IRIS
LEDDA, Sergio
 Distribuzione geografica
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Continente #
NA - Nord America 6.059
EU - Europa 3.575
AS - Asia 2.527
SA - Sud America 39
Continente sconosciuto - Info sul continente non disponibili 25
OC - Oceania 25
AF - Africa 7
Totale 12.257
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Nazione #
US - Stati Uniti d'America 6.025
UA - Ucraina 1.610
CN - Cina 1.555
SG - Singapore 757
DE - Germania 559
SE - Svezia 415
IT - Italia 361
FI - Finlandia 257
GB - Regno Unito 155
IN - India 61
CZ - Repubblica Ceca 54
KR - Corea 47
BE - Belgio 45
TR - Turchia 45
FR - Francia 35
BR - Brasile 30
CA - Canada 30
AU - Australia 24
EU - Europa 22
IR - Iran 19
JP - Giappone 13
NL - Olanda 10
RU - Federazione Russa 10
ES - Italia 9
PL - Polonia 8
RO - Romania 8
DK - Danimarca 6
IL - Israele 6
BD - Bangladesh 5
LT - Lituania 5
AR - Argentina 4
AT - Austria 4
A2 - ???statistics.table.value.countryCode.A2??? 3
CL - Cile 3
EG - Egitto 3
GR - Grecia 3
IE - Irlanda 3
MD - Moldavia 3
PH - Filippine 3
SA - Arabia Saudita 3
BG - Bulgaria 2
CH - Svizzera 2
HU - Ungheria 2
ID - Indonesia 2
LA - Repubblica Popolare Democratica del Laos 2
LU - Lussemburgo 2
MN - Mongolia 2
NG - Nigeria 2
PA - Panama 2
PE - Perù 2
PT - Portogallo 2
BN - Brunei Darussalam 1
BY - Bielorussia 1
EE - Estonia 1
KH - Cambogia 1
LB - Libano 1
MK - Macedonia 1
MM - Myanmar 1
MS - Montserrat 1
MX - Messico 1
MY - Malesia 1
NP - Nepal 1
NZ - Nuova Zelanda 1
RS - Serbia 1
SC - Seychelles 1
SK - Slovacchia (Repubblica Slovacca) 1
SL - Sierra Leone 1
VN - Vietnam 1
Totale 12.257
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Città #
Chandler 1.538
Jacksonville 958
Singapore 592
Princeton 533
Nanjing 426
Dearborn 286
Wilmington 215
Ann Arbor 183
Sassari 174
Boardman 165
Nanchang 159
New York 142
Beijing 141
Shenyang 106
Woodbridge 91
Hebei 88
Tianjin 75
Changsha 68
Jiaxing 67
Jinan 55
Kunming 52
Andover 49
Seoul 47
Brno 46
Brussels 44
Santa Clara 44
Hangzhou 42
Ningbo 42
Ashburn 40
Zhengzhou 39
Norwalk 36
Taizhou 34
San Francisco 32
Guangzhou 29
Helsinki 29
Izmir 24
Auburn Hills 21
Mountain View 19
Shanghai 17
Munich 16
Toronto 16
San Mateo 15
Dallas 14
Los Angeles 14
Lanzhou 13
Haikou 11
London 11
Tappahannock 10
Changchun 9
Naples 9
Porto Alegre 9
Tokyo 9
Bangalore 8
Edinburgh 8
Hefei 8
Leawood 8
Ardabil 7
Augusta 7
Redmond 7
São Paulo 7
Amsterdam 6
Ancona 6
Falls Church 6
Monmouth Junction 6
Canberra 5
Córdoba 5
Melbourne 5
Olomouc 5
Paris 5
Rome 5
Taiyuan 5
Frankfurt am Main 4
Fuzhou 4
Houston 4
Montréal 4
Nuremberg 4
Phoenix 4
Romainville 4
Stockholm 4
Sydney 4
Tehran 4
Warsaw 4
Washington 4
Cagliari 3
Catania 3
Cedar Knolls 3
Chengdu 3
Chicago 3
Chisinau 3
Dhaka 3
Domusnovas Canales 3
Eden Prairie 3
Haifa 3
Krakow 3
Milan 3
Montreal 3
Mumbai 3
Ottawa 3
Prague 3
Saint Paul 3
Totale 7.122
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Nome #
Annual variations in resistive index (RI) of testicular artery, volume measurements and testosterone levels in bucks 121
Cerium oxide nanoparticles (CeO2 NPs) improve the developmental competence of in vitro-matured prepubertal ovine oocytes 97
FSH different regimes affect the developmental capacity and cryotolerance of embryos derived from oocytes collected by ovum pick-up in donor sheep 91
266 biocompatibility of nanoceria in ram sperm during 24 hours of incubation 85
Different temporal gene expression patterns for ovine pre-implantation embryos produced by parthenogenesis or in vitro fertilization 83
VITRIFICATION OF GV AND IVM HORSE OOCYTES WITH TWO DIFFERENT EQUILIBRATION METHODS 82
Methylation dynamics during folliculogenesis and early embryo development in sheep 82
Defined media for vitrification, warming, and rehydration: effects on post-thaw protein synthesis and viability of in vitro derived ovine embryos 81
