All Stories

  1. Fortification with folic acid and early human embryo development: lessons from assisted reproduction
  2. One carbon metabolism supplementation in maturation medium but not embryo culture medium improves the yield of blastocysts from bovine oocytes
  3. Treatment with 5-MTHF to support the one-carbon cycle can overcome the deleterious impact of a triple SNP mutation in the male partner’s MTHFR gene for a couple with a history of repeated miscarriage
  4. Can some metabolic one-carbon cycle linked diseases be prevented? The impact of treating hypo-fertile couples carrying MTHFR SNPs with folic acid and 5-MTHF on outcomes in the offspring: a case retrospective series
  5. Assessing the impact of medically assisted reproduction on autism spectrum disorder risk: The current scientific knowledge
  6. Homocysteine testing is a significant predictor of health for couples trying to conceive and their future children
  7. Correction to: The importance of preconception Hcy testing: identification of a folate trap syndrome in a woman attending an assisted reproduction program
  8. The importance of preconception Hcy testing: identification of a folate trap syndrome in a woman attending an assisted reproduction program
  9. Hyperhomocysteinemia in hypofertile male patients can be alleviated by supplementation with 5MTHF associated with one carbon cycle support
  10. Women are More Protected than Men against HHcy (Hyperhomocysteinemia) during their Reproductive Life: Gender-Related Differences in One- Carbon and Folate Cycles Metabolism
  11. Biochemical Hazards during Three Phases of Assisted Reproductive Technology: Repercussions Associated with Epigenesis and Imprinting
  12. MTHFR SNPs (Methyl Tetrahydrofolate Reductase, Single Nucleotide Polymorphisms) C677T and A1298C Prevalence and Serum Homocysteine Levels in >2100 Hypofertile Caucasian Male Patients
  13. Are UMFA (un‐metabolized folic acid) and endocrine disruptor chemicals (EDCs) co‐responsible for sperm degradation? An epigenetic/methylation perspective
  14. Folic Acid, Folinic Acid, 5 Methyl TetraHydroFolate Supplementation for Mutations That Affect Epigenesis through the Folate and One-Carbon Cycles
  15. Modulating oxidative stress and epigenetic homeostasis in preimplantation IVF embryos
  16. MTHFR (methylenetetrahydrofolate reductase: EC 1.5.1.20) SNPs (single-nucleotide polymorphisms) and homocysteine in patients referred for investigation of fertility
  17. Evaluation of the human sperm nucleus: ambiguity and risk of confusion with chromomycin staining
  18. Methylation: An Ineluctable Biochemical and Physiological Process Essential to the Transmission of Life
  19. Epigenetic remodeling of chromatin in human ART: addressing deficiencies in culture media
  20. Intérêt de la mise en évidence des isoformes de la MTHFR (Méthylènetétrahydrofolate réductase) en infertilité du couple
  21. 5-Methyltetrahydrofolate reduces blood homocysteine level significantly in C677T methyltetrahydrofolate reductase single-nucleotide polymorphism carriers consulting for infertility
  22. A paternal effect of MTHFR SNPs on gametes and embryos should not be overlooked: case reports
  23. DNA Methylation Patterns in the Early Human Embryo and the Epigenetic/Imprinting Problems: A Plea for a More Careful Approach to Human Assisted Reproductive Technology (ART)
  24. The negative impact of the environment on methylation/epigenetic marking in gametes and embryos: A plea for action to protect the fertility of future generations
  25. High doses of folic acid induce a pseudo-methylenetetrahydrofolate syndrome
