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(Click for frequent words.) 72 cloned mammal 62 mammal cloned 61 Ian Wilmut 61 Scotland Roslin Institute 59 Royana 55 cloned goat 55 Professor Ian Wilmut 54 cloned mammal Dolly 52 Snuppy 52 Sir Ian Wilmut 52 Wilmut 52 cloning Dolly 52 clone Dolly 52 Roslin Institute 52 cloned Dolly 52 Prometea 52 Prof Wilmut 51 cloned embryo 51 cloned pigs 50 PPL Therapeutics 50 renowned Roslin Institute 50 Edinburgh Roslin Institute 50 cloned embryos 50 cloned 50 clone embryos 50 cloning 50 cloned mule 49 ovarian transplant 49 embryo clones 49 Royan Institute 49 transfer SCNT 49 Professor Wilmut 48 transgenic animals 48 cloned primate 48 extracted stem cells 48 cloned camel 47 successfully cloned Dolly 47 Reproductive cloning 47 cloning embryos 47 dog Snuppy 46 extract stem cells 46 induced pluripotent stem iPS 46 cloned blastocysts 46 ovary transplants 46 Lancelot Encore 46 somatic cell nuclear 45 transgenic pigs 45 germline stem cells 45 bantengs 45 hypoallergenic cats 45 Panos Zavos 45 Raelian sect 45 embryo 45 named Snuppy 45 Woo Suk Hwang 45 cloned cow 45 Hoerstrup 45 Dolly 44 implanting Nadya Suleman 44 Nayernia 44 Dr Panos Zavos 44 Atlantic blacktip shark 44 transgenic animal 44 cloned monkey 44 cloned puppies 44 chimeric embryos 44 Transfer SCNT 44 Dr Zavos 44 recombinant spider silk 44 Bovine spongiform encephalopathy BSE 44 pioneer Craig Venter 43 cytoplasmic hybrids 43 clonings 43 Severino Antinori 43 Prusiner 43 cybrids 43 e Isfahani 43 transgenic organisms 43 Camel Reproduction Centre 43 primordial germ cells 43 hypoallergenic cat 43 Neanderthals interbred 43 clouded leopard cubs 43 SEQureDx ™ 43 reprogrammed stem cells 43 cloned stem cells 43 cytoplasmic hybrid 43 parthenogenesis 43 cloning pioneer 43 transplanted ovarian 43 human embryos 42 admixed embryos 42 fertilized egg splits 42 vitro fertilization artificial insemination 42 Shoukhrat Mitalipov 42 Brigitte Boisselier 42 Pyrenean ibex 42 scientific breakthroughs 42 embryo cloned 42 underlying CSRV 42 embryonic cloning 42 surplus IVF embryos 42 mouse embryos 42 parthenogenetic 42 Blastocysts 42 Chantelle Stedman 42 insulin secreting islet cells 42 pluripotent embryonic stem cells 42 IVF embryos 42 extracting stem cells 42 Verlinsky 42 octuplets conceived 42 implanted embryos 42 blastomeres 42 journal Cloning 41 human cloning 41 whole ovary transplant 41 International HapMap Consortium 41 stem cells extracted 41 artificial wombs 41 Therapeutic cloning 41 J Craig Venter 41 spare IVF embryos 41 Sooam 41 genetically reprogrammed 41 Cloning embryos 41 OTCQX LVCLY 41 embryos 41 Raman Effect 41 teratomas 41 Follow LiveScience 41 Siberian tiger cub 41 excess IVF embryos 41 Essure permanent 41 cub Tai Shan 41 Roger Highfield 41 artificial spider silk 41 SCIENTISTS 41 RNL BIO 41 bovine spongiform 41 bovine spongiform encephalitis 41 Mitalipov 41 Cloned cow 41 embyros 41 stem cells 41 fertilized embryo 41 federally funded embryonic 41 Clonaid 41 purported breakthroughs 41 Boisselier 40 Narfstrom 40 Cloning pioneer 40 genetically altered mosquitoes 40 Embryology Authority HFEA 40 cloned cattle 40 BioArts International 40 genetic imprinting 40 amniotic stem cells 40 Cloning 40 Human Fertilization 40 ovary transplant 40 artificial retinas 40 Shinya Yamanaka 40 conjoined twins Ladan 40 lymphocytic choriomeningitis