Ri Cheng Chian

Summary

Affiliation: McGill University
Country: Canada

Publications

  1. ncbi request reprint Maturational and developmental competence of cumulus-free immature human oocytes derived from stimulated and intracytoplasmic sperm injection cycles
    R C Chian
    Department of Obstetrics and Gynecology, McGill University, Montreal, Montreal, Quebec, Canada
    Reprod Biomed Online 5:125-32. 2002
  2. ncbi request reprint New alternative to infertility treatment for women without ovarian stimulation
    Jin Ho Lim
    Maria Infertility Hospital, Seoul, South Korea
    Reprod Biomed Online 14:547-9. 2007
  3. ncbi request reprint In vitro maturation of germinal vesicle oocytes recovered after premature luteinizing hormone surge: description of a novel approach to fertility preservation
    Kutluk Oktay
    Department of Obstetrics and Gynecology, Center for Reproductive Medicine and Infertility, Weill Medical College, Cornell University, New York, New York 10021, USA
    Fertil Steril 89:228.e19-22. 2008
  4. ncbi request reprint Combining ovarian tissue cryobanking with retrieval of immature oocytes followed by in vitro maturation and vitrification: an additional strategy of fertility preservation
    Jack Y J Huang
    Department of Obstetrics and Gynecology, McGill University Health Center, McGill University, Montreal, Quebec, Canada
    Fertil Steril 89:567-72. 2008
  5. ncbi request reprint Effect of polyvinylpyrrolidone on bovine oocyte maturation in vitro and subsequent fertilization and embryonic development
    Jin Tae Chung
    Department of Obstetrics and Gynecology, McGill University, Montreal, Canada H3A 1A1
    Reprod Biomed Online 15:198-207. 2007
  6. doi request reprint In vitro maturation of immature human oocytes for clinical application
    Ri Cheng Chian
    Department of Obstetrics and Gynecology, McGill University, Royal Victoria Hospital, Women s Pavilion F3, 687 Pine Avenue West, Montreal, Quebec, Canada, H3A 1A1
    Methods Mol Biol 1154:271-88. 2014
  7. ncbi request reprint High survival rate of bovine oocytes matured in vitro following vitrification
    Ri Cheng Chian
    Division of Reproductive Biology, Department of Obstetrics and Gynecology, McGill University, Montreal, Canada
    J Reprod Dev 50:685-96. 2004
  8. ncbi request reprint Natural-cycle in vitro fertilization combined with in vitro maturation of immature oocytes is a potential approach in infertility treatment
    Ri Cheng Chian
    Department of Obstetrics and Gynecology, McGill Reproductive Center, Royal Victoria Hospital, Montreal, Quebec, Canada
    Fertil Steril 82:1675-8. 2004
  9. ncbi request reprint In-vitro maturation of immature oocytes for infertile women with PCOS
    Ri Cheng Chian
    McGill Reproductive Centre, Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    Reprod Biomed Online 8:547-52. 2004
  10. ncbi request reprint State of the art in in-vitro oocyte maturation
    Ri Cheng Chian
    McGill Reproductive Centre, Royal Victoria Hospital, McGill University, Montreal, Quebec, Canada
    Curr Opin Obstet Gynecol 16:211-9. 2004

Collaborators

Detail Information

Publications47

  1. ncbi request reprint Maturational and developmental competence of cumulus-free immature human oocytes derived from stimulated and intracytoplasmic sperm injection cycles
    R C Chian
    Department of Obstetrics and Gynecology, McGill University, Montreal, Montreal, Quebec, Canada
    Reprod Biomed Online 5:125-32. 2002
    ....
  2. ncbi request reprint New alternative to infertility treatment for women without ovarian stimulation
    Jin Ho Lim
    Maria Infertility Hospital, Seoul, South Korea
    Reprod Biomed Online 14:547-9. 2007
    ..It is now possible to combine natural cycle IVF with IVM as an alternative for a selected group of women with various causes of infertility without recourse to ovarian stimulation...
