P Loi

Summary

Affiliation: University of Teramo
Country: Italy

Publications

  1. ncbi request reprint Genetic rescue of an endangered mammal by cross-species nuclear transfer using post-mortem somatic cells
    P Loi
    Department of Structure, Functions, Animal Pathology and Biotechnology, University of Teramo, Italy
    Nat Biotechnol 19:962-4. 2001
  2. ncbi request reprint Nuclei of nonviable ovine somatic cells develop into lambs after nuclear transplantation
    Pasqualino Loi
    Dipartimento di Strutture, Funzioni, Patologie e Biotecnologie, Università di Teramo, Piazza Aldo Moro 45, 64100 Teramo, Italy
    Biol Reprod 67:126-32. 2002
  3. ncbi request reprint Amphibian and mammal somatic-cell cloning: different species, common results?
    Pasqualino Loi
    Department of Comparative Biomedical Sciences, Teramo University, Teramo 64100, Italy
    Trends Biotechnol 21:471-3. 2003
  4. doi request reprint Review paper: a review of the pathology of abnormal placentae of somatic cell nuclear transfer clone pregnancies in cattle, sheep, and mice
    C Palmieri
    Department of Comparative Biomedical Sciences, Faculty of Veterinary Medicine, University of Teramo, Teramo, Italy
    Vet Pathol 45:865-80. 2008
  5. doi request reprint Nuclear transfer of freeze-dried somatic cells into enucleated sheep oocytes
    P Loi
    Department of Comparative Biomedical Sciences, Teramo University, Teramo, Italy
    Reprod Domest Anim 43:417-22. 2008
  6. doi request reprint High levels of anandamide, an endogenous cannabinoid, block the growth of sheep preimplantation embryos by inducing apoptosis and reversible arrest of cell proliferation
    M Y Turco
    Department of Comparative Biomedical Sciences, University of Teramo 64100, Teramo, Italy
    Hum Reprod 23:2331-8. 2008
  7. ncbi request reprint Oocyte maturation is required for correct sperm chromatin rearrangement
    M Mattioli
    Dipartimento di Scienze Biomediche Comparate Sezione di Fisiologia Facoltà di Medicina Veterinaria Università di Teramo, Italy
    Vet Res Commun 28:205-8. 2004
  8. doi request reprint Intracoelomic teratoma in a domestic duck (Anas platyrhynchos domesticus): a case report including immunohistochemistry and electron microscopy
    C Palmieri
    Department of Comparative Biomedical Sciences, Faculty of Veterinary Medicine, Teramo University, Piazza Aldo Moro 45, 64100 Teramo, Italy
    Res Vet Sci 93:862-4. 2012
  9. ncbi request reprint Placental abnormalities in ovine somatic cell clones at term: a light and electron microscopic investigation
    C Palmieri
    Department of Comparative Biomedical Sciences, Faculty of Veterinary Medicine, Teramo University, Piazza Aldo Moro 45, 64100 Teramo, Italy
    Placenta 28:577-84. 2007
  10. pmc The effect of interspecific oocytes on demethylation of sperm DNA
    Nathalie Beaujean
    Division of Gene Expression and Development, Roslin Institute, Roslin EH25 9PS, United Kingdom
    Proc Natl Acad Sci U S A 101:7636-40. 2004