virus 40 frozen thawed 40 Panayiotis Zavos 40 synthetic genome 40 unfertilised eggs 40 journal Theriogenology 40 SCNT 40 prohibit reproductive cloning 40 pluripotent stem cells 40 Professor Trounson 40 Ruppy 40 destroying embryos 40 stemcells 40 spermatogonial stem cells 40 umbilical cord stem cells 40 unfertilized egg 40 embryonic stem cells 40 Variant Creutzfeldt Jakob 40 Enviropigs 40 intracytoplasmic sperm injection 40 holoprosencephaly 40 fertilized embryos 40 gene splicing 40 pyroprocessing 40 Embryos 40 entrepreneur Craig Venter 40 unfertilised egg 40 blastomere 40 invitro fertilization 40 prosthetic paws 40 captive pandas 40 Stephen Wolfram 40 duplicated chromosomes 40 semen ova 40 Thomas Tuschl 40 aborting fetuses 40 Induced pluripotent stem cells 40 Parthenogenesis 40 stemcell 40 stemcell research 40 Professor Hwang Woo 40 self replicating 40 vitro maturation 40 human reproductive cloning 40 reproductive cloning 40 genome mapping 40 Emily Schoenbaum 40 Mendelian genetics 39 Embryology Act 39 chimeras 39 human embryonic stem 39 congenital disorders 39 transplanted tissue 39 extinct woolly mammoth 39 diploid cells 39 Prof Nayernia 39 deriving stem cells 39 biotechnologists 39 therapeutic cloning 39 Massospondylus 39 Bovine Spongiform Encephalopathy BSE 39 Regenerative medicine 39 genetically manipulated 39 Gabriela Cezar 39 Chantelle Steadman 39 Bactrian camel 39 Teruhiko Wakayama 39 phthalate syndrome 39 geneticist Craig Venter 39 fertilized chicken 39 Anne Carvajal 39 defective mitochondria 39 Bijani twins 39 Karim Nayernia 39 Babraham Institute 39 Hwang Woo Suk 39 Kamrava clinic 39 microchip 39 Preimplantation Genetic Diagnosis PGD 39 transgenic chickens 39 Raelian movement 39 Raelian religious 39 abnormal chromosomes 39 recombinant DNA 39 Grompe 39 nanobodies 39 journal PNAS Proceedings 39 Britain Human Fertilization 39 amniotic stem cell 39 Wilhelm Conrad Roentgen 39 prehuman 39 savior sibling 39 mammary cells 39 Cloned Sheep 39 polar cub 39 replace diseased tissue 39 fertilized eggs 39 Bovine spongiform encephalopathy 39 BioArts 39 Roslin Cells 39 iPS stem cells 39 abnormal prions 39 cloner 39 chick embryos 39 Synthetic biology 39 Arnold Kriegstein MD PhD 39 optogenetics 39 Mabton Wash. dairy 39 blastocyst stage 39 Baby Fae 39 Azim Surani 39 earlier Dorlean Nadege 39 Leo Esaki 39 AbioCor artificial heart 39 infertility miscarriages 39 iPSCs 39 John Frangioni 39 Pieraz 39 HuCNS SC ® 39 epiblast stem cells 39 Boris Rubinsky 38 Creutzfeld Jakob disease 38 assisted reproductive 38 vitro fertilization 38 biologist Craig Venter 38 cumulus cells 38 Institute JCVI 38 MeCP2 protein 38 frozen embryo 38 stem cell therapy 38 embryology 38 stem cell 38 embryonic stemcells 38 cell hESC 38 lactose tolerance 38 scientific discoveries 38 HeLa cell 38 egg follicles 38 cybrid 38 Beckwith Wiedemann syndrome 38 diagnosis PGD 38 pancreases 38 fertilized egg 38 iPS cells 38 endangered marsupials 38 reprogram adult 38 neural crest stem cells 38 implanting embryos 38 non mammalian vertebrates 38 Antony Flew 38 Rajo Devi 38 untreatable diseases 38 Stephanie Yarber 38 Klotho gene 38 fertilized ova 38 RNL Bio 38 ScienCentral News video 38 Arpad Pusztai 38 cryo preservation 38 embryonic stem ES 38 Reijo Pera 38 worthwhile Schwehm 38 embryonal 38 giant panda cub 38 vitro fertilization IVF 38 deformed fetuses dying 38 Osiris