  3. ncbi request reprint In vitro maturation of germinal vesicle oocytes recovered after premature luteinizing hormone surge: description of a novel approach to fertility preservation
    Kutluk Oktay
    Department of Obstetrics and Gynecology, Center for Reproductive Medicine and Infertility, Weill Medical College, Cornell University, New York, New York 10021, USA
    Fertil Steril 89:228.e19-22. 2008
    ..To report a novel approach to fertility preservation by in vitro maturation and embryo cryopreservation after LH surge and ovulation...
  4. ncbi request reprint Combining ovarian tissue cryobanking with retrieval of immature oocytes followed by in vitro maturation and vitrification: an additional strategy of fertility preservation
    Jack Y J Huang
    Department of Obstetrics and Gynecology, McGill University Health Center, McGill University, Montreal, Quebec, Canada
    Fertil Steril 89:567-72. 2008
    ..To report an additional strategy of fertility preservation, which combines ovarian tissue cryobanking with retrieval of immature oocytes from excised ovarian tissue, followed by in vitro maturation (IVM) and vitrification...
  5. ncbi request reprint Effect of polyvinylpyrrolidone on bovine oocyte maturation in vitro and subsequent fertilization and embryonic development
    Jin Tae Chung
    Department of Obstetrics and Gynecology, McGill University, Montreal, Canada H3A 1A1
    Reprod Biomed Online 15:198-207. 2007
    ..These results suggest for the first time that the addition of PVP in oocyte maturation medium is not only a suitable substitute for serum but is also beneficial to in-vitro oocyte maturation...
  6. doi request reprint In vitro maturation of immature human oocytes for clinical application
    Ri Cheng Chian
    Department of Obstetrics and Gynecology, McGill University, Royal Victoria Hospital, Women s Pavilion F3, 687 Pine Avenue West, Montreal, Quebec, Canada, H3A 1A1
    Methods Mol Biol 1154:271-88. 2014
    ..The combination of natural-cycle IVF with immature oocyte retrieval followed by IVM is an attractive treatment for young women with all types of infertility without recourse to ovarian stimulation with an acceptable pregnancy rate. ..
  7. ncbi request reprint High survival rate of bovine oocytes matured in vitro following vitrification
    Ri Cheng Chian
    Division of Reproductive Biology, Department of Obstetrics and Gynecology, McGill University, Montreal, Canada
    J Reprod Dev 50:685-96. 2004
    ....
  8. ncbi request reprint Natural-cycle in vitro fertilization combined with in vitro maturation of immature oocytes is a potential approach in infertility treatment
    Ri Cheng Chian
    Department of Obstetrics and Gynecology, McGill Reproductive Center, Royal Victoria Hospital, Montreal, Quebec, Canada
    Fertil Steril 82:1675-8. 2004
    ..To describe pregnancies and live births that resulted from IVF of mature oocytes retrieved from dominant follicles in a natural cycle combined with in vitro maturation (IVM) of immature oocytes retrieved from small follicles...
  9. ncbi request reprint In-vitro maturation of immature oocytes for infertile women with PCOS
    Ri Cheng Chian
    McGill Reproductive Centre, Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    Reprod Biomed Online 8:547-52. 2004
    ..Therefore, as an option, IVM treatment can be offered to women with PCOS instead of conventional IVF treatment with ovarian stimulation...
  10. ncbi request reprint State of the art in in-vitro oocyte maturation
    Ri Cheng Chian
    McGill Reproductive Centre, Royal Victoria Hospital, McGill University, Montreal, Quebec, Canada
    Curr Opin Obstet Gynecol 16:211-9. 2004
    ..This review summarizes current knowledge and achievements in human oocyte in-vitro maturation for clinical application, and will highlight recent advances reported in in-vitro maturation treatment...
  11. ncbi request reprint Obstetric and perinatal outcome in 200 infants conceived from vitrified oocytes
    Ri Cheng Chian
    McGill Reproductive Center, Department of Obstetrics and Gynecology, McGill University, Montreal, Canada
    Reprod Biomed Online 16:608-10. 2008
    ..These preliminary findings may provide reassuring evidence that pregnancies and infants conceived following oocyte vitrification are not associated with increased risk of adverse obstetric and perinatal outcomes...