Repeatability of antral follicle count during early gestation in dairy cattle 81
Vitrification devices affect structural and molecular status of in vitro matured ovine oocytes 81
Prepubertal and adult ovine oocytes show different sensitivity to vitrification procedures 80
Cerium dioxide nanoparticles did not alter the functional and morphologic characteristics of ram sperm during short-term exposure 76
Amniotic fluid l-ergothioneine concentrations in pregnant sheep after natural mating and transfer of vitrified/thawed in-vitro produced embryos 73
Nucleus transfer in mammals: How the oocyte cytoplasm modifies the transferred nucleus 72
Oocyte cryopreservation: oocyte assessment and strategies for improving survival 72
Effect of caffeine treatment before vitrification on MPF and MAPK activity and spontaneous parthenogenetic activation of in vitro matured ovine oocytes. 72
Activity of Maturation Promoting Factor (MPF) and Mitogen-Activated Protein Kinases (MAPK) during in vitro maturation of horse expanded or compact cumulus complex 72
Delay on the in vitro kinetic development of prepubertal ovine embryos 71
Impact of a starch-rich maternal diet in pregnant ewes on body and testicular development in male offspring 71
Comparation of foetal growth in natural mated and vitrified/warmed ovine embryos by ultrasonographic measutements 69
Evaluation of the impact of vitrification on the actin cytoskeleton of in vitro matured ovine oocytes by means of Raman microspectroscopy. 69
Liquid storage of ram semen for 96 hours: effects on kinematic parameters, membranes and DNA integrity, and ROS production 68
Activity of maturation promoting factor, but not of microtubule-activated protein kinase, decreases over time in frozen thawed human oocytes 68
Ovine oocytes fertilization following ICSI: effect of interspecific sperm injection, oocyte activation and sperm treatment 68
Analysis of morphological and functional parameters of ram semen stored at 4°c in a commercial extender for up to 24 hours 68
Delay in maternal transcript degradation in ovine embryos derived from low competence oocytes 67
Trehalose during maturation affects vitrification of prepubertal ovine oocytes 67
Production and lambing rate of blastocysts derived from in vitro matured oocytes after gonadotropin treatment of prepubertal ewes. 66
Biocompatibility of nanoceria in ram sperm during 24 hours of incubation 66
The effect of co-culture on the development of in vitro matured equine oocytes after intracytoplastic sperm injection 64
Activity of Maturation Promoting Factor (MPF) and Mitogen-Activated Protein Kinases (MAPK) during in vitro maturation of horse expanded or compact cumulus complex. Theriogenology ; : 64
Vitrification of GV and IVM horse oocytes with two different equilibration methods 64
Insights on cryopreserved sheep fibroblasts by cryomicroscopy and gene expression analysis 64
Testicular development in male lambs prenatally exposed to a high-starch diet 64
Polyvinyl alcohol as a defined substitute for serum in vitrification and warming solutions to cryopreserve ovine embryos at different stages of development 64
Expression of pluripotency markers in genital ridges of ovine foetuses 63
Cell coupling and MPF activity in in-vitro matured prepubertal and adult sheep oocytes 63
DNA methylation and hydroxymethylation analysis in a model of oocyte differential developmental competence in sheep. 63
In vitro oocyte maturation, fertilization and culture after ovum pick-up in an endangered gazelle (Gazella dama mhorr) 62
Intracytoplasmic sperm injection of in vitro matured oocytes of domestic cats with frozen-thawed epididymal spermatozoa 62
The subcortical maternal complex: multiple functions for one biological structure? 62