Therapeutics Inc 38 thale cress Arabidopsis thaliana 38 stem cell colonies 38 Raelian cult 38 sirenomelia 38 Edinburgh BioQuarter 38 artificial fertilization 38 cell hESC derived 38 Hwang Woo suk 38 conjoined twins 38 Embryonic stem cells 38 pluripotent cells 38 Geron Corp. 38 Nucleix 38 prion gene 38 Cyagra 38 planarians 38 Katrin Hinrichs 38 Embryonic stem cell 38 Mohammed Hossein Nasr 38 Particle physics 38 germline cells 38 embryological 38 artificially inseminating 38 sonofusion 38 embryonic cells 38 Big Bang Machine 38 Particle physicists 38 immunologically compatible 38 human parthenogenetic stem 38 female gamete 38 safer smallpox vaccines 38 Sporty Spice Melanie Chisholm 38 Adriana Iliescu 38 dinosaur Sereno 38 dinosaur extinction 38 Rumaisa 38 artificial insemination 37 Afghan hound 37 pluripotent human 37 Lotfi Zadeh 37 embryonic 37 journal PNAS 37 transdifferentiation 37 quantum teleportation 37 mammalian embryos 37 Genetic Savings 37 scientists 37 Tengion clinical 37 Infectious prions 37 powerful particle accelerator 37 selective breeding 37 Komodo dragons hatched 37 Origen Therapeutics 37 vitro treatments 37 Sydney Taronga Zoo 37 Ladan Bijani 37 cumulus removal 37 triplet calves 37 genetically engineered 37 Patti Farrant 37 Annamite striped rabbit 37 Enterobacter sakazakii 37 neural stem cell 37 chromosomal defect 37 Board probes octuplet 37 bionic ear 37 transgenic mouse 37 ovarian tissue 37 geneticists 37 panda sperm 37 ISCO scientists 37 Pasko Rakic 37 red haired Duroc 37 Genetically engineered animals 37 Bernann McKinney 37 artificial gametes 37 Stem Cell Sciences 37 trap antimatter atoms 37 Cellular Dynamics 37 Somatic Cell Nuclear 37 Maxim Doucet 37 transplanted ovary 37 oocytes eggs 37 pluripotent stem cell 37 neural tube 37 Raptorex kriegsteini 37 terminator seeds 37 prosthetic testicles 37 equine reproduction 37 genetically modifying crops 37 Bluetongue virus 37 miscarried fetuses 37 cloned piglets 37 cloned embryonic stem 37 nonembryonic stem cells 37 Surrogate births 37 intra cytoplasmic sperm 37 Magdi Yacoub 37 scientists Andre Geim 37 molecular imprinting 37 amniotic epithelial cells 37 Amillia Taylor 37 Matschie tree kangaroo 37 tammar wallaby 37 Lee Byeong Chun 37 IVF 37 synthetic genomics 37 Soffritti 37 identification EID 37 chimpanzees diverged 37 fertilized ovum 37 septuplets 37 Affymetrix GeneChip R 37 cloned transgenic 37 horned dinosaur 37 spider silk proteins 37 Leonard Zon 37 Alessio Fasano 37 Hematech 37 Zavos 37 AquAdvantage salmon 37 Hwang fabricated 37 placental tissue 37 Therapeutic cloning involves 37 Tasmanian tiger 37 Technology Institute NSTI 37 primate evolution 37 pre implantation genetic 37 mule clones 37 thylacine DNA 37 Robin Lovell Badge 37 Viagen Inc. 37 chromosome abnormalities 37 Mesoblast Limited ASX MSB 37 preimplantation genetic diagnosis PGD 37 cells hESC 37 tube fertilization 37 embryos fertilized 37 Atoh1 37 ovaries 37 fetal stem cells 37 cloned cows 37 embryonic stem cells ESCs 36 Patrick Steptoe 36 AquaBounty Technologies 36 parthenogenetic cells 36 woodland strawberry 36 ovarian transplants 36 Meave Leakey 36 retinal implant 36 multi celled organisms 36 Maskawa 36 BBSRC funded 36 oviducts 36 neo Darwinian theory 36 transgenesis 36 oocyte vitrification 36 trachea transplant 36 recombinant bovine somatotropin rbST 36 Disgraced cloning scientist 