  12. ncbi request reprint In-vitro maturation of human oocytes
    Ri Cheng Chian
    Department of Obstetrics and Gynecology, McGill University, Montreal, Canada
    Reprod Biomed Online 8:148-66. 2004
    ....
  13. ncbi request reprint Reversible changes in protein phosphorylation during germinal vesicle breakdown and pronuclear formation in bovine oocytes in vitro
    R C Chian
    Department of Obstetrics and Gynecology, McGill University, Montreal, Canada
    Zygote 11:119-29. 2003
    ..These results indicate that the reversible changes of this phosphoprotein may be related to either cell cycle transition or pronucleus formation during maturation and fertilisation in bovine oocytes...
  14. ncbi request reprint Maturational and developmental competence of immature oocytes retrieved from bovine ovaries at different phases of folliculogenesis
    Ri Cheng Chian
    Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada H3A 1A1
    Reprod Biomed Online 4:127-32. 2002
    ..9%, 79.9% and 73.9%) and blastocyst formation (27.4%, 33.0% and 30.4%) in the three groups. These results indicate that the maturational and developmental competence of immature oocytes is not affected by the phase of folliculogenesis...
  15. pmc A 38 h interval between hCG priming and oocyte retrieval increases in vivo and in vitro oocyte maturation rate in programmed IVM cycles
    Weon Young Son
    McGill Reproductive Center, Department of Obstetrics and Gynecology, Royal Victoria Hospital, McGill University, Montreal, QC, Canada H3A 1A1
    Hum Reprod 23:2010-6. 2008
    ..Our aim was to evaluate whether extending the interval between human chorionic gonadotrophin (hCG) priming and immature oocyte retrieval increases the oocyte maturation rate following in vitro maturation (IVM)...
  16. doi request reprint Retrieval of immature oocytes from unstimulated ovaries followed by in vitro maturation and vitrification: A novel strategy of fertility preservation for breast cancer patients
    Jack Yu Jen Huang
    Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    Am J Surg 200:177-83. 2010
    ..We report a novel fertility preservation strategy that may be useful for young breast cancer patients who present with time constraints or concerns about the effect of ovarian stimulation...
  17. doi request reprint Live birth after vitrification of in vitro matured human oocytes
    Ri Cheng Chian
    McGill Reproductive Centre, McGill University Health Centre, McGill University, Montreal, Quebec, Canada
    Fertil Steril 91:372-6. 2009
    ..To report the first healthy live birth from immature oocytes retrieved in a natural menstrual cycle, followed by in vitro maturation (IVM) and cryopreservation of the oocytes by vitrification...
  18. ncbi request reprint Comparison of in-vitro maturation cycles with and without in-vivo matured oocytes retrieved
    Weon Young Son
    McGill Reproductive Centre, Department of Obstetrics and Gynecology, Royal Victoria Hospital, McGill University, Montreal, Quebec H3A 1A1, Canada
    Reprod Biomed Online 17:59-67. 2008
    ..3%) in group 2. These results suggest that IVM cycles with in-vivo matured oocytes resulted in a good clinical pregnancy rate, which could be explained by the superior quality of embryos derived from the in-vivo matured oocytes...
  19. doi request reprint Obstetric outcomes following vitrification of in vitro and in vivo matured oocytes
    Ri Cheng Chian
    McGill Reproductive Center, McGill University Health Centre, Montreal, Quebec, Canada
    Fertil Steril 91:2391-8. 2009
    ..To evaluate obstetric outcomes with oocyte vitrification after ovarian stimulation (OS) and in vitro maturation (IVM) of immature oocytes...
  20. ncbi request reprint High survival and hatching rates following vitrification of embryos at blastocyst stage: a bovine model study
    Jack Y J Huang
    Department of Obstetrics and Gynecology, McGill University, Montreal, Canada H3A 1A1
    Reprod Biomed Online 14:464-70. 2007
    ..It is possible that this method may also be successful for the cryopreservation of human embryos. A further study into this is currently being organized...
