Kazuo Uchiyama

Shinjuku, 1600023, Japan

Last Updated: 09/26/2026

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Found 16 publications

Characteristics of the cytoplasmic halo during fertilisation correlate with the live birth rate after fresh cleaved embryo transfer on day 2 in minimal ovarian stimulation cycles: a retrospective observational study.

Characteristics of the cytoplasmic halo during fertilisation correlate with the live birth rate after fresh cleaved embryo transfer on day 2 in minimal ovarian stimulation cycles: a retrospective observational study.

Journal: Reproductive biology and endocrinology : RB&E

Published: April 06, 2021

Pregnancy prediction performance of an annotation-free embryo scoring system on the basis of deep learning after single vitrified-warmed blastocyst transfer: a single-center large cohort retrospective study.

Pregnancy prediction performance of an annotation-free embryo scoring system on the basis of deep learning after single vitrified-warmed blastocyst transfer: a single-center large cohort retrospective study.

Journal: Fertility and sterility

Published: March 16, 2021

Comparing prediction of ongoing pregnancy and live birth outcomes in patients with advanced and younger maternal age patients using KIDScore™ day 5: a large-cohort retrospective study with single vitrified-warmed blastocyst transfer.

Comparing prediction of ongoing pregnancy and live birth outcomes in patients with advanced and younger maternal age patients using KIDScore™ day 5: a large-cohort retrospective study with single vitrified-warmed blastocyst transfer.

Journal: Reproductive biology and endocrinology : RB&E

Published: February 23, 2021

Comparison of Embryo and Clinical Outcomes in Different Types of Incubator Between Two Different Embryo Culture Systems.

Comparison of Embryo and Clinical Outcomes in Different Types of Incubator Between Two Different Embryo Culture Systems.

Journal: Reproductive sciences (Thousand Oaks, Calif.)

Published: December 04, 2020

Perturbations of morphogenesis at the compaction stage affect blastocyst implantation and live birth rates.

Perturbations of morphogenesis at the compaction stage affect blastocyst implantation and live birth rates.

Journal: Human reproduction (Oxford, England)

Published: October 28, 2020

Establishment of day 7 blastocyst freezing criteria using blastocyst diameter for single vitrified-warmed blastocyst transfer from live birth outcomes: a single-center, large cohort, retrospectively matched study.

Establishment of day 7 blastocyst freezing criteria using blastocyst diameter for single vitrified-warmed blastocyst transfer from live birth outcomes: a single-center, large cohort, retrospectively matched study.

Journal: Journal of assisted reproduction and genetics

Published: December 21, 2019

Cytoplasmic halo characteristics during fertilization and their implications for human preimplantation embryo development and pregnancy outcome.

Cytoplasmic halo characteristics during fertilization and their implications for human preimplantation embryo development and pregnancy outcome.

Journal: Reproductive biomedicine online

Published: November 15, 2019

Blastomere movement post first cell division correlates with embryonic compaction and subsequent blastocyst formation.

Blastomere movement post first cell division correlates with embryonic compaction and subsequent blastocyst formation.

Journal: Reproductive biology and endocrinology : RB&E

Published: March 11, 2019

Closed embryo culture system improved embryological and clinical outcome for single vitrified-warmed blastocyst transfer: A single-center large cohort study.

Closed embryo culture system improved embryological and clinical outcome for single vitrified-warmed blastocyst transfer: A single-center large cohort study.

Journal: Reproductive biology

Published: December 19, 2018

Prolonged blastomere movement induced by the delay of pronuclear fading and first cell division adversely affects pregnancy outcomes after fresh embryo transfer on Day 2: a time-lapse study.

Prolonged blastomere movement induced by the delay of pronuclear fading and first cell division adversely affects pregnancy outcomes after fresh embryo transfer on Day 2: a time-lapse study.

Journal: Reproductive biomedicine online

Published: August 29, 2018

Cryostorage duration does not affect pregnancy and neonatal outcomes: a retrospective single-centre cohort study of vitrified-warmed blastocysts.

Cryostorage duration does not affect pregnancy and neonatal outcomes: a retrospective single-centre cohort study of vitrified-warmed blastocysts.

Journal: Reproductive biomedicine online

Published: August 14, 2017

Complete zona pellucida removal from vitrified-warmed human blastocysts facilitates earlier in-vitro attachment and outgrowth.

Complete zona pellucida removal from vitrified-warmed human blastocysts facilitates earlier in-vitro attachment and outgrowth.

Journal: Reproductive biomedicine online

Published: January 29, 2016

Showing 1-12 of 16

Last Updated: 09/26/2026