OOIR: Observatory of International Research

Papers

(The TQCC of Zygote is 4. The table below lists those papers that are above that threshold based on CrossRef citation counts [max. 250 papers]. The publications cover those that have been published in the past four years, i.e., from 2021-08-01 to 2025-08-01.)

Article	Citations
Spawning, egg and larval description of the brazilian basslet Gramma brasiliensis Sazima, Gasparini & Moura, 1998 in captivity	19
Mineral oil viscosity and quantity impact osmotic pressure, not embryo development	18
Morpho-molecular evaluation for developmental competence of oocytes retrieved through transvaginal ovum pick-up from FSH-stimulated Tharparkar donor cows (Bos indicus)	14
Molecular genetic mechanisms of teratozoospermia	14
Extracellular vesicles from seminal plasma improved development of in vitro-fertilized mouse embryos	13
Improved embryonic development and utilization rates with EmbryoScope: a within-subject comparison versus a benchtop incubator	11
Morphometric indices of native sheep breeds of the Himalayan region of India using multivariate principal component analysis	11
Semen sexing and its impact on fertility and genetic gain in cattle	10
Impact ofAlpinia galangaand zinc on semen quality and some reproductive hormone constituents in California rabbit bucks	9
Comparing the IVM laboratory outcomes between stimulated IVF with unstimulated natural cycles	9
Challenges on the effect of cell phone radiation on mammalian embryos and fetuses: a review of the literature	9
Robust evidence reveals the reliable rate of normal/balanced embryos for identifying reciprocal translocation and Robertsonian translocation carriers	9
The artificial uterus: on the way to ectogenesis	8
Morphological description of gametes in cave and surface populations of Astyanax mexicanus (De Filippi, 1853)	8
Unravelling the impact of epigenetic mechanisms on offspring growth, production, reproduction and disease susceptibility	8
An additional medium renewal of D4 embryo culture improves the concordance of noninvasive chromosome screening with trophectoderm biopsy	8
Boar seminal plasma improves sperm quality by enhancing its antioxidant capacity during liquid storage at 17°C	7
Prediction of embryo implantation rate using a sole parameter of timing of starting blastulation	7
Does Pten have an impact on oogenesis of PCOS mouse models?	7
Detailed analysis of cytoplasmic strings in human blastocysts: new insights	7
Impact of the number of retrieved oocytes on IVF outcomes: oocyte maturation, fertilization, embryo quality and implantation rate	6
Comparison of the duration of estradiol administration and the effect on pregnancy outcome of day 3 vitrified–warmed embryo transfer cycle: a randomized controlled trial	6
Protective effect of onion peel extract on ageing mouse oocytes	6
Screening the predictors for live birth failure in women after the first frozen embryo transfer based on the Lasso algorithm: a retrospective study	6
N-Acetyl cysteine reduces the levels of reactive oxygen species and improves in vitro maturation of oocytes from medium-sized bovine antral follicles	6

Successful birth after ICSI with testicular immotile spermatozoa from a patient with total MMAF in the ejaculates: a case report	6
Comparison of sperm preparation methods to improve the recovery of mature spermatozoa in sub-fertile males	6
Boric acid supplementation promotes the development of in vitro-produced mouse embryos by related pluripotent and antioxidant genes	6
Exonic genetic variants associated with unexpected fertilization failure and zygotic arrest after ICSI: a systematic review	6
Effect of two ‘progressively motile sperm–oocyte’ ratios on porcinein vitrofertilization and embryo development	6
Long-term cryopreservation and frozen embryo transfer do not impact clinical and neonatal outcomes: a retrospective cohort study of slow-frozen early-cleavage human embryos	6
Effect of nucleocytoplasmic ratio on the in vitro porcine embryo development after in vitro fertilization or parthenogenetic activation	6
The effect of consecutive ejaculation on the sperm parameters in the oligo-astheno-teratozoospermia (OAT) men	5
Zona pellucida removal modifies the expression and release of specific microRNAs in domestic cat blastocysts	5
Effects of kisspeptin on the maturation of human ovarian primordial follicles in vitro	5
All-triploid offspring in the yellowtail tetra Astyanax altiparanae Garutti & Britski 2000 (Teleostei, Characidae) derived from female tetraploid × male diploid crosses	5
Comparative analysis of biochemical, hormonal, and mineral compositions of preovulatory and cystic ovarian follicles in buffalo during the non-breeding season	5
Has the concept of polyspermy prevention been invented in the laboratory?	5
Survival analysis for estimating lamb survival up to weaning in Harnali sheep	5
Establishment of trophoblast cell line derived from buffalo (Bubalus bubalis) parthenogenetic embryo	5
Cytoplasmic granules in bovine oocytes do not affect embryonic or fetal development	5
In vitro maturation in synthetic oviductal fluid increases gene expression associated with quality and lipid metabolism in bovine oocytes	5
Strategy for embryo transfer to improve pregnancy outcomes in advanced maternal age	5
Therapeutic potential of nanotechnology in reproduction disorders and possible limitations	5
5,10-Methylenetetrahydrofolate reductase becomes phosphorylated during meiotic maturation in mouse oocytes	5
Influence of choline and follistatin supplementation during in vitro bovine oocyte maturation on oocyte competence and blastocyst development	5
Association of growth differentiation factor 9 expression with nuclear receptor and basic helix-loop-helix transcription factors in buffalo oocytes during in vitro maturation	4
A case report of a successful pregnancy after intracytoplasmic sperm injection when all oocytes contained abnormal inclusions in the perivitelline space	4
Effects of embryonic stem cell-conditioned medium on the preimplantation development of mouse embryos	4
Can sperm quality influence embryo development and its ploidy? Analysis of 811 blastocysts obtained from different sperm sources	4
The mechanisms that control the preantral to early antral follicle transition and the strategies to have efficient culture systems to promote their growthin vitro	4
Development of a PCR-based method to identify fetal sex during IVF cycles	4
Assessment of the expression levels of two long non-coding RNAs, lnc-CYP11A1-1 and RP11573D15.8, in human aneuploid and euploid embryos	4
Effects of myo-inositol plus folic acid on ovarian morphology and oocyte quality in PCOS mouse model	4
Analysis of trophectoderm markers in domestic cat blastocysts cultured without zona pellucida	4
Extracellular vesicles in mammalian reproduction: a review	4
Live birth derived from a markedly large polar body oocyte: a rare case report	4
Are the number of nucleolar precursor body and size of pronuclear correlated with embryo development and ploidy status in 1PN zygotes?: an analysis through the time-lapse monitoring and pre-implantati	4
Aloe vera increases collagen fibres in extracellular matrix and mRNA expression of peroxiredoxin-6 in bovine ovarian cortical tissues cultured in vitro	4
Obeticholic acid treatment of mice to promote fertilization and reproduction	4
The TLI system can help day-3 single cleavage embryo transfer to obtain comparative clinical outcomes to day-4 or day-5	4
Effects of klotho protein or klotho knockdown in porcine oocytes at different stages	4
Detrimental effects of electromagnetic radiation emitted from cell phone on embryo morphokinetics and blastocyst viability in mice	4