  21. doi request reprint Selection of the optimal day for oocyte retrieval based on the diameter of the dominant follicle in hCG-primed in vitro maturation cycles
    Weon Young Son
    Department of Obstetrics and Gynecology, McGill Reproductive Center, Royal Victoria Hospital, McGill University, Montreal, QC, Canada
    Hum Reprod 23:2680-5. 2008
    ..We compared the outcome of IVM cycles with different dominant follicle (DF) size at oocyte retrieval following hCG priming...
  22. ncbi request reprint Immature oocyte retrieval in the luteal phase to preserve fertility in cancer patients
    Ezgi Demirtas
    Department of Obstetrics and Gynecology, McGill Reproductive Center, McGill University, Montreal, QC, Canada
    Reprod Biomed Online 17:520-3. 2008
    ....
  23. pmc Reliable preimplantation genetic diagnosis in thawed human embryos vitrified at cleavage stages without biopsy
    Li Zhang
    MUHC Reproductive Center, Royal Victoria Hospital, and Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    J Assist Reprod Genet 28:597-602. 2011
    ..To evaluate preimplantation genetic diagnosis (PGD) efficiency in thawed human embryos vitrified without biopsy...
  24. doi request reprint In vitro maturation of oocytes as a strategy for fertility preservation
    Baris Ata
    McGill Reproductive Centre, Division of Reproductive Endocrinology and Infertility, McGill University, Montreal, Quebec, Canada
    Clin Obstet Gynecol 53:775-86. 2010
    ....
  25. ncbi request reprint Obstetric outcomes and congenital abnormalities after in vitro maturation, in vitro fertilization, and intracytoplasmic sperm injection
    William M Buckett
    Department of Obstetrics and Gynecology, McGill University, Royal Victoria Hospital, Montreal, Canada
    Obstet Gynecol 110:885-91. 2007
    ..To compare obstetric outcome and congenital abnormalities in pregnancies conceived after in vitro maturation (IVM), in vitro fertilization (IVF), and intracytoplasmic sperm injection (ICSI) with those in spontaneously conceived controls...
  26. doi request reprint Cryopreservation of a mother's oocytes for possible future use by her daughter with Turner syndrome: case report
    Yariv S Gidoni
    Department of Obstetrics and Gynecology, Division of Reproductive Endocrinology and Infertility, McGill Reproductive Center, McGill University Health Center, Montreal, Quebec, Canada
    Fertil Steril 90:2008.e9-12. 2008
    ..To report a new fertility alternative for women with Turner syndrome, who are rendered infertile, by having their mothers freeze their own oocytes for the purpose of donating to their daughters when they are adults...
  27. ncbi request reprint Cryopreservation of oocytes in a young woman with severe and symptomatic endometriosis: a new indication for fertility preservation
    Shai E Elizur
    Department of Obstetrics and Gynecology, Division of Reproductive Endocrinology and Infertility, McGill Reproductive Center, McGill University Health Center, Montreal, Quebec, Canada
    Fertil Steril 91:293.e1-3. 2009
    ..To report a new indication for fertility preservation...
  28. ncbi request reprint Human chorionic gonadotropin for in vitro oocyte maturation: does it improve the endometrium or implantation?
    William M Buckett
    Department of Obstetrics and Gynecology, McGill University, Royal Victoria Hospital, Montreal, Quebec, Canada
    J Reprod Med 49:93-8. 2004
    ..To determine the effect of human chorionic gonadotropin (hCG) priming on endometrial receptivity in women with polycystic ovary syndrome undergoing in vitro maturation...
  29. ncbi request reprint Effect of gonadotrophin stimulation on mouse oocyte quality and subsequent embryonic development in vitro
    Yue Wang
    Division of Reproductive Biology and Experimental Medicine, Department of Obstetrics and Gynecology, McGill University, Women s Pavilion F3, Royal Victoria Hospital, 687 Pine Avenue West, Montreal, Canada H3A 1A1
    Reprod Biomed Online 12:304-14. 2006
    ..Embryonic development capacity of in-vivo-matured oocytes is not promoted by ovarian stimulation. Gonadotrophin priming prior to immature mouse oocyte retrieval is beneficial to subsequent embryonic development...
