20 Common karyotyping (or Chromosomal) Abnormalities

A karyotype is prepared in order to study the abnormalities associated with it that are commonly known as chromosomal abnormalities or karyotyping abnormalities.  Usually, karyotyping abnormalities are either structural or numerical, notably, here single base change or other smaller alteration related DNA can’t be encountered using the karyotyping.  However, as we know we can count … Read more 20 Common karyotyping (or Chromosomal) Abnormalities

A karyotype of Edwards Syndrome- Explained

XXXXY karyotype

Edwards syndrome is a type of chromosomal or karyotype abnormality that occurs due to the imbalance of chromosome number. During 1960, John Hilton Edwards first described the signs and symptoms of Edwards syndrome. The present genetic or chromosomal aberration is often known as T18 or trisomy 18. The mechanism known as trisomy is responsible for … Read more A karyotype of Edwards Syndrome- Explained

What is a Spectral Karyotyping (SKY)?

Spectral karyotyping

Using a combination of different colored probes every chromosome present in a genome can be visualized differently.  Talk of the topic: In the present article, we are discussing a general introduction to karyotyping, what spectral karyotyping is, and what is its principle and how it works. Also in the last segment of this article, we … Read more What is a Spectral Karyotyping (SKY)?

Karyotyping vs Karyotype

Karyotyping vs karyotype

A karyotyping is a process to evaluate chromosomes while a karyotype is a pictorial representation of it.  I know it is confusing.  People commonly consider karyotyping and karyotype as the same. But let me tell you practically, both techniques are different.  For common or non-scientific people both techniques are similar. But as a scientist or … Read more Karyotyping vs Karyotype

XXXXY Karyotype- The Rarest Case of Aneuploidy

XXXXY karyotype

“The 49, XXXXY karyotype is the rarest form of chromosomal condition or aneuploidy occurring mostly in males due to the event known as non-disjunction.”  Or we can say, A type of aneuploidy, 49, XXXXY is a kind of chromosomal abnormality occurring by the presence of three extra chromosomes in a male.  The addition or deletion … Read more XXXXY Karyotype- The Rarest Case of Aneuploidy