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7629113 |
Multiple sexed embryo production system for bovine mammals
Improved insemination systems particularly adapted to use for sex-selected sperm sorting include systems which achieve superovulation and then multiple embryo production with sexed embryos. These...
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7204978 |
Treatment and diagnosis of infertility using TGFβ or activin
A method of treating an infertility condition in humans or mammals, by exposure of a prospective mother to TGF beta or derivative or analog of TGF beta. The exposure is advantageously in...
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7087429 |
Process for proliferation and differentiation of rat ascinar cells
A process for obtaining a substance with growth promoting activity that includes the step of isolating perivitelline fluid from a fertilized egg of a horseshoe crab. Also, a process for...
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7011853 |
Putamen ovi
The present invention pertains to a method for the preparation of putamen ovi, putamen ovi having a defined grain size distribution, and to the use of putamen ovi for the treatment of calcium...
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6998418 |
Acellular biological material chemically treated with genipin
A method for promoting autogenous ingrowth of damaged or diseased tissue selected from a group consisting of ligaments, tendons, muscle and cartilage, the method comprising a step of surgically...
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6890708 |
Method for improving the quality of sperm for artificial insemination of animals
A method and composition for artificial insemination. The method involves artificially inseminating the subject with sperm, wherein the sperm is combined or coadministered with an inhibitor of...
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6864046 |
Method for collecting and preserving semen
A method for collecting and preserving semen of various animals including humans, canines, porcines, bovines, ovines and others involves collecting the semen into a collection vessel where the...
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6793923 |
Vaccines with enhanced immune response and methods for their preparation
The present invention is concerned with vaccines and their preparation. An effective long-term immune response, especially in mammals, can be produced using a vaccine comprising an antigen...
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6641526 |
Development of normal offspring from oocytes injected with freeze-dried spermatozoa
The invention provides a method for freeze-drying spermatozoa to obtain at least one reconstituted spermatozoon whose head (nucleus) is capable of fertilizing an oocyte to produce a live offspring....
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6596472 |
Reproductive cultures containing colloidal silver
A colloidal dispersion of nanoparticles of silver is used to preserve animal reproductive samples such as boar semen without the use of antibiotics. The colloidal silver solution may have a metal...
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6596310 |
Method of artificial insemination by timed release of sperm from capsules or solid beads
A method is provided for encapsulating sperm in a particle wherein the particle provides for the timed release of the sperm. In particular, the method uses a gel forming polymer to form the...
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6506570 |
Method of sorting birds in ovo
A method of determining the gender of a bird in ovo comprises detecting the presence or absence of an elevated level of a sex-related hormone in the extra-embryonic fluid of the bird egg, and then...
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6361934 |
Method and apparatus for cryopreservation
A method of cryopreserving biological material, which method comprises providing a sample of the biological material, where a liquid phase of the sample includes at least one solute; lowering the...
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RE37224 |
Method to prevent fertilization in mammals by administering a single dose of zona pellucida derived antigens, liposome and adjuvant
A vaccine for the immunocontraception of mammals is described. The vaccine consists of zona pellucida antigens and an adjuvant encapsulated in a liposome delivery system. The liposome delivery...
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6086884 |
Composition for treating impotence in men containing dried roe and yohimbine
A composition for treating impotence in human males contains a synergistic mixture of dried sturgeon roe and yohimbine hydrochloride wherein the weight percent ratio of said dried sturgeon...
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5997909 |
Composition containing a complex of a polyvalent metal and a DNA-sodium salt
Compositions are provided which contain a complex of a polyvalent metal and sodium salt, the DNA-sodium salt being obtained from sturgeon milt. The complexes exhibit high antiviral activity and low...
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5985333 |
Pharmaceutical formulation containing a DNA-sodium salt for burn and wound treatment
A pharmaceutical composition is provided for the treatment of burns and wounds and contains a DNA-sodium salt obtained preferably from sturgeon milt. This composition is particularly useful for the...
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5972592 |
Increasing reproductive efficiency of bull semen using fucose or a compound with a fucose moiety
Inclusion of fucose or fucose-containing bull sperm monovalent binding oligosaccharide in semen extender increases the reproductive efficiency of bull semen extended therewith, for artificial...
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5849473 |
Method of lyophilization of mammalian sperm cells
A method is provided for the lyophilization of mammalian sperm cells which can be stored and reconstituted to provide morphologically intact cells. The method is advantageous in that the sperm...
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5773217 |
Activation of sperm nuclei and activation assays
The present invention concerns products and methods particularly useful for activating and analyzing non-dividing cell nuclei. The featured products include activating egg extracts, cytostatic...
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5763206 |
Process for evaluating fertility of spermatozoa samples
A method for testing the potential fertility of spermatozoa in a sample by contacting an aliquot of the sperm sample onto a protein extracted from native vitelline membranes removed from chicken or...
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5759763 |
Method for cryopreservation of primordial germ cells and germ cells
Cryopreservation of primordial germ cells and germ cells, in which primordial germ cells or germ cells are separated from bird embryos before meiosis and are then suspended and frozen in a freezing...
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5730987 |
Medication for impotence containing lyophilized roe and a powdered extract of Ginkgo biloba
A composition for treating impotence in human males is disclosed, which includes a mixture of lyophilized roe and a dry powdered extract from leaves of Ginkgo biloba. The lyophilized roe is...
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5721348 |
DNA encoding PH-20 proteins
The disclosure relates to isolated DNA encoding all or a portion of a surface protein present in sperm of a mammal. This surface protein of sperm is essential for fertilization in the mammal....
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5662889 |
Oral Composition containing a DNA-sodium salt and methods of making and using the same
Oral compositions for use in the mouth are provided which contain a DNA-sodium salt obtained preferably from sturgeon milt. The compositions are useful, for example, as mouth wash and toothpaste...
