| Genetic rescue of an endangered mammal by cross-species nuclear transfer using post-mortem somatic cells P Loi, G Ptak, B Barboni, J Fulka Jr, P Cappai, M Clinton Nature biotechnology 19 (10), 962-964, 2001 | 571 | 2001 |
| Offspring from one-month-old lambs: studies on the developmental capability of prepubertal oocytes G Ptak, P Loi, M Dattena, M Tischner, P Cappai Biology of Reproduction 61 (6), 1568-1574, 1999 | 159 | 1999 |
| Conservation of IGF2-H19 and IGF2R imprinting in sheep: effects of somatic cell nuclear transfer LE Young, AE Schnieke, KJ McCreath, S Wieckowski, G Konfortova, ... Mechanisms of development 120 (12), 1433-1442, 2003 | 153 | 2003 |
| The effect of interspecific oocytes on demethylation of sperm DNA N Beaujean, JE Taylor, M McGarry, JO Gardner, I Wilmut, P Loi, G Ptak, ... Proceedings of the National Academy of Sciences 101 (20), 7636-7640, 2004 | 148 | 2004 |
| Embryonic diapause is conserved across mammals GE Ptak, E Tacconi, M Czernik, P Toschi, JA Modlinski, P Loi PloS one 7 (3), e33027, 2012 | 123 | 2012 |
| Surviv land viability of vitrified in vitro and in vivo produced ovine blastocysts M Dattena, G Ptak, P Loi, P Cappai Theriogenology 53 (8), 1511-1519, 2000 | 116 | 2000 |
| Genetic diversity of Italian goat breeds assessed with a medium-density SNP chip L Nicoloso, L Bomba, L Colli, R Negrini, M Milanesi, R Mazza, T Sechi, ... Genetics Selection Evolution 47, 1-10, 2015 | 111 | 2015 |
| Preservation of the wild European mouflon: the first example of genetic management using a complete program of reproductive biotechnologies G Ptak, M Clinton, B Barboni, M Muzzeddu, P Cappai, M Tischner, P Loi Biology of reproduction 66 (3), 796-801, 2002 | 106 | 2002 |
| Placental abnormalities associated with post-natal mortality in sheep somatic cell clones P Loi, M Clinton, I Vackova, J Fulka Jr, R Feil, C Palmieri, L Della Salda, ... Theriogenology 65 (6), 1110-1121, 2006 | 103 | 2006 |
| Freeze-dried somatic cells direct embryonic development after nuclear transfer P Loi, K Matsukawa, G Ptak, M Clinton, J Fulka Jr, Y Nathan, A Arav PloS one 3 (8), e2978, 2008 | 101 | 2008 |
| A review of the pathology of abnormal placentae of somatic cell nuclear transfer clone pregnancies in cattle, sheep, and mice C Palmieri, P Loi, G Ptak, L Della Salda Veterinary pathology 45 (6), 865-880, 2008 | 100 | 2008 |
| Interspecies somatic cell nuclear transfer: a salvage tool seeking first aid P Loi, JA Modlinski, G Ptak Theriogenology 76 (2), 217-228, 2011 | 97 | 2011 |
| Ovum pick-up in sheep: efficiency of in vitro embryo production, vitrification and birth of offspring G Ptak, M Dattena, P Loi, M Tischner, P Cappai Theriogenology 52 (6), 1105-1114, 1999 | 86 | 1999 |
| Nuclei of nonviable ovine somatic cells develop into lambs after nuclear transplantation P Loi, M Clinton, B Barboni, J Fulka Jr, P Cappai, R Feil, RM Moor, G Ptak Biology of reproduction 67 (1), 126-132, 2002 | 85 | 2002 |
| Donor-dependent developmental competence of oocytes from lambs subjected to repeated hormonal stimulation G Ptak, M Tischner, N Bernabò, P Loi Biology of reproduction 69 (1), 278-285, 2003 | 78 | 2003 |
| Developmental and functional evidence of nuclear immaturity in prepubertal oocytes G Ptak, K Matsukawa, C Palmieri, LD Salda, PA Scapolo, P Loi Human Reproduction 21 (9), 2228-2237, 2006 | 66 | 2006 |
| Leukaemia inhibitory factor enhances sheep fertilization in vitro via an influence on the oocyte G Ptak, F Lopes, K Matsukawa, M Tischner, P Loi Theriogenology 65 (9), 1891-1899, 2006 | 66 | 2006 |
| Nucleus transfer in mammals: noninvasive approaches for the preparation of cytoplasts J Fulka, P Loi, H Fulka, G Ptak, T Nagai TRENDS in Biotechnology 22 (6), 279-283, 2004 | 64 | 2004 |
| Embryo transfer and related technologies in sheep reproduction P Loi, G Ptak, M Dattena, S Ledda, S Naitana, P Cappai Reproduction Nutrition Development 38 (6), 615-628, 1998 | 57 | 1998 |
| Effects of blastomere biopsy on post-natal growth and behavior in mice S Sampino, F Zacchini, AH Swiergiel, AJ Modlinski, P Loi, GE Ptak Human Reproduction 29 (9), 1875-1883, 2014 | 48 | 2014 |
