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78 results about "Follicle growth" patented technology

During the course of folliculogenesis, growth is achieved by cell proliferation and formation of follicular fluid, whereas development involves cytodifferentiation of all the cells and tissues in the follicle. Only a few follicles in the human ovary survive to complete the cytodifferentiation process,...

MiRNA apla-mir-25-42 related to follicular development of laying ducks and detection primers, inhibitors and application thereof

ActiveCN109182562AInhibit expressionImprove the fertility of laying ducksMicrobiological testing/measurementDNA/RNA fragmentationFecundityTGFB2 Gene
The invention discloses MiRNA apla-mir-25-42 related to follicular development of laying ducks and detection primers, inhibitors and application thereof, belonging to that field of genetic engineer technology. The nucleotide sequence of the MiRNA apla-mir-25-42 is shown in SEQ ID NO: 1. The research of the invention shows that the miRNA can regulate follicular development by targeting the TGFB2 gene, reduce the expression of the cell proliferation marker gene CyclinB2 and promote the expression of the cell apoptosis marker gene BCL2. The miRNA can be used as a marker to detect the proliferation and differentiation of granulosa cells in laying duck follicles. The technical scheme makes up the blank in the field, provides theoretical basis and scientific proof for analyzing the genetic mechanism of follicular development of laying ducks and is of great significance to study of the genetic nature of laying duck reproductive traits, improvement of the fecundity of laying duck and genetic assisted breeding of laying ducks.
Owner:INST OF ANIMAL SCI & VETERINARY HUBEI ACADEMY OF AGRI SCI

Traditional Chinese medicinal hair growing fluid for treating alopecia seborrhoeica

ActiveCN103768275ADeficiency of spleen and stomachDermatological disorderPlant ingredientsAlopecia seborrhoeicaKidney
The invention discloses a traditional Chinese medicinal hair growing fluid for treating alopecia seborrhoeica. The hair growing fluid comprises the following traditional Chinese medicinal raw materials in parts by weight: 90-110 parts of myrrh, 190-210 parts of asiatic bilberry leaf, 190-210 parts of folium artemisiae argyi, 190-210 parts of sweet wormwood herb, 140-160 parts of bunge corydalis herb, 190-210 parts of polygonum multiflorum, 190-210 parts of rhizoma cibotii, 190-210 parts of fructus psoraleae, 140-160 parts of drynaria total flavonoids, 190-210 parts of prepared rehmannia root, 140-160 parts of fructus rosae laevigatae, and 190-210 parts of astragalus membranaceus. The traditional Chinese medicinal hair growing fluid is prepared by grinding the raw materials into coarse powder according to the proportion, putting the coarse powder into a reaction kettle and decocting with 7 times amount of water to prepare the hair growing fluid. The traditional Chinese medicinal hair growing fluid has the effects of drying dampness, eliminating insects, disinfecting, killing mildew, resisting fungus and diminishing inflammation, has the functions nourishing blood and yin, replenishing essence and nourishing marrow, tonifying kidney and yang, dispelling blood to remove stasis, diminishing edema and promoting granulation, and promoting blood circulation, and can achieve the aims of eliminating chronic inflammation of hair follicle and scalp, killing lipophilic fungus and hair mite, clearing fomes in follicle, inhibiting over-secretion of androgen, and activating follicle growth.
Owner:刘湘秋

Culture method for in-vitro human oocyte preantral follicles

InactiveCN103146643APromote maturityGuaranteed quality of lifeGerm cellsGranular cellGranulosa cell proliferation
The invention provides a culture method for in-vitro human oocyte preantral follicles. The culture method is characterized by comprising the following specific steps of: 1) unfreezing the in-vitro human oocytes placed in frozen protecting solution containing cane sugar and propylene glycol and subjected to liquid nitrogen low-temperature storage, and then reviving and culturing; and 2) separating and extracting the in-vitro human oocytes obtained by reviving and culturing, then placing the in-vitro human oocytes in nutrient solution containing follicle-stimulating hormone (FSH), and performing preantral culture, wherein the culture for in-vitro human oocyte preantral follicles needs the support of FSH, and FSH can be used for promoting the growth of the follicles, increasing the survival time of the follicles, promoting the proliferation of granular cells, and promoting the maturation of the oocytes, as well as is an important factor for regulating and controlling the growth and development of the follicles; and trichostatin A can be used for effectively inhibiting the proliferation of tumour cells, regulating and controlling the progress of a cell cycle and then inducing the apoptosis of tumour cells, thus ensuring the survival quality of the cells. The method has important significance on researches in the aspect of test-tube babies.
Owner:孔凡锋

Medicine for treating anovulatory infertility

The invention belongs to the field of traditional Chinese medicines, and provides a traditional Chinese medicine preparation for treating infertility caused by ovulation failure. The traditional Chinese medicine preparation mainly comprises a formula capable of invigorating the kidney and replenishing essence, a formula capable of reinforcing the kidney and activating blood, and a formula capableof accelerating corpus luteum, wherein the formula capable of invigorating the kidney and replenishing essence comprises the following raw material ingredients: 15-24 g of radix rehmanniae praeparata,15-30 g of rhizoma dioscoreae, 12-18 g of fructus corni, 15-20 g of fructus lycii, 15-30 g of herba epimedii, 15-30 g of semen cuscutae, 9-12 g of vinegar-processed testudinis carapax, 12-24 g of herba cistanches, 9-12 g of cornu cervi degelatinatum, 12-18 g of radix angelicae sinensis, 9-15 g of parched paeoniae alba radix, 9-15 g of parched atractylodis macrocephalae rhizome and 6-12 g of endothelium corneum gigeriae galli. According to a rule of mutual transformation between yin and yang as well as qi and blood replenishment and deficiency change during each period of menstruation, follicle development and ovulation can be accelerated, the ovulation rate and the pregnancy rate of the anovulatory infertility can be improved, a clinical curative effect is exact, a pregnancy rate is high,and an ovulation failure problem is solved fundamentally.
Owner:河南省中医药研究院附属医院