36 unfertilised 36 cellular reprogramming 36 multicellular animals 36 crossbreed 36 embryo cloning 36 Seymour Benzer 36 Yanagimachi 36 umbilical stem cells 36 Jeanne Loring 36 somatic cell 36 blastocyst 36 Omkari 36 nanomedical 36 mad cow disease 36 Biocell Center 36 ovarian follicle 36 panda cubs 36 Viagen 36 stillborn calf 36 bioengineered mice 36 genetically mapped 36 Kriegstein 36 IVF clinics 36 gene therapy 36 Mandy Allwood 36 somatic stem cell 36 Dr. Karsenty 36 CiRA 36 embryonic tissue 36 Plasticell 36 Kong Il keun 36 artificial procreation 36 identical triplets 36 developmental biologist 36 Osamu Shimomura 36 Lauterbur 36 iPSC 36 herdmates 36 transplanted lynx 36 GFP gene 36 reproductive physiology 36 genetically engineered salmon 36 IVF embryo 36 Ephraim Katzir 36 frozen IVF embryos 36 Siberian mammoths 36 reproductive biology 36 scientist Woo Suk 36 StarLink corn 36 trophoblast 36 Yang Yang YAHNG 36 myostatin gene 36 Dye sensitized solar 36 neural crest cells 36 species reproduce asexually 36 ALLERCA 36 renowned theoretical physicist 36 adult somatic cells 36 animal herdmates 36 Allerca 36 Wnt protein 36 chick hatched 36 chickens pigs 36 lifesaving cures 36 cell transplantation 36 giant panda cubs 36 Dr Taranissi 36 neural tube defect 36 mutant mouse 36 proprietary nanofabrication technology 36 suk faked 36 xenotransplantation 36 red panda cubs 36 virgin birth 36 genomics transcriptomics 36 Rebecca Garten 36 EBx 36 Amillia Sonja Taylor 36 NASDAQ OSIR 36 primordial follicles 36 Wrotnowski argued 36 polydactylism 36 long necked sauropods 36 gestated 36 flagellin 36 brother Khamis Khamis 36 regenerative medicine 36 Lovell Badge 36 Mycoplasma capricolum 36 embryos implanted 36 totipotent 36 fetuses aborted 36 transgenic monkeys 36 rDNA construct 36 Alec Jeffreys 36 John Sulston 36 Microraptor gui 36 unspayed female cat 36 ovary tissue 36 transplanting insulin 36 consort Gao Gao 36 Gary Ruvkun 36 IVF treatment 36 Craig Venter 36 miscarriages premature births 36 Organ Regeneration Platform 36 hESC lines 36 ligers 36 Bovine Spongiform Encephalopathy 36 Chironomus Walker 36 Garon Presley 36 iPS cell 36 assisted reproduction 36 aurochs 36 scientific journal PNAS 36 oocytes 36 ATryn ® GTC recombinant 36 Persian leopard 36 fertilization clinics 36 cloned animals 36 prevent fertilized egg 36 zebra fish 36 Nanomedicine Nanomedicine 36 Maisie Roxanne 36 glycobiology 36 panda Hua Mei 36 microchimerism 36 vitro fertilization clinics 36 Idaho Gem 36 genetic defects 36 spermatogonial cells 36 germ cells 36 unfertilized mouse 36 bioinnovation 36 growth hormone rBGH 36 Fallopian tube 36 genetically sequenced 36 proprietary nanofabrication 36 Kinki University 36 astrophysics nanoscience 36 Cryozootech 36 nanosensor 36 leftover embryos 36 BT Brinjal 36 pharmaceuticals synthetics 36 banning reproductive cloning 35 transgenic 35 Dickey Wicker amendment 35 Lun Lun LOON LOON 35 endangered subspecies 35 ulipristal 35 AquaBounty 35 petrie dish 35 transgenic silkworms 35 Stemagen 35 Embryo 35 induced pluripotent cells 35 gorillas orangutans 35 Raelians 35 liger cubs 35 neutrino physics 35 abiogenesis 35 ovulatory cycles 35 Optobionics 35 Otto Warburg 35 Wynshaw Boris 35 regenerating tissues 35 Rogelio Baena 35 bacterium Listeria 35 wholphin 35 M. capricolum 35 Firouzabad southern Iran 35 Antonio Lanzavecchia 35 Maria