In this article we will discuss about the development of tumour suppressor genes. Inactivation of tumour suppressor genes also contributes to development of tumours. Normally, tumour suppressor genes act to inhibit cell proliferation and tumour development. When these genes are inactivated or lost they lead to abnormal proliferation of tumour cells. The first tumour suppressor gene was identified through studies [...]
In this article we will discuss about the top two types of inherited diseases that are found in families. The diseases are: 1. Diabetes Mellitus 2. Muscular Dystrophies. Disease # 1. Diabetes Mellitus: This is a complex, heterogeneous condition which is frequently seen to recur in certain families. It is due to partial or complete lack of insulin which leads [...]
Get the answer of: When is Prenatal Diagnosis Done ? Prenatal diagnosis by amniocentesis is useful for prevention of birth of genetically abnormal children. Families having repeated abortions and/or congenital malformations (defects from birth) are likely to be carriers of a genetic anomaly ("high risk" families). The genetic counsellor can estimate the probability or chance for a future child in [...]