A method of inducing young primates to obtain gonad gametes and applications thereof

A method of inducing young primates to obtain gonad gametes is disclosed. The method includes administering a female young primate with gonadotropin-releasing hormone or an analogue thereof, performing combined administration of gonadotropin, and inducing follicular development to obtain mature oocytes that are female gametes; administering a male young primate with gonadotropin, performing combined administration of gonadotropin-releasing hormone or an analogue thereof, and inducing testis spermatogenesis to obtain sperms that are female gametes; and subjecting the obtained female gametes and male gametes to fertilization, and allowing fertilized eggs to develop until blastulas or a filial generation. A hormone combination is adopted by the method to promote induction of young primate sexual prematurity, thus obtaining the gonad gametes in advance, significantly shortening the generation period of primates, and accelerating offspring breeding. The method can achieve large-scale expanding propagation of the young primates, shorten the generation period, reduce the cost, and provide experience references for germplasm preservation of precious and endangered animal species and rapid animal propagation through gene editing.
Owner:广州高新区生物研究和实验发展有限公司

Serum-free culture solution for in-vitro culture of sheep ovarian cortex tissue

The invention discloses a serum-free culture solution for in-vitro culture of sheep ovarian cortex tissue. The culture solution comprises a basic culture solution and an additive, wherein the basic culture medium is a mixed solution of alpha-MEM and DMEM; the additive comprises the following components: 3-10 micrograms / mL bovine serum albumin, 0.10-0.50mM sodium pyruvate, 1-5mM glutamine, 1-5mM hypoxanthine, 3-10 micrograms / mL insulin, 1-5 micrograms / mL transferrin, 2-8 nanograms / mL sodium selenite, 10-200 micrograms / mL VC, 50-200IU / mL penicillin and 50-200IU / mL streptomycin, and the pH valueis 6.9-7.5. Through the synergistic effect of the components, the proliferation speed of interstitial cells is inhibited, the proliferation of granular cells is promoted, the defect that the three-dimensional environment of original follicle development cannot be maintained due to tissue collapse caused by excessive proliferation of the interstitial cells in the culture process of the ovarian cortex tissue is overcome, the growth and development condition and survival time of original follicles in the ovarian cortex tissue in vitro are effectively improved, meanwhile, the influence of unknowncomponents in serum on research is avoided, and the serum-free culture solution has a good application prospect.
Owner:SHIHEZI UNIVERSITY

Follicle development prediction system in hyper-ovulation therapy based on artificial intelligence technology

The invention relates to a follicle development prediction system in hyper-ovulation therapy based on artificial intelligence technology. An artificial intelligence function model system is obtained through autonomous learning and training by combining a gynecological endocrine related theory from the perspective of artificial intelligence and taking clinical data of previous patient diagnosis and treatment as a research object; clinical doctors are assisted in clinical pre-judgment and clinical error early warning and correction, and the safety, accuracy, controllability and efficiency of clinical diagnosis and treatment are improved; a new perspective is provided for research on clinical management of COH patients in reproductive medicine, and the limitations of insufficient artificial clinical diagnosis and treatment experience and limited prediction and pre-judgment ability in the hyper-ovulation therapy process are improved; fine and standardized research on the hyper-ovulation medication dosage is promoted, an early warning value is set for OHSS case data generated by a wrong medication scheme, and a theoretical basis is provided for early warning correction through a computer language; and the diagnosis and treatment efficiency of clinicians is optimized, the COH medical risk is reduced, the egg obtaining outcome cost performance is improved, and the medical cost is saved.
Owner:ZHEJIANG MEDICAL COLLEGE +1

3D printed artificial ovarium biological stent capable of activating original ovarian follicle and artificial ovarium and application thereof

ActiveCN109749980AThe bracket is well protectedRich nutrition supplyMicrobiological testing/measurementArtificial cell constructsNutrientPhysiology
The invention provide a 3D printed artificial ovarium biological stent capable of activating an original ovarian follicle. According to the 3D printed artificial ovarium biological stent, a 3D printing technology is utilized to mix an original ovarian follicle activating agent and hormones and growth factors which can promote the developing of the ovarian follicle into a stent material to be molded through printing, an ovarian cortex fragment which contains the original ovarian follicle is transplanted, after the cortex fragment is transplanted back to the body, the cortex fragment can achievebetter stent protection and more diversified nutrient supplying, the biological stent is gradually degraded in the body to sustainably release the ovarian follicle activating agent, and therefore theoriginal ovarian follicle is sustainably activated. The stent has the advantages that the in vitro activating time of the original ovarian follicle is greatly reduced, a novel researching tool is provided for an revealing an original ovarian follicle activating mechanism, the waiting time of the patient is reduced on the basis that secondary surgery is avoided, and a novel choice is provided forthe clinical treatment of premature ovarian failure and an assisted reproduction technology; after the ovarian follicle is activated, a large number of hormones are secreted to regulate the secretionin the body, and a novel researching direction is provided for improving comprehensive symptoms of menopause and ageing slowing.
Owner:SHENZHEN INST OF ADVANCED TECH
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