April 22, 2025
Science

Scientists have understood the process of creating unique fingerprints in humans.

  • February 18, 2023
  • 0

Fingerprints are said to provide additional grip and sensitivity. Its models have long been used to describe people and diagnose certain developmental conditions. Last year, researchers identified genes

Scientists have understood the process of creating unique fingerprints in humans.

Fingerprints are said to provide additional grip and sensitivity. Its models have long been used to describe people and diagnose certain developmental conditions. Last year, researchers identified genes that influence modelling, many of which are involved in limb development.

At the same time, many of these genes were inactive during this process, indicating that they did not directly participate in the formation of the ridges. Now scientists have discovered that the formation process is similar to what gives zebras stripes and cheetahs speckles.

how to make fingerprint

A recent study revealed the interaction between two proteins that stimulate and inhibit the formation of protrusions. These proteins generate periodic crest waves that arise from three different fields:

  • fingertip,
  • central part,
  • and a fold at the base of the tip where it bends.

A team of researchers ran simulation simulations in which they created arches, loops and folds by varying the timing, angle and exact position of the wave onset at these three locations. These waves collide and create turbulence that helps create various patterns. The exact location of the above fields and the collision of waves actually creates a unique model of a human fingerprint.

Everything starts in the womb

To learn more about the formation of molds, the researchers watched how they appeared during intrauterine development. Anatomical studies and gene activity analysis have shown that the cells forming the combs initially follow a developmental path that mimics that of the hair follicle. But unlike the gene activity of the follicle, honeycomb cells cannot accommodate cells far below the surface of the skin.

Why is this important?

The results of the study represent an important step in our understanding of the structure of fingerprints. This is highlighted by study author Marian Ros, a developmental biologist at the Cantabria Institute of Biomedicine and Biotechnology in Santander, Spain. Using advances in cell culture techniques and other techniques to advance the field, the research opens up a new field that can reveal hidden patterns in our skin.

Source: 24 Tv

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