Advantages And Disadvantages Of In Vitro Matability

Despite the benefits from using embryonic stem cells, the debate over using human embryos arises. When an egg cell is fertilized it divides and becomes an embryo an embryo then develops into a fetus. There are four ways scientists get embryos. The first way is through in vitro fertilization. In vitro fertilization is when a sperm and egg are fertilized in a culture disk. The fertilized egg is developed and becomes and an embryo. The embryo is then implanted into a women’s uterus. During this process more embryos are created than needed and are usually frozen for later use. If the embryos are not needed they are donated for stem cell research.

If a cow, displaying the ‘double muscled’ characteristic was produced, this enables the breeder to inbreed this cow, with the original homozygous recessive bull to create a purely ‘Belgian Blue’ breed. Other technology has increased the concentration of these desirable traits. To ensure farmers are not jeopardising their stock population, artificial insemination is a new form of genetic engineering technology. Artificial insemination/embryo breeding is a process that involves inserting the semen sample of a bull and inserting it into the heifers uterus. Or taking eggs from a heifer and semen from a bull and inserting into the uterus of another heifer. This process can increase the concentration of selective breeding as the cows with less desirable traits are enable to breed as farmers insert reproductive cells of the biggest and best cattle into to the average cows and therefore increase production of offspring. Embryo breeding has become reasonably affordable and therefore farmers can increase productivity to meet increased meat

Dr. Schiewe is the high complexity lab director at Ovagen Fertility Newport Beach and the scientific laboratory director at California Cryobank. Over the last three decades, he has helped IVF labs worldwide protect and transfer embryos in the blastocyst stage and improve pregnancy rates. Dr. Schiewe has published over 35 peer-reviewed papers and 70 abstracts. He also serves as a journal reviewer for Fertility and Sterility and Theriogenology. For more information about Dr. Schiewe and his work, please visit

On June 25th 1978 Louis Brown, the first “test tube baby” was born. She weighed 5 pounds, 12 ounces .Her parents, Lesley and John Brown, had been trying to conceive for nine years. They faced complications of blocked Fallopian tubes and were willing to try the experimental and risky procedure. (“PBS”) the process of in vitro includes harvesting eggs and sperm, fertilizing the egg and then placing the freshly fertilized egg into the mother. Today, despite the high cost, in vitro fertilization has become the most popular option for women having trouble conceiving. In 2013, IVF resulted in over 50,000 births. (cdc.gov)

In Vitro Fertilisation is a major breakthrough in embryo research and has increased the possibility of large numbers of women becoming pregnant. It is a procedure used to overcome a range of fertility issues caused by damaged or blocked fallopian tubes. This procedure is conducted by a medical physician in a specialized laboratory by removing eggs from the ovaries of a female and mixing it with sperm from the male, fertilize them in a laboratory, and then replace the embryos back into the female’s uterus where they implant and maturation begins. (IVF Australia 2016) The fertilized egg (embryo) is allowed to grow in a protected environment for some days before being

Technology is advancing all the time, but often we question the necessity of the new inventions. In the 1980s, in vitro fertilisation was still a very new science. The information was limited to the people who actually could and would participate in the studies, as simulating human pregnancy in animals is difficult. The actual procedure, however, includes a donated egg, sperm, and simulating mitosis in a test tube then injecting it into a woman 's womb.

In-vitro fertilization relates to assisted reproduction procedures where sperm and eggs are joined outside a body of a woman. Women undertaking IVF are given hormonal drugs to promote the development of multiple eggs,

The process is the same when IVF is used; the main difference is the start of the process takes place outside of the human body. The sperm is inserted into the egg then after a few days once the cell has started it develop the zygote is inserted into the womb and attaches itself to the lining. Here the process takes place just as usual and there should be a baby within 9

Artificial insemination, was developed as solution to the many problems faced by the cattle/dairy industry. Problems such as the need for genetic improvement and

IVF, short for in vitro fertilisation, is one of several assisted reproductive technologies used to help infertile couples conceive a child. The procedure essentially involves separating the act of conception and fertilisation from one another, so that fertilisation occurs outside of the parent’s body, in a scientific environment. With the help of doctors and biologists, the

Good embryos were determined by those who had developed to the early morula stage or beyond, and they were considered bad embryo’s if they had not reached that stage. 70% of the ewes had between 5 to 9 follicles per day. The ewes in the lower performing group had fewer oocytes, good quality embryos, and corpora lutea when comparing them to the higher performing group. It was concluded that ewes in more than 8 follicles at the start of the estrous cycle had a better superovulatory response (higher quality embryo and more corpora lutea) than the ewes with fewer follicles. Although, the number of follicles had no influence on the ratio of good quality embryos per ewe. This finding seems to show the opposite of what has been found in cattle (Ward et al.,

Chang, Anne Lynn S., MD. “In Vitro Fertilization.” Magill’s Medical Guide (Online Edition), Salem Press, 2016. Ers, catalog.stisd.net:2048/login?url=http://search.ebscohost.com/login.aspx?direct=true&db=ers&AN=87690554&site=eds-live. Accessed 12 May 2017.

In-Vitro Fertilization, abbreviated to IVF is a laboratory procedure in which sperm is put in a special dish with unfertilized eggs. This is done to achieve fertilization. The embryos that result from this can then be placed into the uterus. The left over embryos can also be frozen for future use, which can cause ethical problems in the future do to divorce (URAC,2013). Countless number of parents go to this method when they are unable to carry a child safely, but due to complications cannot conceive on their own. It is not only made in a lab, but also deals with complex procedures in order to prepare the body to be implanted with the fertilized embryos and carry a child.

Though the egg stem cell research may appear strictly advantageous, it is not without drawback. To research on egg stem cells, the cells must first be harvested and prepared. The procedure for harvesting egg cells has been described as painful (Hyun, 2006, pg 629). A woman must receive daily hormone injections that cause the temporary shutdown of the primary reproductive organ and then rapid ovarian hyper stimulation for up to three weeks. This yields the unnaturally large

It is common for the semen of 2-3 bulls to be used to ensure at least one quality sample to produce a pregnancy. In the instance that multiple donors are used, parentage is confirmed via DNA analysis. Most frequently, nonsurgical insemination is performed. This method calls for a trained and accommodating elephant as a large bore cannula is inserted into the lower urogenital tract. A 3m endoscope is inserted through the cannula and conducted to the hymen in first time mothers and the cervix or uterine horn of a cow that has calved. A small insemination cannula is used to deposit semen into the vagina, threaded through the hymen in nulliparous cows. In parous cows the semen may be deposited further into the uterus.14 Surgical insemination