Karayiorgou 35 wasting ailment 35 aneuploid 35 Bacillus Bt 35 infected cow 35 sperm fertilizes 35 Touirat 35 diaphragmatic hernia 35 Embryonic stem cells ESCs 35 hyperstimulated 35 nanotechnological 35 Kune Kune 35 enucleated egg 35 mouse neural stem 35 chick embryo 35 Hollmen 35 Miodrag Stojkovic 35 Artificial insemination 35 embryonic fetal 35 ruminant animals 35 zona pellucida 35 panda cub born 35 bone marrow derived mesenchymal 35 CHD7 35 stem cell therapeutics 35 multipotent adult 35 biotechnology 35 cloned offspring 35 Somatic cell 35 mammalian genetics 35 Gairdner Foundation 35 separated conjoined 35 amniotic fluid stem cells 35 cefquinome 35 Aqua Bounty 35 chimeric 35 captive sooties 35 tabletop fusion 35 stem cells derived 35 Preimplantation genetic diagnosis 35 artificially inseminated 35 ImmuneRegen BioSciences wholly owned 35 WAIMR 35 infertility treatments 35 medieval archeology 35 ovary 35 malformed offspring 35 adult stem cells 35 Gregor Mendel 35 Bergholdt 35 zinc finger nuclease 35 pluripotent embryonic 35 SynCon ™ 35 Laleh Bijani 35 genetically altered 35 haplotype map 35 irreversible electroporation IRE 35 BRIP1 35 emperor tamarin 35 Cellartis 35 Genetically modified 35 bovine spongiform encephalopathy BSE 35 French acronym OIE 35 Geron Corporation 35 CCMB 35 Dausset 35 nanorobot 35 stem cell research 35 Neanderthal genome sequence 35 unicellular organism 35 fetal tissue 35 unfertilized eggs 35 biopsied embryos 35 Kenneth Kinzler 35 degus 35 gamma globin gene 35 DNA recombination 35 genetically manipulate 35 Duane Kraemer 35 spontaneously abort 35 engineered bladders 35 Discoveries Tomorrow 35 mammalian ancestor 35 renowned cosmologist 35 synthetic chromosome 35 fetu 35 ruminants 35 deafness viral meningitis 35 placental cells 35 Robert Cailliau 35 FOXP2 gene 35 PETA Ingrid Newkirk 35 islet cells 35 embryologists 35 Dakosaurus andiniensis 35 ACT OTC ACTC 35 unused embryos 35 Prof. Hwang Woo 35 cub Xi Lan 35 somatic cells 35 molecular biology genetics 35 hES 35 Yury Verlinsky 35 Jaenisch 35 ICSI intracytoplasmic sperm 35 regenerative therapy 35 atom smashers 35 Dr. Daniel Offen 35 Booger 35 infertility miscarriage 35 chimeric antibodies 35 Prof Hawking 35 small RNAs encoded 35 induced pluripotent stem cells 35 reimplanting sperm producing 35 Kutluk Oktay 35 OTCBB ACTC 35 Westhusin 35 chimeric mice 35 Stemina 35 Gepstein 35 birth 35 Ahmed H. Zewail 35 regenerate diseased 35 Friedrich Loeffler Institute 35 artificially inseminate 35 superfetation 35 Advanced Cell 35 adult stem cell 35 pancreatic cells 35 ethically unjustifiable 35 Untreated mice 35 single blastomere 34 neuronal stem cells 34 genetics biochemistry 34 Plasma Converter TM 34 Mario Paniccia director 34 cub Hua Mei 34 immature oocytes 34 macaque monkey 34 perpetuating falsehoods 34 umbilical hernias 34 Commercial surrogacy 34 cytoplasmic embryos 34 Dionne quintuplets 34 biogenetics 34 Cryopreservation 34 hES cell 34 Davison Rowley 34 data storage HB-LED/wireless 34 normal prion protein 34 identical quadruplets 34 Dr. Catherine Verfaillie 34 Regenetech 34 inseminator 34 variant Creutzfeldt Jakob Disease 34 ZFN technology 34 mature oocytes 34 Cloned animals 34 cows pigs 34 synthetic biology 34 CTVT 34 glowing blob 34 stimulating unfertilized eggs 34 macaque genome 34 artificially incubated 34 technological singularity 34 diseased