Tag

Disease Transmission

All articles tagged with #disease transmission

science1 day ago•9 min saved

Mexico's Vampire Bats May Drive Cross-Species CWD Spread, Study Finds

Researchers warn that common vampire bats in northern Mexico may already feed on CWD-infected cervids, potentially transmitting prions and enabling cross‑species spread as bat ranges expand. The study, which highlights a link between CWD-positive deer movements into Mexico and bat feeding opportunities, calls for ecological studies, prion transmission experiments, and expanded surveillance in overlap zones to proactively assess and mitigate risks to wildlife, livestock, and public health. Findings are preliminary and experts urge caution until more evidence is gathered.

via CIDRAP|

#chronic-wasting-disease #disease-transmission #prions

science3 months ago•5 min saved

Ancient Sheep Unravels Historic Mystery

Scientists discovered the first evidence of a Bronze Age strain of plague infecting livestock, specifically a sheep from 4,000 years ago, shedding light on how the ancient disease spread across Eurasia and highlighting the complex interactions between humans, animals, and natural reservoirs.

via SciTechDaily|

#ancient-livestock #archaeogenetics #bronze-age-plague

science5 months ago•2 min saved

Glowing Sperm Unveils Mosquito Mating Secrets

A study using fluorescent sperm and high-resolution filming revealed that female Aedes aegypti mosquitoes actively participate in mating by signaling readiness, challenging the previous view that males are solely in charge, which could impact strategies for controlling disease-carrying mosquitoes.

via Nature|

#aedes-aegypti #disease-transmission #fluorescent-sperm

health5 months ago•3 min saved

Invasive Disease-Carrying Mosquitoes Spread in Northern California and Beyond

Invasive Aedes aegypti mosquitoes, known for transmitting diseases like dengue and Zika, are spreading in Northern California, including the San Francisco Bay Area, raising public health concerns and urging residents to eliminate standing water to control their spread.

via ABC News - Breaking News, Latest News and Videos|

#california #disease-transmission #health

health6 months ago•2 min saved

Asian Long-Horned Tick Detected in Kansas, Threatening Pets and Livestock

A potentially dangerous Asian long-horned tick has been found on a dog in Butler County, Ohio, marking its first detection in the area. This tick can carry diseases affecting humans and animals, reproduces rapidly through asexual reproduction, and poses a significant health risk. Experts warn to be vigilant and use tick prevention measures year-round to protect pets and humans.

via Middletown Journal|

#asian-long-horned-tick #disease-transmission #dog-health

science8 months ago•5 min saved

Scientists Uncover Ancient Transmission of the Plague from Europe to Asia

Scientists have discovered the first ancient Yersinia pestis genome in a Bronze Age sheep from Russia, revealing that livestock may have played a key role in spreading the plague across Eurasia, predating the flea-borne transmission seen in later outbreaks like the Black Death.

via CNN|

#ancient-plague #archaeology #bronze-age

science8 months ago•11 min saved

Scientists Identify Bacterial Cause Behind Massive Sea Star Die-Off

Scientists have identified the bacterium Vibrio pectenicida as the cause of sea star wasting disease, a devastating condition that has wiped out millions of sea stars along the West Coast, by conducting controlled infection experiments. This discovery paves the way for better detection and management strategies to help restore affected sea star populations and their ecosystems.

via vox.com|

#conservation-efforts #disease-transmission #marine-ecology

health8 months ago•1 min saved

Brevard County Reports Four Local Dengue Cases Amid Increased Mosquito Control Efforts

The Florida Department of Health in Brevard County has confirmed four cases of locally acquired dengue fever, transmitted by mosquitoes. Authorities are implementing surveillance, monitoring, and spraying to prevent further spread, and residents are advised to use repellent, eliminate standing water, and repair screens to reduce mosquito bites.

via WKMG|

#brevard-county #dengue #disease-transmission

health8 months ago•5 min saved

Top Tips to Protect Yourself from Mosquitoes and Ticks This Summer

The article discusses the impact of mosquitoes on human history and provides five practical tips to reduce mosquito bites during summer, including wearing light-colored clothing, avoiding alcohol, using thorough insect repellent, eliminating standing water, and avoiding scented products to make oneself less attractive to these insects.

via CNN|

#bite-prevention #disease-transmission #health

health8 months ago•11 min saved

Debunking 14 Myths About Mosquitoes

Many common beliefs about mosquitoes are misconceptions; for example, not all mosquitoes bite humans, they can bite through clothing, and natural repellents are less effective than EPA-registered products. Mosquitoes breed in any standing water, not just dirty or stagnant water, and they can transmit diseases even without feeling the bite. Effective control involves integrated pest management, and bats and birds do not significantly reduce mosquito populations. Cold winters do not eliminate all mosquitoes, as some can survive through hibernation or egg diapause.

via HuffPost|

#disease-transmission #health #mosquito-bites

health-and-environment10 months ago•5 min saved

Invasive Asian Tick Species Rapidly Spreading Across US and PA

An invasive Asian longhorned tick is rapidly spreading across New Jersey, capable of reproducing without males and posing threats to livestock and potentially transmitting diseases, though not yet Lyme disease. The tick's rapid growth and ability to infest various hosts, including cattle and wildlife, highlight the need for early detection and integrated control measures to manage its spread.

via Patch|

#asian-longhorned-tick #cattle-impact #disease-transmission

health-and-environment10 months ago•6 min saved

Asian Invasive Ticks Spread Across PA, NJ, and Illinois: What You Need to Know

An invasive Asian longhorned tick is rapidly spreading in Pennsylvania, increasing by 150% over five years, primarily in southeastern regions. These ticks can reproduce parthenogenetically, laying thousands of eggs without males, and pose a threat to livestock and wildlife, notably transmitting Theileria orientalis, which affects cattle. While they do not currently transmit Lyme disease widely, their potential to spread other diseases and their rapid population growth make them a significant concern. Precautionary measures include early detection, reporting, and integrated pest management.

via Patch|

#asian-longhorned-tick #disease-transmission #health-and-environment

health1 year ago

Cats as Potential Carriers of Bird Flu: A New Concern?

Researchers are investigating whether domestic cats could become vectors for bird flu, potentially spreading the virus to humans. This concern arises from the ability of cats to contract avian influenza from infected birds, raising public health implications. The study emphasizes the need for monitoring and further research to understand the risks and prevent possible outbreaks.

via The New York Times|

#animals #bird-flu #cats

health1 year ago•7 min saved

Unveiling the Hidden Virus: Why Experts Are Concerned

The Oropouche virus, primarily spread by midges and mosquitoes, is causing concern due to a significant rise in cases, particularly in Brazil. The virus, which can cause severe symptoms like encephalitis and birth defects, may also be sexually transmitted, according to recent studies. Factors such as deforestation and viral reassortment are believed to contribute to its spread. Health organizations are urging increased awareness and preventive measures, though a global outbreak is not yet anticipated.

via NPR|

#deforestation #disease-transmission #emerging-viruses

health-and-science1 year ago•1 min saved

"Body Lice Linked to Bubonic Plague Spread"

Recent research published in PLOS Biology suggests that body lice, not just rat-transmitted fleas, played a significant role in spreading the bubonic plague during the 14th century. The study found that body lice can effectively transmit the plague-causing bacterium Yersinia pestis, with infected lice remaining contagious for up to a week and capable of infecting humans through their bites. This new evidence highlights the potential for body lice to be more effective vectors of the plague than previously understood.

via The Washington Post|

#body-lice #bubonic-plague #disease-transmission