OOIR: Observatory of International Research

Papers

(The median citation count of Journal of Reproduction and Development is 2. 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
Amount of Cas9 protein introduced into mouse embryos via electroporation affects the genome-editing rate	50
Establishment of embryo transfer in the musk shrew (<i>Suncus murinus</i>)	26
Chromatin structure in totipotent mouse early preimplantation embryos	18
Apoptosis, autophagic cell death, and necroptosis: different types of programmed cell death in bovine corpus luteum regression	17
Leptin receptor expression and its change in association with the normalization of EGF profile after seminal plasma treatment in repeat breeder dairy cows	17
Polarized epithelium-sperm co-culture system reveals stimulatory factors for the secretion of mouse epididymal quiescin sulfhydryl oxidase 1	16
Transcriptome analysis reveals transforming growth factor-β1 prevents extracellular matrix degradation and cell adhesion during the follicular-luteal transition in cows	15
Busulfan administration replicated the characteristics of the epididymal initial segment observed in mice lacking testis-epididymis lumicrine signaling	15
Effects of light wavelength on oocyte maturation, parthenogenesis, and parthenogenetic embryo development in pigs	14
Hatchability evaluation of bovine IVF embryos using OCT-based 3D image analysis	14
Can thermoregulatory response to heat stress be improved in lactating dairy cows? Insights from counter-current heat transfer systems impacting reproduction	14
Enzymatic isolation of porcine preantral follicles impairs oocyte viability and long-term <i>in vitro</i> growth	13
Mice lacking two testis-specific cytoplasmic poly(A)-binding proteins, PABPC2 and PABPC6, exhibit normal spermatogenesis and fertility	13
Early pregnancy detection in ruminants: challenges and innovations	13
Progesterone and estradiol regulate sperm hyperactivation and <i>in vitro</i> fertilization success in mice	12
Generation, characterization, and differentiation of induced pluripotent stem-like cells in the domestic cat	11
Exosomes derived from placental trophoblast cells regulate endometrial epithelial receptivity in dairy cows during pregnancy	11
Immunohistochemical identification of epithelial cell types in the isthmus of bovine oviduct: Comparison with the ampulla	10
Cell cycle regulation for meiosis in mammalian germ cells	10
Identification and characterization of dystrophin-locus-derived testis-specific protein: A testis-specific gene within the intronic region of the rat dystrophin gene	10
Social effects on behaviorally-scored and pedometer-detected estrus in beef cattle	10
Role of calcium-sensing receptor in regulating activation susceptibility of postovulatory aging mouse oocytes	10
<i>Ybx1</i> deficiency impairs spermatid development and male fertility without affecting meiosis in mice: insights into spermatogenesis	9
5-Aminolevulinic acid combined with sodium ferrous citrate mitigates effects of heat stress on bovine oocyte developmental competence	9
Cryopreservation of pig spermatozoa using carboxylated poly-L-lysine as cryoprotectant	8

<i>MiR-145</i> regulates steroidogenesis in mouse primary granulosa cells by targeting <i>Arpc5</i> and subsequent cytoskeleton remodeling	8
Suppression of porcine polyspermy using mechanical vibrations during <i>in vitro</i> fertilization	8
Enhancement of rat spermatozoal hyperactivation by progesterone	8
Central somatostatin-somatostatin receptor 2 signaling mediates lactational suppression of luteinizing hormone release via the inhibition of glutamatergic interneurons during late lactation in rats	8
Tryptophan promotes sperm hyperactivation in hamsters via 5-hydroxytryptamine biosynthesis within sperm	7
Parallel expression patterns of NR4A nuclear receptor family genes in the pituitary gland of proestrus rats	7
Application of bovine progesterone intravaginal controlled-release formulation for estrus synchronization treatment in goats	7
<i>Kdm4d</i> mutant mice show impaired sperm motility and subfertility	7
Lower developmental potential of rat zygotes produced by ooplasmic injection of testicular spermatozoa versus cauda epididymal spermatozoa	7
Effects of insulin-like growth factor-1 on the mRNA expression of estradiol receptors, steroidogenic enzymes, and steroid production in bovine follicles	7
Mouse <i>in vivo</i>-derived late 2-cell embryos have higher developmental competence after high osmolality vitrification and −80°C preservation than IVF or ICSI embryos	7
Impaired placentomal interferon signaling as the possible cause of retained fetal membrane in parturition-induced cows	6