  26. 5-Methyltetrahydrofolate reduces blood homocysteine level significantly in C677T methyltetrahydrofolate reductase single-nucleotide polymorphism carriers consulting for infertility
  27. A successful treatment with 5 methyltetrahydrofolate of a 677 TT MTHFR woman suffering premature ovarian insufficiency post a NHL (non-Hodgkin’s lymphoma) and RPL (repeat pregnancy losses)
  28. Endometriosis pathogenesis : role played by the oxidative stress due to MTHFR mutations
  29. Metabolic enhancers supporting 1-carbon cycle affect sperm functionality: an in vitro comparative study
  30. MTHFR isoform carriers. 5-MTHF (5-methyl tetrahydrofolate) vs folic acid: a key to pregnancy outcome: a case series
  31. Supporting the One-Carbon Cycle Restores Ovarian Reserve in Subfertile Women: Absence of Correlation with Urinary Bisphenol A Concentration
  32. Evaluation of sperm DNA structure, fragmentation and decondensation: an essential tool in the assessment of male infertility
  33. Association between the MTHFR-C677T isoform and structure of sperm DNA
  34. Time to re-evaluate ART protocols in the light of advances in knowledge about methylation and epigenetics: an opinion paper
  35. Oxidative stress and alterations in DNA methylation: two sides of the same coin in reproduction
  36. Erratum to: Improvement of gamete quality by stimulating and feeding the endogenous antioxidant system: mechanisms, clinical results, insights on gene-environment interactions and the role of diet
  37. Improvement of gamete quality by stimulating and feeding the endogenous antioxidant system: mechanisms, clinical results, insights on gene-environment interactions and the role of diet
  38. Gamete activation: basic knowledge and clinical applications
  39. Link Between Increased Prevalence of Autism Spectrum Disorder Syndromes and Oxidative Stress, DNA Methylation, and Imprinting
  40. The oviduct: a neglected organ due for re-assessment in IVF
  41. Trends, Fads and ART!
  42. Erratum to: Sequential (hFSH + recFSH) vs homogenous (hFSH or recFSH alone) stimulation: clinical and biochemical (cumulus cell gene expression) aspects
  43. A double-blinded comparison of in situ TUNEL and aniline blue versus flow cytometry acridine orange for the determination of sperm DNA fragmentation and nucleus decondensation state index
  44. Sequential (hFSH + recFSH) vs homogenous (hFSH or recFSH alone) stimulation: clinical and biochemical (cumulus cell gene expression) aspects
  45. The importance of the one carbon cycle nutritional support in human male fertility: a preliminary clinical report
  46. Effect of Antioxidants on Sperm Genetic Damage
  47. New insights into human pre-implantation metabolism in vivo and in vitro
  48. Stress oxydant et fertilité : fausses évidences et mauvaises recettes
  49. Carnitine content in the follicular fluid and expression of the enzymes involved in beta oxidation in oocytes and cumulus cells
  50. Sperm DNA fragmentation induced by cryopreservation: new insights and effect of a natural extract from Opuntia ficus-indica
  51. Sperm vacuoles are linked to capacitation and acrosomal status
  52. Oxidative stress and fertility: incorrect assumptions and ineffective solutions?
  53. Sperm nucleus decondensation, hyaluronic acid (HA) binding and oocyte activation capacity: different markers of sperm immaturity? Case reports
  54. Culture Systems: Embryo Co-Culture
  55. Autism, imprinting and epigenetic disorders: a metabolic syndrome linked to anomalies in homocysteine recycling starting in early life??