  30. ncbi request reprint Randomized, controlled trial of priming with 10,000 IU versus 20,000 IU of human chorionic gonadotropin in women with polycystic ovary syndrome who are undergoing in vitro maturation
    Bulent Gulekli
    McGill Reproductive Centre, Royal Victoria Hospital, Montreal, Quebec, Canada
    Fertil Steril 82:1458-9. 2004
    ..This prospective, randomized, controlled trial demonstrated no improvement in oocyte maturation rates with 20,000 IU of hCG compared with 10,000 IU of hCG and therefore no benefit of the higher dose...
  31. ncbi request reprint Repeated pregnancies and live births after in vitro maturation treatment
    Mohammed Al-Sunaidi
    McGill Reproductive Center, Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    Fertil Steril 87:1212.e9-12. 2007
    ..To discuss and describe the successful treatment of women with primary infertility using in vitro maturation (IVM) of immature human oocytes resulting in repeated pregnancies and live births in the same individuals...
  32. ncbi request reprint Feasibility of fertility preservation in young females with Turner syndrome
    Nga Man Lau
    Department of Obstetrics and Gynecology, McGill University Health Center, McGill University, Montreal, Quebec, Canada
    Reprod Biomed Online 18:290-5. 2009
    ..In conclusion, fertility preservation may not be feasible for most patients with TS. However, after careful consideration of increased pregnancy-associated risks, fertility preservation may be offered to young females with mosaic TS...
  33. doi request reprint Cryopreservation of oocytes and embryos for fertility preservation for female cancer patients
    Baris Ata
    McGill Reproductive Centre, Department of Obstetrics and Gynecology, Division of Reproductive Endocrinology and Infertility, McGill University, Royal Victoria Hospital, 687 Pine Avenue West, H3A 1A1, Montreal, Quebec, Canada
    Best Pract Res Clin Obstet Gynaecol 24:101-12. 2010
    ..In vitro maturation combined with embryo or oocyte vitrification provides previously unavailable options for some patients and improves the services provided by a fertility preservation program...
  34. doi request reprint Fertility preservation for breast-cancer patients using IVM followed by oocyte or embryo vitrification
    Einat Shalom-Paz
    Department of Obstetrics and Gynecology, Division of Reproductive Endocrinology and Infertility, McGill Reproductive Center, McGill University Health Center, Montreal, Quebec, Canada
    Reprod Biomed Online 21:566-71. 2010
    ..Calculated pregnancy rates per vitrified oocyte and embryo were 3.8% and 8.1%, respectively. IVM can be considered a useful option for fertility preservation in breast-cancer patients...
  35. ncbi request reprint In vitro maturation of oocytes collected from unstimulated ovaries for oocyte donation
    Hananel Holzer
    McGill Reproductive Center, Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    Fertil Steril 88:62-7. 2007
    ..To assess the role of immature oocyte collection from unstimulated ovaries as a potential source of oocyte donation...
  36. ncbi request reprint First successful pregnancy outcome after preimplantation genetic diagnosis for aneuploidy screening in embryos generated from natural-cycle in vitro fertilization combined with an in vitro maturation procedure
    Asangla Ao
    Department of Obstetrics and Gynecology, Royal Victoria Hospital, McGill University, Montreal, Quebec, Canada
    Fertil Steril 85:1510.e9-11. 2006
    ..To report on the first successful pregnancy performing preimplantation genetic diagnosis (PGD) on embryos obtained after combining natural IVF with in vitro maturation procedure...
  37. pmc Cryo-survival, fertilization and early embryonic development of vitrified oocytes derived from mice of different reproductive age
    Jie Yan
    Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    J Assist Reprod Genet 27:605-11. 2010
    ....
  38. ncbi request reprint Pregnancy loss in pregnancies conceived after in vitro oocyte maturation, conventional in vitro fertilization, and intracytoplasmic sperm injection
    William M Buckett
    Department of Obstetrics and Gynecology, McGill University, Royal Victoria Hospital, Montreal, Quebec, Canada
    Fertil Steril 90:546-50. 2008
    ..To compare rates of pregnancy loss after oocyte maturation in vitro (IVM), after IVF, and after intracytoplasmic sperm injection (ICSI)...
