y ensambladoras de nucleosomas" DGESIC, PB98-1191, 2000-2003
"Nucleoplasmin and other chromatin remodelling factors. Structure and
function". NATO Collaborative linkage grant. LST.CLG. 976607, 2000-20002
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Publicacions:
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Analysis of the stability and function of nucleoplasmin through cysteine mutants.
Arnan C, Prieto C, Chiva M, Salvany L, Ausio J, Subirana JA, Saperas N.
Arch Biochem Biophys.
(2005) 437(2):205-14
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Possible mechanisms for early and intermediate stages of sperm chromatin
condensation patterning involving phase separation dynamics.
Harrison LG, Kasinsky HE, Ribes E, Chiva M.
J Exp Zoolog A Comp Exp Biol.
(2005) 303(1):76-92.
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Mutation of the small acidic tract A1 drastically reduces nucleoplasmin activity.
Salvany L, Chiva M, Arnan C, Ausio J, Subirana JA, Saperas N.
FEBS Lett.
(2004) 576, 353-7.
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Chromatin organization during spermiogenesis in Octopus vulgaris. II: DNA-interacting
proteins.
Gimenez-Bonafe P, Soler FM, Buesa C, Sautiere PE, Ausio J, Kouach M, Kasinsky
HE, Chiva M.
Mol Reprod Dev.
(2004) 68:232-9.
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Chromatin organization during spermiogenesis in Octopus vulgaris. I:
Morphological structures.
Ribes E, Gimenez-Bonafe P, Martinez-Soler F, Gonzalez A, Saperas N, Kasinsky HE,
Chiva M.
Mol Reprod Dev.
(2004) 68: 223-31.
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Histone H1 and the origin of protamines. Lewis JD, Saperas N, Song Y, Zamora MJ,
Chiva M, Ausio J.
Proc Natl Acad Sci U S A.
(2004) 101:4148-52.
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Interaction of nucleoplasmin with core histones. Arnan C, Saperas N,
Prieto C, Chiva M, Ausio J.
J Biol Chem.
(2003) 278(33):31319-24.
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Chromatin condensation, cysteine-rich protamine, and establishment of disulphide
interprotamine bonds during spermiogenesis of Eledone cirrhosa (Cephalopoda).Gimenez-Bonafe
P, Ribes E, Sautiere P, Gonzalez A, Kasinsky H, Kouach M, Sautiere PE, Ausio J,
Chiva M. Eur
J Cell Biol.
(2002) Jun;81(6):341-9.
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Evolution of octopod sperm II: comparison of acrosomal morphogenesis in Eledone
and Octopus.
Ribes E, Gimenez-Bonafe P, Zamora MJ, Gonzalez A, Kasinsky H, Chiva M.
Mol Reprod Dev.
(2002) Jul;62(3):363-7.
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Evolution of octopod sperm I: comparison of nuclear morphogenesis in Eledone and
Octopus.
Gimenez-Bonafe P, Ribes E, Zamora MJ, Kasinsky HE, Chiva M.
Mol Reprod Dev.
(2002) Jul;62(3):357-62.
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Nucleoplasmin interaction with protamines. Involvement of the polyglutamic tract.
Prieto C, Saperas N, Arnan C, Hills MH, Wang X, Chiva M, Aligue R, Subirana JA,
Ausio J.
Biochemistry.
(2002) Jun 18;41(24):7802-10.
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Ribes E, Sanchez De Romero LD, Kasinsky HE, del Valle L, Gimenez-Bonafe, P,
Chiva M. Chromatin reorganization during spermiogenesis of the mollusc Thais
hemostoma (Muricidae): implications for sperm nuclear morphogenesis in
cenogastropods.J Exp Zool. (2001)289:304-316.
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"Characterization and evolutionary relevance of the sperm nuclear basic
proteins from stickleback fish". Gimenez-Bonafe P, Laszczak M, Kasinsky
HE, Lemke MJ, Lewis JD, Iskandar M, He T, Ikonomou MG, White FM, Hunt DF,
Chiva M, Ausio J. Mol Reprod Dev. 2000 Oct;57(2):185-93.
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"Protamines in archeogastropod and cenogastropod molluscs: am example of
radical wvolutionary change in portein model". Cáceres,C., Gimenez-Bonafé,P.,
Zamora, M.J., Ribes,E., Saperas,N., Kasursby, H.E., and Chiva M. (2000)
.. Res. Trends. Comp. Biochem. Physiol. (en premsa)
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"L'estructura del DNA en el nucli de l'espermatozoide" . Del Valle,L.,
Gimenez-Bonafé,P., Saperas,N. i Chiva,M. (2000) Treballs
Soc. Cat Biol.(vol 48, pp 194-224)
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