Two culture systems showing a biphasic effect on ovine embryo development from the 1-2 cell stage to hatched blastocysts 62
Concentrations of L-ergothioneine in follicular fluids of farm animals 61
Novel approach to cell sampling from preimplantation ovine embryos and its potential use in embryonic genome analysis 61
Freemartinismo ovino: variazioni stagionali della testosteronemia e del comportamento 61
Superoxide dismutase affects the viability of thawed European mouflon (Ovis g. musimon) semen and the heterologous fertilization using both IVF and intracytoplasmatic sperm injection 61
SEPARATION OF CAPRINE GLOBIN CHAINS BY REVERSED-PHASE HIGH-PERFORMANCE LIQUID-CHROMATOGRAPHY - EVIDENCE FOR THE PRESENCE OF A SILENT BETA-B-GLOBIN ALLELE IN SARDINIAN SHEEP 61
Differences in amniotic amino acids concentrations between pregnancies obtained with transfer of vitrified/thawed IVP embryos and with natural mating in sheep 60
Expression of maternally derived KHDC3, NLRP5, OOEP and TLE6 is associated with oocyte developmental competence in the ovine species. 60
EMBRYO RECOVERY FROM SUPEROVULATED MOUFLONS (OVIS-GMELINI-MUSIMON) AND VIABILITY AFTER TRANSFER INTO DOMESTIC SHEEP 59
Use of a neuroleptic in assisted reproduction of the critically endangered Mohor gazelle (Gazella dama mhorr) 59
A novel approach to cell sampling from preimplantation ovine embryos and its potential use in embryonic genome analysis 59
Analisi mediante microspettroscopia Raman delle alterazioni biochimico-molecolari indotte dallo stress ossidativo nell’oocita di topo 58
Analysis of gene expression of ovine pre-implantation embryos derived from in vitro fertilization and parthenogenetic activation 57
Cadmium effects on the in vitro maturation and fertilisation of ovine oocyte 56
Activity of maturation promoting factor (MPF) and mitogen-activated protein kinases (MAPK) during in vitro maturation of domestic cat oocytes 56
Different vitrification procedures affect the development of matured ovine oocytes 56
I protocolli di vitrificazione influenzano la conservazione e la successiva capacità di sviluppo dell’oocita di ovino 56
In vitro viability and fertilization rates of cryopreserved semen collected from european mouflons of different ages 56
Embryo cloning in sheep work in progress 55
Espressione markers di pluripotenza in creste genitali di feti ovini di differenti età 55
ULTRASONOGRAPHIC MONITORING AND AMNIOCENTESIS DURING FOETAL DEVELOPMENT OF VITRIFIED OVINE EMBRYOS 55
Resumption of metabolic activity of vitrified/warmed ovine embryos 55
Influence of co-culture with oviductal epithelial cells on in vitro maturation of canine oocytes 55
Potenziale utilizzo del seme crioconservato di muflone (Ovis g. musimon) nella conservazione di popolazioni geneticamente isolate e di ridotte dimensioni 55
Effect of exposure to CeO2 nanoparticles on ram spermatozoa during storage at 4 °C for 96 hours 55
Vasoactive intestinal peptide influences hatching of ovine blastocysts 54
Characterization, isolation and culture of primordial germ cells in domestic animals: recent progress and insights from the ovine species 54
Influence of Vasoactive Intestinal Peptide (VIP) Atrial Natriuretic Peptide (ANP) Insuline-like Growth Factor-I (IGF-I) on in vitro maturation of prepuberal and sheep oocytes 54
NMR characterization of animals’ follicular fluids 54
Membrane integrity and fertilizing potential of cryopreserved spermatozoa in European mouflon 53
High in vitro survival rate of sheep in vitro produced blastocysts vitrified with a new method and device. 53
Two culture systems showing a biphasic effect on ovine embryo development from the 1-2 cell stage to hatched blastocysts | [DEUX SYSTEMES DE CULTURE MONTRANT UN EFFET BIPHASIQUE DANS RE DEVELOPPEMENT DES EMBRYONS OVINS DU STADE 1-2 CELLULES JUSQU'A L'ECLOSION.] 53