  56. Sperm transcriptome profiling in oligozoospermia
  57. Meeting with Bob
  58. Zinc concentrations in serum and follicular fluid during ovarian stimulation and expression of Zn2+ transporters in human oocytes and cumulus cells
  59. L’utilisation du MSOME: expérience de six ans
  60. DNA damage and repair in human oocytes and embryos: a review
  61. Review: Role of tubal environment in preimplantation embryogenesis: application to co-culture assays
  62. DNA methylation and gene expression in IVF
  63. Malonaldehyde formation and DNA fragmentation: two independent sperm decays linked to reactive oxygen species
  64. Imprinting: RNA expression for homocysteine recycling in the human oocyte
  65. La tératozoospermie à l’heure de l’intracytoplasmic morphologically selected sperm injection (IMSI)
  66. Correlation between DNA damage and sperm parameters: a prospective study of 1,633 patients
  67. Reply of the Authors: Correlation between DNA damage and sperm parameters
  68. Natural cycle IVF and oocyte in-vitro maturation in polycystic ovary syndrome: a collaborative prospective study
  69. Causes et implications cliniques des altérations de l’ADN des spermatozoïdes
  70. Determination of new types of DNA lesions in human sperm
  71. Effect of maternal and paternal age on pregnancy and miscarriage rates after intrauterine insemination
  72. Expression profile of genes coding for DNA repair in human oocytes using pangenomic microarrays, with a special focus on ROS linked decays
  73. Preimplantation embryo metabolism and embryo interaction with the in vitro environment
  74. APEX/Ref-1 (apurinic/apyrimidic endonuclease DNA-repair gene) expression in human and ascidian (Ciona intestinalis) gametes and embryos *
  75. Antioxidants to reduce sperm DNA fragmentation: an unexpected adverse effect
  76. Intérêt du dosage de l’inhibine B et de l’AMH dans le plasma séminal: étude préliminaire
  77. Epigenetics and assisted reproductive technology
  78. Paternal and maternal factors in preimplantation embryogenesis: interaction with the biochemical environment
  79. Soluble HLA-G release by the human embryo: an interesting artefact?
  80. Pregnancy and delivery after in vitro maturation of naked ICSI GV oocytes with GH and transfer of a frozen thawed blastocyst: case report
  81. La fragmentation de l'ADN du spermatozoïde : impact en Assistance médicale à la procréation
  82. Search for mutations involved in human globozoospermia*
  83. Blastocyst freezing
  84. Cytoplasmic transfer in oocytes: biochemical aspects
  85. Cryopreservation of IVF embryos: which stage?
  86. Effect of injecting collagenase into the uterine artery during a caesarean section on the placental separation of cows induced to calve with dexamethasone
  87. Pregnancy and Delivery After Stimulation with rFSH of a Galatosemia Patient Suffering Hypergonadotropic Hypogonadism: Case Report
  88. Cryopreservation in Human Assisted Reproduction
  89. Blastocyst Transfer Update: Pros and Cons
  90. Preimplantation Genetic Diagnosis (PGD) in France
  91. Evaluating human sperm DNA integrity: relationship between 8-hydroxydeoxyguanosine quantification and the sperm chromatin structure assay
  92. Human oocytes and preimplantation embryos express mRNA for growth hormone receptor
  93. In vitro maturation of human oocytes with growth hormone
  94. Hypergonadotropic hypogonadism in female patients with galactosemia is linked to anomalies in FSH structure
  95. Culture conditions and not prolonged culture time are responsible for monozygotic twinning in human in vitro fertilization
  96. How to Legislate in Human Reproduction: The French Experience
  97. Human oocytes and preimplantation embryos express mRNA for growth hormone receptor
  98. Genetic expression of monocarboxylate transporters during human and murine oocyte maturation and early embryonic development
  99. Mouse and bovine models for human IVF
  100. In vitro fertilization and blastocyst transfer for carriers of chromosomal translocation
  101. Oxidative stress and protection against reactive oxygen species in the pre-implantation embryo and its surroundings
  102. Cryopreservation of Blastocysts
  103. A physiological replacement for polyvinylpyrrolidone (PVP) in assisted reproductive technology
  104. Mammalian oviduct and protection against free oxygen radicals: expression of genes encoding antioxidant enzymes in human and mouse
  105. Assisted reproductive technology (ART) in humans: Facts and uncertainties
  106. Use of co-culture of human embryos on Vero cells to improve clinical implantation rate
  107. Effect of lecithin on in vitro and in vivo survival of in vitro produced bovine blastocysts after cryopreservation
  108. In vitro capacitation of dog spermatozoa as assessed by chlortetracycline staining
  109. Birth weight and sex ratio after transfer at the blastocyst stage in humans
  110. Expression of genes encoding antioxidant enzymes in human and mouse oocytes during the final stages of maturation
  111. A mini-atlas of the human blastocyst in vitro
  112. Glucose metabolism during the final stage of human oocyte maturation: genetic expression of hexokinase, glucose phosphate isomerase and phosphofructokinase