Collaborators

Detail Information

Publications24

  1. ncbi request reprint Genetic rescue of an endangered mammal by cross-species nuclear transfer using post-mortem somatic cells
    P Loi
    Department of Structure, Functions, Animal Pathology and Biotechnology, University of Teramo, Italy
    Nat Biotechnol 19:962-4. 2001
    ..Our findings support the use of cloning for the expansion of critically endangered populations...
  2. ncbi request reprint Nuclei of nonviable ovine somatic cells develop into lambs after nuclear transplantation
    Pasqualino Loi
    Dipartimento di Strutture, Funzioni, Patologie e Biotecnologie, Università di Teramo, Piazza Aldo Moro 45, 64100 Teramo, Italy
    Biol Reprod 67:126-32. 2002
    ....
  3. ncbi request reprint Amphibian and mammal somatic-cell cloning: different species, common results?
    Pasqualino Loi
    Department of Comparative Biomedical Sciences, Teramo University, Teramo 64100, Italy
    Trends Biotechnol 21:471-3. 2003
    ....
  4. doi request reprint Review paper: a review of the pathology of abnormal placentae of somatic cell nuclear transfer clone pregnancies in cattle, sheep, and mice
    C Palmieri
    Department of Comparative Biomedical Sciences, Faculty of Veterinary Medicine, University of Teramo, Teramo, Italy
    Vet Pathol 45:865-80. 2008
    ..The purpose of this review is to provide an overview of the anatomic pathology of abnormal placentae of SCNT clones and to summarize current knowledge concerning underlying pathogenetic mechanisms...
  5. doi request reprint Nuclear transfer of freeze-dried somatic cells into enucleated sheep oocytes
    P Loi
    Department of Comparative Biomedical Sciences, Teramo University, Teramo, Italy
    Reprod Domest Anim 43:417-22. 2008
    ....
  6. doi request reprint High levels of anandamide, an endogenous cannabinoid, block the growth of sheep preimplantation embryos by inducing apoptosis and reversible arrest of cell proliferation
    M Y Turco
    Department of Comparative Biomedical Sciences, University of Teramo 64100, Teramo, Italy
    Hum Reprod 23:2331-8. 2008
    ..We wanted to know whether the endocannabinoid signalling system was present also in the sheep reproductive tract and which kind of effect(s) AEA had on the development of sheep blastocysts in vitro...
  7. ncbi request reprint Oocyte maturation is required for correct sperm chromatin rearrangement
    M Mattioli
    Dipartimento di Scienze Biomediche Comparate Sezione di Fisiologia Facoltà di Medicina Veterinaria Università di Teramo, Italy
    Vet Res Commun 28:205-8. 2004
  8. doi request reprint Intracoelomic teratoma in a domestic duck (Anas platyrhynchos domesticus): a case report including immunohistochemistry and electron microscopy
    C Palmieri
    Department of Comparative Biomedical Sciences, Faculty of Veterinary Medicine, Teramo University, Piazza Aldo Moro 45, 64100 Teramo, Italy
    Res Vet Sci 93:862-4. 2012
    ....
  9. ncbi request reprint Placental abnormalities in ovine somatic cell clones at term: a light and electron microscopic investigation
    C Palmieri
    Department of Comparative Biomedical Sciences, Faculty of Veterinary Medicine, Teramo University, Piazza Aldo Moro 45, 64100 Teramo, Italy
    Placenta 28:577-84. 2007
    ....
  10. pmc The effect of interspecific oocytes on demethylation of sperm DNA
    Nathalie Beaujean
    Division of Gene Expression and Development, Roslin Institute, Roslin EH25 9PS, United Kingdom
    Proc Natl Acad Sci U S A 101:7636-40. 2004
    ..Our results suggest that the murine demethylation process is facilitated either by a sperm-derived factor or by male pronuclear chromatin composition...
  11. ncbi request reprint Preservation of the wild European mouflon: the first example of genetic management using a complete program of reproductive biotechnologies
    Grazyna Ptak
    Dipartimento di Strutture, Funzioni e Patologie degli Animali e Biotecnologie, Università di Teramo, 64100 Teramo, Italy
    Biol Reprod 66:796-801. 2002
    ..In addition, a genetic resource bank for the European mouflon was established, with cryopreserved sperm, embryos, and somatic cells...
  12. ncbi request reprint Improving delivery and offspring viability of in vitro-produced and cloned sheep embryos
    Grazyna Ptak
    Dipartimento di Biotecnologie, Università di Teramo, Italy
    Biol Reprod 67:1719-25. 2002
    ....
  13. ncbi request reprint Asymmetric nuclear reprogramming in somatic cell nuclear transfer?
    Pasqualino Loi