Holstein 34 Mermaid Syndrome 34 cud chewing animals 34 primordia 34 Holstein cow 34 WSN/# 34 Genetically modified foods 34 Crucell PER.C6 ® 34 Plop Plop 34 panda cub 34 bdelloid rotifer 34 blank slate stem cells 34 Neanderthal genes 34 Vitro Fertilisation IVF 34 Neural stem cells 34 linear collider 34 NASDAQ GERN 34 Masai giraffes 34 Ikufumi Yamada 34 Frankenfoods 34 muscle dystrophies 34 somatic stem cells 34 Nocton Dairies 34 agri biotech 34 mathematician Stephen Hawking 34 bother Merhi 34 implantable RFID 34 daughter Nahla Ariela Aubry 34 embryonic stem 34 blastocysts 34 Dr. Michelle Khine 34 genome sequenced 34 silicon Mach Zehnder 34 HFEA 34 parthenogenic 34 anencephaly 34 automated DNA sequencer 34 Embryo donation 34 zygote 34 neurogenetics 34 implantable glucose sensing 34 embryo implants 34 Vitro Fertilization IVF 34 theoretical physicist Stephen Hawking 34 Yamanaka recipe 34 undifferentiated stem cells 34 Crossbreeding 34 Mackay Sim 34 hybridised 34 Male infertility 34 approved implantable microchip 34 Stem cell 34 offspring 34 reimplanting 34 Psittacosaurus 34 Hawaiian taro 34 physicists 34 bioluminescence imaging 34 Charpak 34 genetically modified eggplant 34 planarian 34 Thomas Okarma 34 ViaGen 34 hunts whales 34 rotifer 34 Zivie 34 journal Carcinogenesis 34 conceive 34 liver regenerates 34 ruminant 34 cloned mules 34 cryo preserved 34 Christiane Volhard 34 adult neural stem 34 gene synthesis 34 Sooam Biotech Research 34 Broiler chickens 34 Cambrian Explosion 34 genome sequence 34 biochemist Gerty Cori 34 guinea pigs rabbits 34 ESCs 34 morally licit 34 Kathy Giusti soon 34 mouse fibroblasts 34 DSSCs 34 Nimbadon 34 wombs 34 MRC LMB 34 cub Knut 34 intracytoplasmic sperm injection ICSI 34 Silicone breast implants 34 chromosomal anomalies 34 Ms Buchtmann 34 Tail docking 34 hereditary diseases 34 eggs fertilized 34 double helix structure 34 powerful atom smasher 34 genetics 34 Cesare Galli 34 mesenchymal stem cell 34 Genetic profiling 34 abort fetuses 34 Embryonic 34 asexually 34 Pecsteen 34 #,# Visian ICLs 34 commercial bioproduction 34 Dr. Merzenich 34 fossilized insides 34 Corporation OTCBB ISCO 34 IVD sperm 34 broiler breeder 34 Nature Structural Biology 34 Brucellosis causes 34 Embryonic cells 34 medicines visit www.amgen.com 34 misshapen proteins blamed 34 nanosurgery 34 parthenogenetic stem cells 34 human embryo cloning 34 craniopagus parasiticus 34 subatomic particles physicists 34 mammalian sperm 34 preimplantation genetic diagnosis 34 molecule sequencing 34 gene spliced 34 evo devo 34 DuPont http:/www.dupont.com 34 Fragile X mental retardation 34 Nmachi 34 Oxford Nanopore 34 chorionic villus 34 Mick Bhatia 34 particle colliders 34 variola virus 34 ontogeny recapitulates phylogeny 34 ritual slaughter 34 cochlear ear 34 regenerative medicine therapies 34 Neofelis 34 spaceflight Burt Rutan 34 follicle stimulating hormone 34 jaguar cubs 34 Ectopic pregnancies 34 spontaneously aborted 34 FWB BTN developer 34 Kerecis 34 Leroy Hood 34 biotechnological advances 34 singleton babies 34 genetic sequencing 34 Sir Leszek Borysiewicz 34 Kohwi Shigematsu 34 tasmanian devils 34 implantation genetic 34 miRNA therapeutics 34 multicellular organisms 34 Manar Maged 34 unfertilized human 34 Cockayne Syndrome 34 uteri 34 birth defect 34 parasitic twin 34 woman vaginal cavity 34 Fertilisation 34 Marc van Roosmalen