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7371517 |
High purity X-chromosome bearing and Y-chromosome bearing populations of spermatozoa
Isolated non-naturally occurring populations of spermatozoa ( 15 ) having high purity and technologies to differentiate spermatozoa ( 28 ) based on characteristics such as mass, volume,...
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EP1917974A1 |
Equine system for non-surgical artifical insemination
Non-surgical artificial insemination is achieved for sexed and unsexed equines in a commercially practical manner and with dosages of insemination sperm which were not previously thought to be...
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7276329 |
Method of sorting cells
A method of sorting cells, particularly, but not exclusively, sperm cells, is described. The method comprises the use of a surface decontamination medium to strip the cells of any extra-cellular...
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EP1818391A2 |
Sex-specific insemination of mammals with low number of sperm cells
Artificial Insemination is achieved for sexed mammalian offspring in a commercially practical manner and with dosages of insemination sperm which were not previously thought to be practical for...
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7221453 |
Optical apparatus
Various optical apparatus provide a source of parallel light ( 7, 75 ). The parallel light ( 7, 75 ) is generally achieved by directing an incident beam at the apex of a prism ( 1, 22, 24, 26, 28...
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7208265 |
Method of cryopreserving selected sperm cells
The present invention provides a method of cryopreserving sperm that have been selected for a specific characteristic. In a preferred embodiment, the method is employed to freeze sex-selected...
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7195920 |
Collection systems for cytometer sorting of sperm
Improved flow cytometer system particularly adapted to use for sex-selected sperm sorting include enhanced sheath fluid and other strategies which minimize stress on the sperm cells, including a...
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7169548 |
Sperm cell processing and preservation systems
Methods and apparatus are disclosed for processing sperm cells to accomplish preservation for future use while minimizing the adverse effects of such preservation. Sperm cells may be collected from...
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7094527 |
System for in-vitro fertilization with spermatozoa separated into X-chromosome and Y-chromosome bearing populations
An IVF system for successfully utilizing spermatozoa separated into X-chromosome bearing and into Y-chromosome bearing population for insemination. The IVF system includes fertilization medium that...
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6524860 |
Methods for improving sheath fluids and collection systems for sex-specific cytometer sorting of sperm
Improved flow cytometer system particularly adapted to use for sex-selected sperm sorting include enhanced sheath fluid and other strategies which minimize stress on the sperm cells, including a...
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6372422 |
Multiple sexed embryo production system for 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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6149867 |
Sheath fluids and collection systems for sex-specific cytometer sorting of sperm
Improved flow cytometer system particularly adapted to use for sex-selected sperm sorting include enhanced sheath fluid and other strategies which minimize stress on the sperm cells, including a...
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5028526 |
Method for semen analysis
A method is disclosed for the separation of seminal plasma from semen by means of a membrane. The invention also includes a method for the determination of enzymes such as acrosin and other...
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4759344 |
Wang's tubules for sperm preparations used for IVF-ET-GIFT and artificial inseminations
A new method and apparatus is described for separating motile sperm from semen for use in fertilization. The semen sample is placed in communication with the inlet of a tubule filled with sperm...
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4632743 |
Method for examining cells by electrophoresis
Cells, particularly lymphocytes in peripheral blood or lymphatic tissues such as thymus, spleen and lymph node, are examined by measuring an electrophoretic property, such as a fraction of the...
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4397954 |
Flowcell fractionator
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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4362246 |
Method of treating collected mammal semen and separating sperm into X Y components
A method of treating mammal semen for use in artificial insemination is provided. Human saliva is added to the semen as an anti-coagulant. For mammals other than primates and voles, sperm-free...
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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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