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botanists in Medical News

'Expedition Everest' Finds New Species

... and demonstrate that cultural values can play an important role in conservation." Highlights of the new species discovered by the team of biologists, botanists and other technical experts include: * A wingless grasshopper (Kingdonella) that can withstand extremely low temperatures and communicates by 'gnas...

Disney’s New Attraction Showcases the Discoveries of the Himalayas Expeditio

... and demonstrate that cultural values can play an important role in conservation." Highlights of the new species discovered by the team of biologists, botanists and other technical experts include: ? A wingless grasshopper (Kingdonella) that can withstand extremely low temperatures and communicates by 'gnash...
botanists in Biological News

Iowa State University botanists identify new species of North American bamboo

Two Iowa State University botanists and their colleague at the University of North Carolina have discovered a new species of North American bamboo in the hills of Appalachia. It is the third known native species of the hardy grass. The other two were discovered more than 200 years ago. Lynn Cla...

University of Toronto helps to 'barcode' the world's plants

... An international team of scientists, including botanists from the University of Toronto, have identified a pair of genes which can be used to catalogue the world's plants using a technique known as DNA barco...

New guide to tropical seedlings: Essential to climate change research

...meritus of the institute, who gave the go-ahead for the establishment of a novel, large scale forest-monitoring plot on Barro Colorado Island in 1980. botanists are in the midst of their 16th annual seedling census, enabled by Garwood's pioneering work to identify seedlings there. The forest-dynamics plot in...

Missouri Botanical Garden publishes first catalogue of plants of the Southern Cone

...ming extinct in nature can be brought into cultivation in botanical gardens or seed banks." The Catologue is the result of the work of over a hundred botanists representing institutions from throughout the Americas and elsewhere in botanical centers worldwide. The individual treatments were subjected to exper...

New technique enables assessment of drought performance

...n intact, drought-stressed plants. Due to the increasing demands of industrial, municipal and agricultural consumption on dwindling water supplies, botanists are increasingly engaged in efforts to cultivate plants that have low water requirements. Barry Pogson led a team of researchers from the Australian N...

Effects of climate change vary greatly across plant families

... Walden Pond. Thoreau kept meticulous notes documenting the natural history of the region, plant species occurrences, and flowering times. Since then, botanists have resurveyed the territory to create a unique, community-level perspective covering 150 years. During this period, the mean annual temperature in t...

Missouri Botanical Garden mounts milestone 6 millionth herbarium specimen

...00,000 recognized, named species of plants, with perhaps an additional 100,000 species still to be discovered. Herbaria are vital resources that allow botanists to organize information about this enormous diversity of plant life. Without a system of documentation that includes actual samples of the plants, it ...

Disrupting common parasites' ability to 'talk' to each other reduces infection

...h levels of ABA, the parasites break out of host cells; otherwise, they stay in the host cell and remain dormant. With help of online databases and botanists at the Donald Danforth Plant Science Center in St. Louis and elsewhere, researchers quickly identified a class of herbicides that block ABA production...

UF botanists: Flowering plants evolved very quickly into 5 groups

.... If you are interested in understanding the evolution of flowering plants, you cant do that unless you understand their relationships, he said. botanists predating Darwin have long recognized that flowering plants, which comprise at least 60 percent of all green plant species, diversified abruptly short...

Ripe fruit preferred

...r a long time, no one really knew just what happens to the chlorophyll in this process. In recent years, Krutler and his team, working with the Zurich botanists Philippe Matile and Stefan Hrtensteiner, have been able to identify the first decomposition products: colorless, polar NCCs that contain four pyrrole ...
botanists in Biological Definition

Botany

...tion ( physiology ) of plant life. Historically, botanists studied all organisms that were not generally rega...icultural and culinary uses of plants everyday. botanists also argue that botany is fascinating and rewardin...lowers , list of domesticated plants List of botanists and list of botanical gardens Botany Bay ...

Jean-Baptiste Lamarck

... Lamarck's works and heritage (in English) Lamarck's books (complete collection in full text) with search engine. Lamarck's herbarium for botanists ...

Leaf

...es, arrangements, and forms The external leaf characteristics (such as shape, margin, hairs, etc.) are important for identifying plant species, and botanists have developed a rich terminology for describing leaf characteristics. The leaves on this plant are arranged in pairs opposite one anothe...
botanists in Biological Dictionary

Cotyledons

... Upon germination, the cotyledon may become the embryonic first leaves of a seedling. The number of cotyledons present is one characteristic used by botanists to classify the flowering plants... A seedling is a young plant sporophyte developing out of a plant embryo from a seed. Seedling developme...
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(Date:4/18/2014)... Fraser University psychologists have made a brain-related discovery ... attention-deficit disorders. , This discovery opens up the ... or suppress a specific brain activity that the ... , The Journal of Neuroscience has ... John McDonald, an associate professor of psychology and ...
(Date:4/18/2014)... . A ... A team led by Ludwik Leibler from the Laboratoire ... Letourneur from the Laboratoire Recherche Vasculaire Translationnelle (INSERM/Universits Paris ... principle of adhesion by aqueous solutions of nanoparticles can ... tissues. This easy-to-use gluing method has been tested on ...
(Date:4/17/2014)... in benign prostate tissue was associated with high-grade, ... found even in those with low prostate-specific antigen ... Cancer Epidemiology, Biomarkers & Prevention , a ... , An analysis of prostate tissue biopsies collected ... the Prostate Cancer Prevention Trial (PCPT) found that ...
(Date:4/17/2014)... first genetic variant specifically associated with the risk ... 10-15 per cent of all breast cancer cases. ... cancer sub-type, called invasive lobular carcinoma, gives researchers ... particular kind of breast cancer, which can be ... (Thursday) in the journal PloS Genetics , ...
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(Date:4/18/2014)... PROVIDENCE, R.I. [Brown University] Asteroid and comet impacts ... animals on regional or even global scales. But new ... preserve the signatures of ancient life at the time ... Brown geologist Pete Schultz has found fragments of leaves ... a several ancient impacts in Argentina. The material could ...
(Date:4/17/2014)... trials to treat tuberculosis could be the basis for ... bacteria, fungal infections and parasites, yet evade resistance, according ... collaborators. , Led by U. of I. chemistry professor ... drug SQ109 attacks the tuberculosis bacterium, how the drug ... to malaria and how targeting multiple pathways reduces ...
(Date:4/17/2014)... April 17, 2014The development of stem cell therapies to ... to characterize stem cell populations based on cell surface ... a new marker that is highly expressed in a ... blood, which they describe in an article in ... Ann Liebert, Inc., publishers. The article is available free ...
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