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Tag: "bumblebees" at biology news

Columbine flowers develop long nectar spurs in response to pollinators

...olution happened during shifts in pollinators from bumblebees to hummingbirds, and from hummingbirds to hawkmoths. In between these shifts, evolution of the columbines' nectar spurs came to a halt. Whittall and Hodges' work provides evidence that evolution may occur in a stop-and-go pattern--one in which ada...

Bumblebee house warming -- it takes a village

All bumblebees always aren't as busy as, well, a bee. It all dep...s. To achieve optimum conditions for their young, bumblebees rely on nest thermoregulation, actively raising or lowering temperature. Because they are well adap...

Bees solve complex colour puzzles

...ts from the UCL Institute of Ophthalmology trained bumblebees to find artificial flowers of a particular colour using a nectar reward. They then tested the bees' ability to find the same flowers in scenes that were simultaneously illuminated by four differently coloured lights - UV-yellow, blue, yellow and gree...

Bumblebees copy one another when contending with unfamiliar flowers

...siting. In the new study, the researchers offered bumblebees the choice between several artificial-flower clust...dual initiative. It's not yet possible to say why bumblebees visit flowers that other bees are foraging on, but it could be that bees learn that the presence of ...

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(Date:7/9/2014)... by researchers at the NIH,s National Center ... collaborators to treat sickle cell disease has ... The drug candidate, Aes-103, is the first ... mechanism of sickle cell disease. Baxter now ... for regulatory approval and commercialization. , Sickle ...
(Date:7/9/2014)... protect neuronal function and increase the survival rate ... her team, School of Pharmaceutical Sciences, Southwest University, ... mice were administered with low dose of levothyroxine ... aged rats exhibited an obvious improvement in cognitive ... to 93%. The underlying mechanism was demonstrated that ...
(Date:7/9/2014)... less fit in terms of cardiorespiratory capacity, strength ... southern adolescents are more obese and present higher ... from the centre-north of Europe. , These are ... study conducted by scientists from the University of ... 25 other European research groups. The study compared ...
Breaking Biology News(10 mins):First drug candidate from NIH program acquired by biopharmaceutical company 2First drug candidate from NIH program acquired by biopharmaceutical company 3First drug candidate from NIH program acquired by biopharmaceutical company 4Adolescents from southern Europe are less fit and more obese than central-northern European peers 2
(Date:7/9/2014)... BostonPractices used in policing injection drug users in ... mortality. , A study, conducted by researchers ... Health, in collaboration with St. Petersburg Pavlov State ... had on the health outcomes of a cohort ... use. , Those who were arrested by police ...
(Date:7/9/2014)... 2014 There has been a sharp increase in ... Center using MyChart, the online, interactive service that allows ... their healthcare providers, schedule appointments, and renew prescriptions. , ... using MyChart each year increased five-fold, while ... than 10-fold, according to a study by Dr. ...
(Date:7/9/2014)... have a reputation for being highly toxic, but when used ... being found to offer potential health benefits in a range ... A new compound (AP39), designed and made at the University ... targeting delivery of very small amounts of the substance to ... in Exeter have already found that the compound protects mitochondria ...
(Date:7/9/2014)... printing on prescription labels handed out by pharmacists ... in taking medication, according to new research by ... Institute for the Blind)., The study, published recently ... that labels on prescription medications dispensed by pharmacies ... legibility. , By simply following recommended guidelines for ...
(Date:7/9/2014)... The occurrence of allergic diseases has risen dramatically in ... are less exposed to microorganisms and have fewer infections ... system. , A study by researchers at Sahlgrenska Academy, ... three to examine maturation of the immune system in ... in rural areas of the Vstra Gtaland Region, half ...
Breaking Medicine News(10 mins):Health News:BU researchers relate arrests with HIV risk environment 2Health News:MyChart use skyrocketing among cancer patients, UT Southwestern study finds 2Health News:MyChart use skyrocketing among cancer patients, UT Southwestern study finds 3Health News:Rotten egg gas holds key to healthcare therapies 2Health News:Most prescription labels fail to meet guidelines, risking dosage errors 2
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