  113. Time to switch from co-culture to sequential defined media for transfer at the blastocyst stage
  114. Intracellular pH regulation in the human oocyte
  115. Precursors of taurine in female genital tract: Effects on developmental capacity of bovine embryo producedin vitro
  116. Embryo selection by IVF, co-culture and transfer at the blastocyst stage in case of translocation
  117. Laser blastocyst biopsy for preimplantation diagnosis in the human
  118. Glycine and methionine transport by bovine embryos
  119. The mammalian oviduct: biochemistry and physiology
  120. Maternal age effect on early human embryonic development and blastocyst formation
  121. Is there a rationale for tubal transfer in human ART?
  122. Stimulation of Human Sperm during Capacitation in Vitro by an Adenosine Agonist with Specificity for A2 Receptors
  123. Comparative glucose and fructose incorporation and conversion by in vitro Produced bovine embryos
  124. Cytogenetics of uncleaved oocytes and arrested zygotes in IVF programs
  125. In vitroblastocyst formation in human clinical and biological aspects
  126. Hypotaurine and taurine in gamete and embryo environments: de novo synthesis via the cysteine sulfinic acid pathway in oviduct cells
  127. Co-culture of the early human embryo: Factors affecting human blastocyst formation in vitro
  128. Ovary: Immunolocalization of transforming growth factor-β1 and transforming growth factor-β2 in the mouse ovary during gonadotrophin-induced follicular maturation
  129. Transforming growth factors-alpha and -beta expression in fertilized and parthenogenetic pre-implantation mouse embryos: RNA detection with fluorescent in situ hybridization
  130. Potential health hazards of assisted human reproduction: Paternal contribution to successful embryogenesis
  131. Andrology: Hypotaurine in spermatozoa and genital secretions and its production by oviduct epithelial cells in vitro
  132. Expression of Complement Regulatory Proteins on Human Eggs and Preimplantation Embryos
  133. Cytogenetic and cryobiology of human cocultured embryos: A 3-year experience
  134. Incorporation of fructose by the mouse embryo: Effect on preimplantation development
  135. Interactions in glycine and methionine uptake, conversion and incorporation into proteins in the preimplantation mouse embryo
  136. Fertilization and early embryology: Established cell lines and their conditioned media support bovine embryo development during in-vitro culture
  137. Fertilization and early embryology: Use of lasers in assisted fertilization and hatching
  138. Evidence for a strong paternal effect on human preimplantation embryo development and blastocyst formation
  139. Insulin-like growth factors I et II dans la maturation folliculaire et ovocytaire
  140. Methylation in fertilised and parthenogenetic preimplantation mouse embryos
  141. Effects of Glucose and Fructose on Fertilization, Cleavage, and Viability of Mouse Embryos in Vitro1
  142. Assessment of polyploidy in human morulae and blastocysts using co-culture and fluorescent in-situ hybridization
  143. Transforming Growth Factor-?s in the Ovary
  144. Embryo Coculture and the Regulation of Blastocyst Formation In Vitro
  145. Freezing cocultured human blastocysts
  146. Isolation and long-term maintenance of differentiated adult chicken hepatocytes in primary culture
  147. Coculture of In Vitro Fertilized Bovine Embryos with Oviductal Epithelial Cells Originating from Different Stages of the Estrous Cycle
  148. Coculture of embryos on Vero cells and transfer of blastocysts in humans
  149. In-vitro co-culture of early stage caprine embryos with oviduct and uterine epithelial cells
  150. Evaluating an in vitro culture system of bovine uterine and oviduct epithelial cells for subsequent embryo co-culture
  151. Movement characteristics and hyperactivation of human sperm on different epithelial cell monolayers
  152. A method for in vitro cell culture of superficial bovine uterine endometrial epithelium
  153. Fetal bovine oviduct epithelial cell monolayers: Method of culture and identification
  154. Effects of stage of the bovine oestrous cycle on in-vitro characteristics of uterine and oviductal epithelial cells
  155. Co-culture of 1-cell mouse embryos on different cell supports
  156. The effect of CMRL-1066 and Menezo B2 media on coculture of rhesus embryos
  157. Successful nonsurgical collection of Macaca mulatta embryos
  158. The Murine Prepuberal Oviduct Supports Early Embryo Development In Vitro. (mouse embryo coculture/2 cell-block/immature oviduct/protein secretion/early embryo signal)