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5648468 |
Process for identifying sex associated egg proteins and methods for increasing the probability that the avian offspring will be the desired sex
A method for Avian sex-preselection by identifying sex-specific proteins for maternal immunization to embryonic proteins is described. Sex-preselection proteins are used in sexing offsprings.
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5637300 |
Contraceptive vaccine comprising a glycosylated 55 kD zona pellucida protein immunogen and method of use of the same in contraception
Recombinant zona pellucidae proteins having altered, non-native glycosylation patterns are able to elicit the production of antibodies to matured zona pellucida proteins. Such recombinant proteins...
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5563059 |
Use of human inhibin and human activin to increase the number of mature primate oocytes
A method is provided for increasing the fertilization potential of oocytes comprising culturing oocytes in vitro with an effective amount of inhibin, activin, or a combination of inhibin and...
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5547684 |
Cosmetic composition containing a DNA-sodium salt and methods of making and using the same
Cosmetic preparations are provided containing a DNA-sodium salt and which are useful, for example, for the treatment of aging skin and skin problems.
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5514537 |
Process and apparatus for sorting spermatozoa
A method and apparatus are disclosed for the mechanical sorting of mammalian spermatozoa by sex-type, into a fraction enriched in X-chromosome-bearing spermatozoa, and a fraction enriched in...
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5238684 |
Compositions and methods for achieving improved physiological response to exercise
Disclosed here are novel compositions and methods which can be used as a blood substitute to ameliorate adverse physiological effects of blood loss. The novel compositions comprise fluids...
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RE34326 |
Encapsulation of sperm for artificial insemination
Sperm are encapsulated in a nontoxic polymer which is freely flowing at body temperature and a gel or solid at temperatures of storage and transfer. On delivery to the reproductive tract, the...
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5135759 |
Method to preselect the sex of offspring
Intact X and Y chromosome-bearing sperm populations of rabbits and swine were separated according to DNA content using a flow cytometer/cell sorter. Sperm viability was maintained by special...
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5021244 |
Sex-associated membrane antibodies and their use for increasing the probability that offspring will be of a desired sex
A method of sorting living cells based on DNA content. Mammalian sperm subpopulations enriched in X- or Y-sperm. X- and Y-enriched sperm-plasma-membrane vesicles. Substantially pure sex-associated...
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4927750 |
Cell separation process
Cell separation compositions and associated methods effective for separating cells from various biological specimens such as blood are disclosed. The biological specimens are contacted with the...
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4927749 |
Reagent for cell separation
Cell separation compositions and associated methods effective for separating cells from various biological specimens such as blood are disclosed. The biological specimens are contacted with the...
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4888172 |
Pharmaceutical for treating tumors and methods for making it
Rana pipiens embryos are grown to a predetermined stage of development. The embryos are then subjected to mechanical processing to produce an extract. The extract is freed of endotoxins, and...
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4882421 |
Pharmaceutical for treating tumors and method for making it
Rana pipiens eggs are subjected to fertilization and the embryos are grown to a predetermined stage of development. The embryos and unfertilized eggs are then subjected to mechanical processing in...
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4839172 |
Composition of accelerating recovery of function of hematopoietic organs
A composition for accelerating the recovery of hematopoietic function and a method of recovering the physical strength of patients by orally administering the composition are disclosed. The...
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4804537 |
Sperm selection process using a salt of hyaluronic acid
The present invention relates to a process and means for separating motile sperm cells in vitro from an aqueous sperm-containing sample by means of contacting said sample with a layer of an aqueous...
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4764373 |
Method of increasing the economic value of breeding stock semen
Method of artificially inseminating a plurality of animals with aliquots of sperm obtained from a breeding stock individual of that species, obtained by fractionating the collected semen into first...
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4722887 |
Phase partition separation of sperm based on seminolipid expression
Male- and female-determining sperm are separated by polymeric phase partition chromatography, based on differential expression of a sulfoglycolipid. In a preferred embodiment, a mobile phase...
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4699789 |
Viral free semen and methods of producing the same
The elimination or reduction of viral contamination of semen used for artificial insemination by incorporating with the semen a diluent or extender containing antibodies for the particular virus or...
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4605558 |
Process for cell separation
A process for the separation of X sperm and Y sperm by phenotypic differences in a gravity separation process wherein an osmolality gradient is provided within the separation vessel, the osmolality...
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4448767 |
Preparation of monospecific male-specific antibody and the use thereof for increasing the percentage of mammalian offspring of either sex
A method of manufacturing and a raw material and its useage are disclosed for increasing the percentage of mammalian offspring of either sex. The process of use utilizes a male-specific antibody...
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4339434 |
Method of increasing the incidence of female offspring
The likelihood of conceiving a female fetus is substantially enhanced by promoting ovulation in a fertile female mammal with an ovulation-inducing agent and artificially inseminating the female...
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4329337 |
Turkey semen extender
A medium for preserving and extending the viable useful life of poultry semen, in vitro, is provided. Turkey semen is preserved without loss of fertility for up to 18 hours in the medium.
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4326026 |
Method for fractionating cells
Enriched quantities of male and female sperm are obtained in physically separate fractions utilizing the hydrodynamic behavior of sperm in laminar flow. A flowcell fractionator is provided for...
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4225405 |
Process for separation and collection of viable female and male spermatozoa
A process is disclosed for separating and collecting viable female spermatozoa (XX chromosome) and male spermatozoa (XY chromosome). The process utilizes apparatus comprising two sterilized columns...
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4191749 |
Method and material for increasing the percentage of mammalian offspring of either sex
Method, apparatus and material are disclosed for increasing the percentage of mammalian offspring of either sex. The method utilizes a male-specific antibody coupled to a solid-phase...
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