منابع مشابه
Hopes for sterile males
A new technique for sorting male and female mosquito larvae may lead to the use of sterile males in tackling malaria. Nigel Williams reports. the testicles of the male mosquitoes fluorescent, allowing the scientists to distinguish and easily separate them from females. The plan is to breed, sterilize and release millions of these male insects so they mate with females but produce no offspring. ...
متن کاملNew hopes for neurologically disabled.
The later half of the twentieth century witnessed rapid advances in our understanding of the nervous system, in health and disease, as a result of developments in diverse fields. Beginning in the 1950’s, neurochemical and neuropharmacological investigations resulted in the identification of a host of neurotransmitters, neuromodulators, neurohormones, the mechanisms of their storage, release, re...
متن کاملThe e-Theta Hopes
The largest class of hyperstructures is the Hv-structures, introduced in 1990, which proved to have a lot of applications in mathematics and several applied sciences, as well. Hyperstructures are used in the Lie-Santilli theory focusing to the hypernumbers, called e-numbers. We present the appropriate e-hyperstuctures which are defined using any map, in the sense the derivative map, called thet...
متن کاملNew hopes for gene therapy
Hopes were running high at the end of the 20th century. The newly hatched internet economy took off, the Cold War was consigned to history, two separate teams were racing to sequence the human genome, and once that was in the databanks, surely we would understand much more about our diseases and develop new cures based on the genetic insights. And Al Gore might become US president and do someth...
متن کاملHopes for Helsinki: reconsidering "vulnerability".
http://jme.bmj.com/cgi/content/full/34/10/765 Updated information and services can be found at: These include: References http://jme.bmj.com/cgi/content/full/34/10/765#BIBL This article cites 6 articles, 2 of which can be accessed free at: Rapid responses http://jme.bmj.com/cgi/eletter-submit/34/10/765 You can respond to this article at: service Email alerting the top right corner of the articl...
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ژورنال
عنوان ژورنال: Nature
سال: 1989
ISSN: 0028-0836,1476-4687
DOI: 10.1038/339245a0