  39. ncbi request reprint Retrieval of immature oocytes followed by in vitro maturation and vitrification: a case report on a new strategy of fertility preservation in women with borderline ovarian malignancy
    Jack Y J Huang
    Department of Obstetrics and Gynecology, McGill University Health Center, McGill University, Montreal, Quebec, Canada H3A 1A1
    Gynecol Oncol 105:542-4. 2007
    ..We report a novel fertility preservation strategy in a woman with borderline ovarian tumors involving retrieval of immature oocytes, in vitro maturation (IVM) and subsequent cryopreservation...
  40. doi request reprint Comparison of survival rate of cleavage stage embryos produced from in vitro maturation cycles after slow freezing and after vitrification
    Weon Young Son
    McGill Reproductive Center, Department of Obstetrics and Gynecology, Royal Victoria Hospital, McGill University, Montreal, Quebec, Canada
    Fertil Steril 92:956-8. 2009
    ..5% vs. 61.8%) in cleavage-stage human embryos produced from in vitro maturation cycles, suggesting that vitrification is more efficient than slow freezing for cryopreservation...
  41. ncbi request reprint Comparison of spindle and chromosome configuration in in vitro- and in vivo-matured mouse oocytes after vitrification
    Jack Y J Huang
    Division of Reproductive Biology, Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    Fertil Steril 90:1424-32. 2008
    ..To compare the cytogenetic changes in in vitro- and in vivo-matured oocytes after vitrification...
  42. ncbi request reprint Effect of choline-supplemented sodium-depleted slow freezing versus vitrification on mouse oocyte meiotic spindles and chromosome abnormalities
    Jack Y J Huang
    Division of Reproductive Biology and Experimental Medicine, Department of Obstetrics and Gynecology, McGill University, Montreal, Quebec, Canada
    Fertil Steril 88:1093-100. 2007
    ..To evaluate and compare vitrification and choline-supplemented sodium-depleted slow freezing of mouse oocytes...
  43. pmc Effect of culture medium volume and embryo density on early mouse embryonic development: tracking the development of the individual embryo
    Shan Jun Dai
    Department of Obstetrics and Gynecology, McGill University, Montreal, QC, Canada
    J Assist Reprod Genet 29:617-23. 2012
    ....
  44. ncbi request reprint Pregnancy resulting from transfer of repeat vitrified blastocysts produced by in-vitro matured oocytes in patient with polycystic ovary syndrome
    Weon Young Son
    Maria Infertility Hospital, Seoul, Korea
    Reprod Biomed Online 10:398-401. 2005
    ..Consequently, the embryos were revitrified. After a week, the three blastocysts were warmed again. Two of them developed to hatched blastocysts. Following transfer, a full-term pregnancy resulted in the delivery of healthy twins...
  45. doi request reprint Mice lacking the USP2 deubiquitinating enzyme have severe male subfertility associated with defects in fertilization and sperm motility
    Nathalie Bedard
    Polypeptide Laboratory, Department of Medicine, McGill University and McGill University Health Centre, Montreal, Quebec, Canada
    Biol Reprod 85:594-604. 2011
    ..We demonstrate for the first time, using mouse transgenic approaches, a role for the ubiquitin system in fertilization...
  46. doi request reprint Cytogenetic analysis of in vivo and in vitro matured oocytes derived from naturally cycling and stimulated mice
    Lan Xu
    The First Affiliated Hospital of Shantou University Medical College, Shantou, China
    Syst Biol Reprod Med 54:155-62. 2008
    ..Therefore, the lower developmental potential of immature oocytes does not appear to be directly related to the incidence of abnormal meiotic spindle organization and chromosome alignment or to aneuploidy...
  47. ncbi request reprint Can we eliminate severe ovarian hyperstimulation syndrome? Not completely
    William Buckett
    Hum Reprod 20:2367; author reply 2367-8. 2005