    Department of Comparative Biomedical Sciences, Teramo, Italy
    Bioessays 30:66-74. 2008
    ....
  14. ncbi request reprint Development of sheep androgenetic embryos is boosted following transfer of male pronuclei into androgenetic hemizygotes
    Kazutsugu Matsukawa
    Department of Comparative Biomedical Sciences, University of Teramo, Italy
    Cloning Stem Cells 9:374-81. 2007
    ..In conclusion, pronuclear transfer is an effective method to produce sheep androgenetic blastocysts...
  15. ncbi request reprint Cloning of endangered mammalian species: any progress?
    Pasqualino Loi
    Department of Comparative Biomedical Sciences, Piazza Aldo Moro 45, 64100, Teramo, Italy
    Trends Biotechnol 25:195-200. 2007
    ....
  16. ncbi request reprint Developmental and functional evidence of nuclear immaturity in prepubertal oocytes
    Grazyna Ptak
    Department of Comparative Biomedical Sciences, University of Teramo, Teramo, Italy
    Hum Reprod 21:2228-37. 2006
    ..The nuclear compartment has been proposed as responsible for the developmental arrest of prepubertal mouse oocytes while the studies on prepubertal sheep and cow oocyte model suggested the cytoplasm immaturity accounts for this failure...
  17. ncbi request reprint Cold-induced calcium elevation triggers DNA fragmentation in immature pig oocytes
    Mauro Mattioli
    Dipartimento di Strutture, Funzioni e Patologie Animali e Biotecnologie, Fisiologia Veterinaria, Università di Teramo, Italy
    Mol Reprod Dev 65:289-97. 2003
    ..The addition of inhibitors of ryanodine dependent Ca(2+) stores may represent a valuable protective treatment to reduce chilling injuries...
  18. ncbi request reprint Placental abnormalities associated with post-natal mortality in sheep somatic cell clones
    Pasqualino Loi
    Dipartimento di Scienze Biomediche Comparate, Teramo University, Piazza Aldo Moro 45, 64100 Teramo, Italy
    Theriogenology 65:1110-21. 2006
    ..Our results strongly suggest that post-mortality in cloned lambs is mainly caused by placental abnormalities...
  19. ncbi request reprint Conservation of IGF2-H19 and IGF2R imprinting in sheep: effects of somatic cell nuclear transfer
    Lorraine E Young
    School of Human Development, University of Nottingham, Queens Medical Centre, Nottingham, UK
    Mech Dev 120:1433-42. 2003
    ..Although the underlying mechanisms remain to be determined, our data indicate that somatic cell nuclear transfer procedures can lead to epigenetic deregulation at imprinted loci...
  20. ncbi request reprint Nucleus transfer in mammals: noninvasive approaches for the preparation of cytoplasts
    Josef Fulka
    Institute of Animal Production, POB 1, Prague 10, Czech Republic
    Trends Biotechnol 22:279-83. 2004
    ..For this reason the simplification of this step is permanently in the centre of interest of those scientists who are involved in the production of clones...
  21. ncbi request reprint Leukaemia inhibitory factor enhances sheep fertilization in vitro via an influence on the oocyte
    Grazyna Ptak
    Department of Comparative Biomedical Science, University of Teramo, 64100 Teramo, Italy
    Theriogenology 65:1891-9. 2006
    ..Together, these data demonstrate that LIF exerts a beneficial effect on sheep oocytes and embryos in vitro, but only at stages concomitant with steroid hormones surges...
  22. ncbi request reprint The absence of a DNA replication checkpoint in porcine zygotes
    Irena Vackova
    Institute of Animal Production, POB 1, CS 104 01 Prague 114, Czech Republic
    Zygote 14:33-7. 2006
    ..We conclude that in porcine zygotes there is an absence of the DNA replication checkpoint that is typical for some other mammals...
  23. ncbi request reprint Donor-dependent developmental competence of oocytes from lambs subjected to repeated hormonal stimulation
    Grazyna Ptak
    Dipartimento di Scienze Biomediche Comparate, Università di Teramo, 64100 Teramo, Italy
    Biol Reprod 69:278-85. 2003
    ..This observation consents to predict the ovarian performance from a single ewe already in early prepuberty (i.e., to qualify the female to breeding programs)...
  24. doi request reprint Cybrid human embryos--warranting opportunities to augment embryonic stem cell research
    Josef Fulka
    Institute of Animal Science, Prague, Czech Republic
    Trends Biotechnol 26:469-74. 2008
    ..If this approach is to be successful, many biological questions need to be answered and, in addition, some moral and ethical aspects must be taken into account...