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 2021-11-01 to 2025-11-01.)

Article	Citations
Spawning, egg and larval description of the brazilian basslet Gramma brasiliensis Sazima, Gasparini & Moura, 1998 in captivity	20
Mineral oil viscosity and quantity impact osmotic pressure, not embryo development	17
Morpho-molecular evaluation for developmental competence of oocytes retrieved through transvaginal ovum pick-up from FSH-stimulated Tharparkar donor cows (Bos indicus)	12
Molecular genetic mechanisms of teratozoospermia	11
Effects of reversine and proTAME treatment on chromosome segregation during mouse oocyte maturation	10
Semen sexing and its impact on fertility and genetic gain in cattle	10
Improved embryonic development and utilization rates with EmbryoScope: a within-subject comparison versus a benchtop incubator	10
Morphometric indices of native sheep breeds of the Himalayan region of India using multivariate principal component analysis	10
Extracellular vesicles from seminal plasma improved development of in vitro-fertilized mouse embryos	10
An additional medium renewal of D4 embryo culture improves the concordance of noninvasive chromosome screening with trophectoderm biopsy	9
Comparing the IVM laboratory outcomes between stimulated IVF with unstimulated natural cycles	9
Impact ofAlpinia galangaand zinc on semen quality and some reproductive hormone constituents in California rabbit bucks	9
Morphological description of gametes in cave and surface populations of Astyanax mexicanus (De Filippi, 1853)	8
Prediction of embryo implantation rate using a sole parameter of timing of starting blastulation	8
Robust evidence reveals the reliable rate of normal/balanced embryos for identifying reciprocal translocation and Robertsonian translocation carriers	8
The artificial uterus: on the way to ectogenesis	8
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	7
Impact of the number of retrieved oocytes on IVF outcomes: oocyte maturation, fertilization, embryo quality and implantation rate	7
N-Acetyl cysteine reduces the levels of reactive oxygen species and improves in vitro maturation of oocytes from medium-sized bovine antral follicles	7
Unravelling the impact of epigenetic mechanisms on offspring growth, production, reproduction and disease susceptibility	7
Protective effect of onion peel extract on ageing mouse oocytes	7
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	7
Boar seminal plasma improves sperm quality by enhancing its antioxidant capacity during liquid storage at 17°C	7
Does Pten have an impact on oogenesis of PCOS mouse models?	7
Exonic genetic variants associated with unexpected fertilization failure and zygotic arrest after ICSI: a systematic review	7

Effect of two ‘progressively motile sperm–oocyte’ ratios on porcinein vitrofertilization and embryo development	7
Detailed analysis of cytoplasmic strings in human blastocysts: new insights	7
Comparison of sperm preparation methods to improve the recovery of mature spermatozoa in sub-fertile males	6
Influence of choline and follistatin supplementation during in vitro bovine oocyte maturation on oocyte competence and blastocyst development	6
Cytoplasmic granules in bovine oocytes do not affect embryonic or fetal development	6
Comparative analysis of biochemical, hormonal, and mineral compositions of preovulatory and cystic ovarian follicles in buffalo during the non-breeding season	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
Boric acid supplementation promotes the development of in vitro-produced mouse embryos by related pluripotent and antioxidant genes	6
All-triploid offspring in the yellowtail tetra Astyanax altiparanae Garutti & Britski 2000 (Teleostei, Characidae) derived from female tetraploid × male diploid crosses	6
Has the concept of polyspermy prevention been invented in the laboratory?	5
5,10-Methylenetetrahydrofolate reductase becomes phosphorylated during meiotic maturation in mouse oocytes	5
Development of a PCR-based method to identify fetal sex during IVF cycles	5
Therapeutic potential of nanotechnology in reproduction disorders and possible limitations	5
The effect of consecutive ejaculation on the sperm parameters in the oligo-astheno-teratozoospermia (OAT) men	5
Effects of kisspeptin on the maturation of human ovarian primordial follicles in vitro	5
Survival analysis for estimating lamb survival up to weaning in Harnali sheep	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
Establishment of trophoblast cell line derived from buffalo (Bubalus bubalis) parthenogenetic embryo	5
Zona pellucida removal modifies the expression and release of specific microRNAs in domestic cat blastocysts	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
Assessment of the expression levels of two long non-coding RNAs, lnc-CYP11A1-1 and RP11573D15.8, in human aneuploid and euploid embryos	4
Aloe vera increases collagen fibres in extracellular matrix and mRNA expression of peroxiredoxin-6 in bovine ovarian cortical tissues cultured in vitro	4
The stereological investigation of conditioned medium originated from human adipose tissue-derived mesenchymal stem cells and platelet-rich plasma effects on polycystic ovary syndrome in a rat model	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
Autophagic activation in porcine oocytes is independent of meiotic progression	4
A novel approach toward the generation of oocytes by direct diploid cell haploidization	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
Effects of myo-inositol plus folic acid on ovarian morphology and oocyte quality in PCOS mouse model	4
Effects of embryonic stem cell-conditioned medium on the preimplantation development of mouse embryos	4
Effects of klotho protein or klotho knockdown in porcine oocytes at different stages	4
Extracellular vesicles in mammalian reproduction: a review	4
Effects of calcium-free ageing on ethanol-induced activation and developmental potential of mouse oocytes	4
Live birth derived from a markedly large polar body oocyte: a rare case report	4
A case report of a successful pregnancy after intracytoplasmic sperm injection when all oocytes contained abnormal inclusions in the perivitelline space	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
Detrimental effects of electromagnetic radiation emitted from cell phone on embryo morphokinetics and blastocyst viability in mice	4
Analysis of trophectoderm markers in domestic cat blastocysts cultured without zona pellucida	4
Embryo manipulation in neotropical characiform fish: incubation system, anaesthetic, and PGC transplantation in Prochilodus lineatus	4