  159. Increased viscosity in transfer medium does not improve the pregnancy rates after embryo replacement
  160. Culture of epithelial cells derived from the oviduct of different species
  161. Regulation of S-adenosyl methionine synthesis in the mouse embryo
  162. The effect of rhesus uterine epithelial cell monolayers on in vitro growth of rhesus embryos
  163. Viability and freezing ability of rabbit embryos collected in the vagina after prostaglandin treatment.
  164. Survival of rabbit embryos after culture or culture/freezing
  165. Enkephalin production by the corpus luteum
  166. Improvement of survival rate of frozen cattle blastocysts after transfer with trophoblastic vesicles
  167. Interaction of Trophoblastic Vesicles with Bovine Embryos Developing in Vitro
  168. Catecholamines within the rabbit oviduct at fertilization time
  169. In vitro cleavage of bovine and ovine early embryos: Improved development using coculture with trophoblastic vesicles
  170. Peptides bound to albumin
  171. Book reviews
  172. A tetrapeptide isolated from hamster embryo with central opiate properties on gastrointestinal motility but not pain perception
  173. The use of synthetic culture medium and patient serum for human in vitro fertilization and embryo replacement
  174. Central opioid-like influence of a tetrapeptide from hamster embryo (Kentsin) on gastrointestinal motility in dogs
  175. INFLUENCE OF SKIN ILLUMINATION ON SERUM ACETYLCHOLINESTERASE OF THE RABBIT
  176. Cleavage beyond the block stage and survival after transfer of early bovine embryos cultured with trophoblastic vesicles
  177. The amino acid composition of rainbow trout (Salmo gairdneri) seminal fluid and blood plasma: A comparison with carp (Cyprinus carpio)
  178. Purification and characterization of ubiquitin from mammalian testis
  179. Influence of Cations and Albumin on Human Spermatozoa
  180. Kinetic Study of Fatty Acid Composition of Day 7 to Day 14 Cow Embryos
  181. INFLUENCE OF SKIN ILLUMINATION ON PLASMA BIOGENIC AMINES IN THE RABBIT
  182. Enzymes in the Seminal Plasma from Azoospermic Men: Correlation with the Origin of their Azoospermia
  183. A Continuous Flow Method for Organ Culture of Rabbit Epididymis: Morphology, Amino Acid Utilization, Glucose Uptake, RNA, and Protein Synthesis
  184. Biochemical Modifications of Frozen Semen
  185. In-vitro uptake of glucose by bovine blastocysts
  186. Modification of the dehydrogenase activities of human sperm after freezing in liquid nitrogen
  187. Cholinesterases Isoenzymes: A Comparative Study in the Skin and Plasma
  188. Enzyme Comparative Study of Spermatozoa and Seminal Plasma in Normal and Subfertile Man
  189. In vitro studies of oocyte maturation and follicular metabolism in the pig
  190. A rapid quantitative analysis of tyrosine and its oxydation products by tyrosinase
  191. Permeability of ovarian follicle ; corona cell-oocyte relationship in mammals
  192. In vitro macromolecular transfer between calf and macaque graafian follicles and culture media
  193. FREE AMINO ACID CONTENT OF EWE UTERINE FLUID UNDER VARIOUS HORMONAL TREATMENTS DURING EARLY PREGNANCY
  194. PREOVULATORY AND OVULATORY MECHANISMS IN OOCYTE MATURATION