Abstracts - faqs.org

Abstracts

Science and technology

Search abstracts:
Abstracts » Science and technology

The bacteria behind ulcers

Article Abstract:

Helicobacter pylori infection may lead to chronic stomach inflammation, ulcers and cancer. Antibiotics are usually necessary to treat the infection. Over 50% of all 60-year-olds and 60% to 70% of children in developing countries who are 10 years of age or younger are infected.

Author: Blaser, Martin J.
Publisher: Scientific American, Inc.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1996
Health aspects, Causes of, Ulcers, Helicobacter infections, Stomach cancer, Gastritis

User Contributions:

Comment about this article or add new information about this topic:

CAPTCHA


Why and how bacteria communicate

Article Abstract:

Bacterial colonies employ chemical communication to synchronize colony activity. Each bacterium synthesizes a protein, which upon reaching a certain threshold level, acts as an action switch for the colony. Actions may be concerted or act as a signal for differentiation.

Author: Losick, Richard, Kaiser, Dale
Publisher: Scientific American, Inc.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1997
Research, Usage, Bacteria, Proteins, Cellular signal transduction

User Contributions:

Comment about this article or add new information about this topic:

CAPTCHA


Straight up into the blue: Tiltrotors, which take off like a helicopter but fly like an airplane, will soon make their military debut. Can civilian applications be far behind?

Article Abstract:

The rollout of the military tiltrotor aircraft is expected to be the first step in the commercialization of the technology. Tiltrotor aircraft technology for commercial applications would be used for intercity or suburban air transport.

Author: Mark, Hans
Publisher: Scientific American, Inc.
Publication Name: Scientific American
Subject: Science and technology
ISSN: 0036-8733
Year: 1997
History, Design and construction, Civil aviation, Airplanes, Vertical takeoff and landing aircraft, Vertically rising aircraft

User Contributions:

Comment about this article or add new information about this topic:

CAPTCHA

Similar abstracts:
  • Abstracts: Rural America's information age: the economic future of rural communities depends on their ability to take advantage of emerging telecommunications technologies
  • Abstracts: The case for electric vehicles. Flywheels in hybrid vehicles: a rapidly spinning flywheel combines with a gas-turbine engine to power a novel hybrid electric vehicle
  • Abstracts: Power to the people: government has a responsibility to see that all its citizens have access to the latest telecommunications technology
  • Abstracts: Ambiguity in the practice of science. Could the Internet Balkanize science? K-12 education and support for science
  • Abstracts: Count the money. More than aesthetics
This website is not affiliated with document authors or copyright owners. This page is provided for informational purposes only. Unintentional errors are possible.
Some parts © 2025 Advameg, Inc.