Original story

Popular Science 11.10.2003

Discovery of endogene sequence to bring relief for the weight-challenged

*A solution to the problems of the overweight may be on the horizon. Last year, in the course of the ongoing project to map the human genome, researcher discovered the genetic sequences that influence systemic obesity and the hereditary tendency towards overweightedness. *

Systemic obesity is connected with numerous detailed factors in the structure of the human body. It is possible over time to influence this by means of gene manipulation, but the specific effects of different genetic sequences must first be examined in some detail. On the other hand, a tendency towards putting on excess weight (obesity is generally determined as being 20% or more above the desirable weight for one’s height, build, and sex) is more open to treatment. In this instance a mutation within one section of the genome brings about a disturbance that results in the individual not experiencing a sense of having eaten sufficiently, even after a healthy meal.

The tendency towards this kind of obesity can be treated in two ways by the fruits of genetic engineering. The simpler method is to produce a medium (one commercial example is the product FatLess) which brings about the sensation of a full stomach that would otherwise be missing. The drug is related to leptin, discovered roughly a decade ago, and to the later pharmaceutical compounds phenfluramine and phentermin TO BE CONTINUED….

Toteuma-arvio 2026

Toteuma lyhyesti

  • Ilmiön toteuma: 4/5
  • Toteuma viiden vuoden tarkkuudella: kyllä; arviointi-ikkuna on 1998–2008
  • Toteuma väljemmällä aikahorisontilla: kyllä, erittäin vahvasti
  • Ilmiön ydin: ylipainoa hoidetaan vaikuttamalla biologiseen kylläisyyden ja ruokahalun säätelyyn sen sijaan, että vastuu jätetään vain tahdonvoimalle.

Geenien, hormonien ja suolisto-aivosignaalien merkitys painonsäätelyssä tunnistettiin, ja lääkkeet alkoivat vaikuttaa ruokahaluun biologisten reittien kautta. Nykyiset tehokkaimmat hoidot eivät perustu tarinan kuvaamaan yksittäiseen geenikorjaukseen.

Johtopäätös: ydin biologisesti kohdennetusta lihavuuden hoidosta toteutui, vaikka mekanismi muuttui.