Influence of Culture Media on the Motility and Viability of Cryopreserved Stallion Spermatozoa 53
Cell coupling and maturation-promoting factor activity in in vitro-matured prepubertal and adult sheep oocytes 53
A novel technique for in vitro maturation of sheep oocytes in a liquid marble microbioreactor. 53
Meiotic progression and developmental competence of oocytes collected from juvenile and adult ewes. 52
Polyvinyl alcohol as a defined substitute for serum in vitrifications solutions to cryopreserve ovine embryos at different stages of development 52
Utilizzo del trealosio nella crioconservazione del seme di muflone (Ovis gmelini musimon) durante la stagione non riproduttiva 52
Graft of the cortex ovarian and ovary tranlation in sheep: anatomical and histopatological findings 52
Maternal-fetal transplacental leakage of mitochondrial DNA in bovine nuclear transfer pregnancies: potential implications for offspring and recipients. CLONING AND STEM CELLS, 150-156, ISSN: 1536-2302 52
Effect of two superovulatory treatments on survival rates of ovine embryos after vitrification 52
Lipid droplet distribution of immature canine oocytes in relation to their size and the reproductive stage. 52
Developmental asynchrony during in vitro culture of IVMF prepubertal and adult sheep oocytes 52
Negative effect of cumulus cells and cytochalasin on IVM and viability of vitrified immature sheep oocytes 52
Cationi intraeritrocitari: diversità tra muflone e pecora sarda 52
Activity of maturation promoting factor (MPF) and mitogen activated protein kinase (MAPK) after parthenogenetic activation of ovine oocytes 51
Effect of cadmium on the development and DNA synthesis of mouse embryos cultured in vitro 51
HEMOGLOBIN PHENOTYPE OF THE WILD EUROPEAN MOUFLON SHEEP LIVING ON THE ISLAND OF SARDINIA 51
CRYOTOLERANCE AND GENE EXPRESSION OF IN VITRO PRODUCED PREPUBERTAL GOAT BLASTOCYSTS 51
A low oxygen atmosphere during IVF accelerates the kinetic of formation of In vitro produced ovine blastocysts 51
Vitrificazione di oociti di cavallo immaturi o dopo maturazione in vitro 51
Sheep embryos derived from FSH/eCG treatment have a lower in vitro viability after vitrification than those derived from FSH treatment 50
Effect of biopsy and vitrification on in vitro survival of ovine embryos at different stages of development 50
Haemoglobin phenotypes of the wild European mouflon sheep living on the island of Sardinia 50
Messenger RNA expression patterns of Interferon-tau, OCT 4 and Nanog in ovine preimplantation embryos derived from different origins 50
Osservazione preliminare sullo status del muflone nell'isola dell'Asinara attraverso il profilo metabolico. 49
Cadmium effects on the in vitro maturation and fertilization of ovine oocyte 49
Tissue-specific and minor inter-individual variation in imprinting of IGF2R is a common feature of Bos taurus Concepti and not correlated with fetal weight. 49
I derivati ematici influenzano la ripresa metabolica e la vitalità dopo vitrificazione di embrioni di ovino prodotti in vitro 49
Totale 6.178
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Categoria #
all - tutte 66.959
article - articoli 0
book - libri 0
conference - conferenze 0
curatela - curatele 0
other - altro 0
patent - brevetti 0
selected - selezionate 0
volume - volumi 0
Totale 66.959
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Totale Lug Ago Sett Ott Nov Dic Gen Feb Mar Apr Mag Giu
2019/20201.646 0 0 0 0 242 240 515 22 261 82 281 3
2020/20212.148 255 3 321 25 264 87 280 20 429 309 109 46
2021/20221.234 204 14 1 11 6 5 63 75 115 66 149 525
2022/20232.961 283 170 31 511 291 507 2 386 550 31 144 55
2023/2024799 146 78 17 47 80 146 9 20 3 7 72 174
2024/20251.031 88 67 456 137 283 0 0 0 0 0 0 0
Totale 12.522