Nucleus reprogramming/remodeling through selective enucleation (SE) of immature oocytes and zygotes: a nucleolus point of view	6
MMP3 mediates E2-induced bovine endometrial cell proliferation by releasing HB-EGF	6
The fertility of dairy heifers and cows is not influenced by the follicular wave of the ovulatory follicle	6
A combined treatment with progesterone, anti-inhibin serum, and equine chorionic gonadotropin improves number of ovulated oocytes in young C57BL/6J mice	6
Lipid droplets synthesized during luteinization are degraded after pregnancy	6
Spermatic RXFP2 expression levels and seminal INSL3 concentrations among beef bull ejaculates with different levels of sperm morphological normality	6
Oocyte activation with <i>phospholipase Cζ</i> mRNA induces repetitive intracellular Ca<sup>2+</sup> rises and improves the quality of pig embryos after intracytoplasmic sperm	6
A prospective randomized trial comparing dephereline and busereline for ovulation induction in heat-stressed lactating dairy cows	6
Central δ/κ opioid receptor signaling pathways mediate chronic and/or acute suckling-induced LH suppression in rats during late lactation	6
Progesterone modulates HSD11B1-mediated cortisol production in luteinized bovine granulosa cells	6
Effect of ovarian stimulation on developmental speed of preimplantation embryo in a mouse model	6
Optimization of ovum pick-up-<i>in vitro</i> fertilization and <i>in vitro</i> growth of immature oocytes in ruminants	5
Mechanism of action of IHH in ameliorating thin endometrium	5
<i>In vitro</i> embryo production via ovum pick-up (OPU) and intracytoplasmic sperm injection (ICSI) in pure and crossbred Japanese Hokkaido native ponies	5
Capturing temperature changes on the ocular surface along with estrus and ovulation using infrared thermography in Japanese Black cows	5
Global analyses and potential effects of extracellular vesicles on the establishment of conceptus implantation during the peri-implantation period	5
Effects of hypercaloric diet-induced hyperinsulinemia and hyperlipidemia on the ovarian follicular development in mice	5
Reduced HSP70 expression under mild hypothermia is involved in bovine embryo growth suppression	5
Ovarian response to prostaglandin F<sub>2α</sub> in lactating dairy cows: A clinical update	5
Effects of reduced glutathione supplementation in semen freezing extender on frozen-thawed bull semen and <i>in vitro</i> fertilization	4
Differences in daily milk production during early pregnancy alter placental characteristics and neonatal metabolic amino acid levels in dairy cows	4
Effects of glutathione treatments during sperm washing and <i>in vitro</i> fertilization on the <i>in vitro</i> early development of embryos of Japanese Black cattle	4
Genome editing of porcine zygotes via lipofection of two guide RNAs using a CRISPR/Cas9 system	4
Efficient derivation of embryonic stem cells and primordial germ cell-like cells in cattle	4
Negative photoperiod induces an increase in the number of ovulations in dairy cattle	4
The effect of ACVR1B/TGFBR1/ACVR1C signaling inhibition on oocyte and granulosa cell development during <i>in vitro</i> growth culture	4
Enkephalin-δ opioid receptor signaling partly mediates suppression of LH release during early lactation in rats	4
Lipid droplet formation is spatiotemporally regulated in oocytes during follicular development in mice	4
Assessment of anti-Müllerian hormone levels as a reproductive indicator in Japanese Black cattle	4
High-concentration bovine serum albumin enhances fertilization ability of cold-stored rat sperm	4
Association between prepartum vaginal temperature changes and placenta expulsion time in Holstein dairy cattle	4
Development of cryopreservation media for the slow-freezing of cultured primordial germ cells in chicken	4
Role and action mechanisms of tPA in CRH-induced apoptosis of mouse oviductal epithelial and mural granulosa cells	4
FABP4 mediates endoplasmic reticulum stress and autophagy to regulate endometrial epithelial cell function during early sheep gestation	4
Supplementation with serine-enriched non-essential amino acids from minimum essential medium promotes blastocyst development of <i>in vitro</i>-fertilized bovine embryos	4
Rapamycin maintains the primordial follicle pool and protects ovarian reserve against cyclophosphamide-induced damage	4
Artificial insemination of bottlenose dolphins (<i>Tursiops truncatus</i>): A trial with simple instruments based on criteria for estrous behaviors linked to changes in estradiol levels an	3
