Tag: "silica" at medical news
Gene-Nanoparticle Gene Transfer Is Better Than Viral Vector Transfer System
...ir nanoparticles from hybrid, organically modified silica
(ORMOSIL), the structure and composition of which allow for the development of an extensive library of tailored nanoparticles to target gene therapies for different tissues and cell types and the therapy can be targeted specifically against the desir...
More Than 200,000 Miners In Rajasthan Suffer From Silicosis
... Of these, 500,000 miners work in mines containing silica
dust and around 41 percent of them suffer from silicosis, claims an independent research report. Silica particles cause damage to the lung tissue, which impairs the performance of the lungs to varying degrees. The symptoms of silicosis include coug...
Work Related Cancer on the Rise in Australia
...sed to a range of different things, like asbestos, silica
dust, other types of fibres and mineral dust, and things like solvents," she said. "The hospitality industry and outdoor work and sedentary work are the main ones for women because women tend not to be exposed in the heavy industries," she said. ...
Experiments In Outer Space To Determine single Cell Survival
...are added to a visually clear, aqueous solution of silica
and phospholipids, and the slurry is then dried on... an interface between the cell and the surrounding silica
nanostructure, but acts as a template helping to direct the formation of the surrounding silica
Now, Silica Nanobubbles for Targeted Drug Delivery
...i, have succeeded in entrapping antibiotics within silica
nanobubbles and delivering them into cells, a// ma...d nanoparticle surface with subsequent growth of a silica
shell over that. This was followed by removal of the gold core -- using a method they have patented ...
New Quartz References for Workplace Safety
...e amount of quartz dust in the air. Crystalline silica
or quartz is one of the most common minerals on Earth. When finely powdered silica
gets in the air it becomes a significant health hazard. Respirable quartz is associated with the dev...
Nanoparticles can Damage DNA, Increase Cancer Risk
...s. She and her team examined the genotoxicity of silica
and C60 fullerene nanoparticle suspensions using t...t cancer cells exposed to either aqueous colloidal silica
or C60 fullerenes," Pacheco said. "The DNA damage could potentially lead to mutations and ultimately...
Overseeing Agency Indifferent to Workplace Safety in US
... others. For example, it has repeatedly identified silica
dust, which can cause lung cancer, and construction site noise as health hazards that warrant new safeguards for nearly three million workers, but it has yet to require them. “The people at OSHA have no interest in running a regulatory agency,” sai...
Miners in Madhya Pradesh at High Risk of Developing TB
...cause they get no other jobs, constant exposure to silica
dust puts the laborers at high risk of getting TB. Saharia tribals and backward classes, most of whom suffer from tuberculosis, dominate the Pahargarh, Chhaina, Likhiganj and Sihonia villages of Madhya Pradesh's Morena district. The benefits of t...
Gene Variation Increases the Risk of Lung Cancer
...ewise, exposure to tissue-damaging substances like silica
and asbestos, inhaled into the lungs, has also been shown to increases lung cancer risk. Inflammation has long been thought to be a factor in many cancers, including lung cancer, and could provide an explanation how damage to lung tissue leads to c...