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2012-02-14 11:45:07

New research from the University of Melbourne shows how the malaria parasite (Plasmodium falciparum) changes into a banana shape before sexual reproduction, a finding that could provide targets for vaccine or drug development and may explain how the parasite evades the human immune system. The work was conducted by an Australian research team led by Dr Matthew Dixon and PhD student Megan Dearnley from the Department of Biochemistry and Molecular Biology, Bio21 Institute at the University...

2012-02-01 07:09:58

(Ivanhoe Newswire) — Malaria is a parasite disease that is passed from one human to another by the bite of infected Anopheles mosquitoes.  The parasites enter the blood stream and infect red blood cells. The disease involves shaking, chills, high fevers, anemia, and flu-like symptoms. There are approximately 300-500 million cases of malaria each year and more than 1 million people die from it, according to the United States National Library of Medicine.  Although most cases...


Latest Tropics Reference Libraries

Avocado Tree, Persea americana
2014-02-14 16:17:00

Persea americana is a flowering plant that belongs to the Lauraceae family. It is widely known as the Avocado tree. P. americana is a tree that grows up to 66 feet tall. It has alternately arranged leaves that measure about 5 to 10 inches long. Its flowers are tiny and greenish-yellow, measuring .2 to .4 inches in diameter. The tree’s popular, pear shaped green fruit measures 2.8 to 7.9 inches long and weighs between 3.5 and 35 ounces. It contains a single large seed, measuring 2 to 2.5...

Queen Sago Palm, Cycas rumphii
2014-01-30 08:32:40

Cycas rumphii is a palm-like species of cycad plant. The plant may also be referred to as Queen sago or the Queen sago palm. This species is a member of the Cycadaceae family and is native to the Malesian region. The C. rumphii is a relatively small plant reaching approximately 33 feet. Its trunk is grey with diamond patterned bark and measures up to 16 inches in diameter. Its leaves typically grow between 4.9 and 8.2 feet long. Leaves have a bright green coloration and a glossy surface....

Queen Sago, Cycas circinalis
2014-01-30 07:56:38

Cycas circinalis is a species of cycad plant. also referred to as the Queen sago. C. circinalis is native to Sri Lanka, although it is a widely cultivated plant. C. circinalis is commonly used for landscape, decorative purposes and may be used as a food source. The plant’s seeds are carefully soaked, ground and used to make flour. You will often find its flour used in tortillas, tamales and soups. The palm-like plant is a slow growing species. C. circinalis are known to have a short,...

Tropic of Capricorn
2013-02-21 13:31:57

The Tropic of Capricorn, alternately called the Southern Tropic, is a marker of the most southerly latitude on the Earth at which the Sun can be directly overhead. This occurs at the December solstice, when the southern hemisphere is tilted towards the sun at its maximum degree. It is one of the five major circles of latitude that mark maps of the Earth. It presently lies 23 degrees 26’ 16’’ south of the Equator. Currently, the Tropic of Capricorn is drifting towards the north at...

Tropic of Cancer
2013-02-19 16:11:13

The Tropic of Cancer, which is also referred to as the Northern tropic, is the circle of latitude on the Earth that serves as a marker for the most northerly position at which the sun may appear directly overhead at its zenith. This event happens once per year, at the time of the June solstice, when the Northern Hemisphere is tilted towards the Sun to its maximum degree. Its Southern Hemisphere counterpart, marking the most southerly position at which the Sun might appear directly...

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Word of the Day
endocarp
  • The hard inner (usually woody) layer of the pericarp of some fruits (as peaches or plums or cherries or olives) that contains the seed.
This word comes from the Greek 'endon,' in, within, plus the Greek 'karpos', fruit.
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