Search results
Results from the WOW.Com Content Network
Although simple skin exposure is most common, ingestion of urushiol can lead to serious, systemic reactions. Burning plant material is commonly said to create urushiol-laden smoke that causes a systemic reaction, as well as a rash in the throat and eyes. Firefighters often get rashes and eye inflammation from smoke-related contact. [9]
For example, the human body louse transmits the bacterium Rickettsia prowazekii which causes epidemic typhus. Although invertebrate-transmitted diseases pose a particular threat on the continents of Africa, Asia and South America, there is one way of controlling invertebrate-borne diseases, which is by controlling the invertebrate vector.
Some rust species form perennial systemic infections that may cause plant deformities such as growth retardation, witch's broom, stem canker, galls, or hypertrophy of affected plant parts. Rusts get their name because they are most commonly observed as deposits of powdery rust -coloured or brown spores on plant surfaces.
Here are some of the most common plants that are toxic to dogs, according to Dr Wismer: Sago Palm This handsome prehistoric-looking palm is the most dangerous houseplant on the list for dogs ...
Just 2% of Earth's 1 million known insect species are harmful to plants, animals or humans. Here are 10 that can damage your vegetable gardens.
P. moriformis causes a disease called protothecosis. This disease mainly infects cattle and dogs. Cattle can be affected by prototheca enteritis and mastitis. [35] Protothecosis is commonly seen in dogs; it enters the body through the mouth or nose and causes infection in the intestines. Treatment with amphotericin B has been reported. [36]
Myiasis in a cat's flesh Myiasis in a dog's flesh. Frederick William Hope coined the term myiasis in 1840 to refer to diseases resulting from dipterous larvae as opposed to those caused by other insect larvae (the term for this was scholechiasis). Hope described several cases of myiasis from Jamaica caused by unknown larvae, one of which ...
Eventually, the pressure will cause the sap and gasses to burst through the xylem and out of cracks in the trunk and ooze down the side of the tree. This sap flux may be further infected by other pathogens once exposed to the air such as air-borne bacteria, yeast, and other fungi, at which point it is known as slime flux.