Autophagy in the corpus luteum correlates with tissue growth in pregnant rats	3

Insights into the NAD<sup>+</sup> biosynthesis pathways involved during meiotic maturation and spindle formation in porcine oocytes	3
Comparative characteristics between calyculin A-induced and thimerosal-induced hyperactivation of cryopreserved bovine spermatozoa	3
Effects of luteal blood flow on endometrial progesterone concentrations and gene expression in Japanese Black cows	3
Factors influencing <i>in vivo</i> embryo production in Japanese Black donors: The role of anti-Müllerian hormone and inflammation parameters	3
Effects of heat stress on the endometrial epidermal growth factor profile and fertility in dairy cows	3
Zinc transporter <i>ZnT3/Slc30a3</i> has a potential role in zinc ion influx in mouse oocytes	3
Involvement of linker histone variant H1a in the regulation of early preimplantation development in mice	3
<i>Ccdc152</i> is not necessary for male fertility, but contributes to maintaining sperm morphology	3
Physiological high temperatures alter the amino acid metabolism of bovine early antral follicles	3
Semen extender triggers a mild physiological inflammatory response in the uterus without disrupting sperm-uterine immune crosstalk <i>in vitro</i> in cattle	2
Involvement of Ca<sup>2+</sup>-ATPase in suppressing the appearance of bovine helically motile spermatozoa with intense force prior to cryopreservation	2
DNA repair is efficient in irradiated M phase zygotes	2
Serum-free spontaneously immortalized bovine oviduct epithelial cell conditioned medium promotes the early development of bovine <i>in vitro</i> fertilized embryos	2
Improving porcine <i>in vitro</i> blastocyst development using fetal bovine serum, amino acids, and insulin-transferrin-selenium	2
Cortisol prevents the suppressive effect of LPS on bovine oocyte maturation <i>in vitro</i>	2
Progesterone increases the success of <i>in vitro</i> fertilization via enhanced sperm hyperactivation in mice	2
Generation of viable calves derived from developmentally mature blastocysts produced by on-gel culture	2
Perilipin2 depletion causes lipid droplet enlargement in the ovarian corpus luteum in mice	2
Expression and localization of tight junction-related proteins in adult rat pituitary stem/progenitor cell niches	2
PABPN1L is required for maternal mRNA degradation after meiosis resumption	2
Carnosine supplementation in cryopreservation solution improved frozen-thawed bovine embryo viability	2
Alpha-synuclein expression in oxytocin neurons of young and old bovine brains	2
Association of age at first calving with longevity, milk yield, and fertility up to the third lactation in a herd of Holstein dairy cows in Japan	2
Excluding alanine from minimum essential medium (MEM) nonessential amino acid supplementation of the culture medium facilitates post-fertilization events and early cleavages of bovine oocytes fertiliz	2
Continuous acceleration of neural activity of the GnRH pulse generator during chronic peripheral infusion of neurokinin 3 receptor agonist in goats	2
[The role of reproductive biology in SDGs] Global warming and cattle reproduction: Will increase in cattle numbers progress to global warming?	2
A possible function of <i>Nik-related kinase</i> in the labyrinth layer of delayed delivery mouse placentas	2
Improvements in <i>in vitro</i> spermatogenesis: oxygen concentration, antioxidants, tissue-form design, and space control	2
Sex difference in developmental changes in visualized <i>Kiss1</i> neurons in newly generated <i>Kiss1-Cre</i> rats	2
NAD<sup>+</sup>, Sirtuins and PARPs: enhancing oocyte developmental competence	2
Percentage of follicle number by size over the antral follicle count and its association with subsequent reproductive performance in beef cattle	2
Inexpensive thermal containers and insulation materials prevent deterioration of semen parameters for less than 90 minutes	2
Erratum: Lower developmental potential of rat zygotes produced by ooplasmic injection of testicular spermatozoa versus cauda epididymal spermatozoa	2
Evaluation of bovine embryo quality based on gene expression profiling using whole-transcriptome amplification	2
MiR-145-5p regulates granulosa cell proliferation by targeting the <i>SET</i> gene in KGN cells	2
Effects of chemosynthetic choline plasmalogens on gonadotropin secretion from bovine gonadotrophs	2
The mechanism of heat stress-induced injury in the immature oocytes of zebrafish (<i>Danio rerio</i>)	2
Quantitative analyses of insulin-like peptide 3 and sex steroid hormones in dominant follicles and corpora lutea during the estrus cycle and in follicular cysts in beef heifers	2