Tag: "ticks" at biology news
Researchers identify protein crucial for survival of Lyme-disease bacterium
...amatic decrease." In the study, each time infected ticks
fed, bacteria levels within them dropped until the...s as to how the organism has evolved to survive in ticks
and why it has chosen a tick environment to be its natural vector in nature. "It potentially could ...
In wake of Lyme disease vaccine for people, mice may be next in line for shots
... research explores reducing the number of infected ticks
that transmit the Lyme disease pathogen by vaccina... blood and count ticks. Mice often are loaded with ticks
she's seen as many as 60 stuck to just one ear of a mouse. All mice were tagged and vaccinated with...
Vaccinating wildlife can reduce human risk for Lyme disease
...gainst Lyme disease or given a placebo. Fewer deer ticks
tested positive for Lyme disease in the experimental plots where mice had been vaccinated. Fewer ticks
carrying infection reduced the risk for humans getting Lyme disease from a tick bite. "Vaccinatin...
Ancient sea spider fossils discovered in volcanic ash
...ionship of sea spiders to land spiders, scorpions, ticks
and mites because of their unique body form. Sea spiders have a long proboscis and unusual limb structures used in mating and carrying brooding embryos. The fossil record of their relationship is sparse because of their delicate nature. "This is the...
HHS awards $232 million in biodefense contracts for vaccine development
...ctious bacterial disease most often transmitted by ticks
and insects. In humans, illness is characterized by intermittent fever, headache and swelling of the lymph nodes. This live, attenuated vaccine contains a weakened form of the tularemia bacterium, enabling the immune system to recognize and produce n...