Image Gallery: Scenery on Interstate-80 from Salt Lake City, Utah to Cheyenne, Wyoming

Somewhere in Wyoming. Somewhere in Wyoming. Freeway cuts through canyon in Green River, Wyoming. Canyon scenery near Green River, Wyoming. Snow-capped mountains near Echo, Utah. Elk Mountain Peak at Wyoming. Railway along the freeway on Echo Canyon area. Echo canyon along the Interstate-80 eastbound. Grandeur Peak near Salt Lake City. Echo reservoir besides Interstate-80 near … Continue reading Image Gallery: Scenery on Interstate-80 from Salt Lake City, Utah to Cheyenne, Wyoming

Shigellosis (Bacillary Dysentery)

Red and white blood cells can be seen in this micrograph of a stool sample from a patient with shigellosis.Source: OpenStax Microbiology OpenStax Microbiology When gastrointestinal illness is associated with the rod-shaped, gram-negative bacterium Shigella, it is called bacillary dysentery, or shigellosis. Infections can be caused by S. dysenteriae, S. flexneri, S. boydii, and/or S. sonnei that colonize the GI tract. Shigellosis can … Continue reading Shigellosis (Bacillary Dysentery)

The Staphylococcal Food Poisoning

This figure indicates safe internal temperatures associated with the refrigeration, cooking, and reheating of different foods. Temperatures above refrigeration and below the minimum cooking temperature may allow for microbial growth, increasing the likelihood of foodborne disease. (credit: modification of work by USDA) OpenStax Microbiology Staphylococcal food poisoning is one form of food intoxication. When Staphylococcus aureus grows in … Continue reading The Staphylococcal Food Poisoning

The Mumps

This child shows the characteristic parotid swelling associated with mumps. (credit: modification of work by Centers for Disease Control and Prevention) OpenStax Microbiology The viral disease mumps is an infection of the parotid glands, the largest of the three pairs of salivary glands. The causative agent is mumps virus (MuV), a paramyxovirus  with an envelope that has hemagglutinin and … Continue reading The Mumps

Periodontal Disease

Redness and irritation of the gums are evidence of gingivitis.Source: OpenStax Microbiology OpenStax Microbiology In addition to damage to the teeth themselves, the surrounding structures can be affected by microbes. Periodontal disease is the result of infections that lead to inflammation and tissue damage in the structures surrounding the teeth. The progression from mild to severe periodontal disease is … Continue reading Periodontal Disease

Fungal Infections of the Reproductive System

Candida blastospores (asexual spores that result from budding) and chlamydospores (resting spores produced through asexual reproduction) are visible in this micrograph. (credit: modification of work by Centers for Disease Control and Prevention) Candida can produce germ tubes, like the one in this micrograph, that develop into hyphae. (credit: modification of work by American Society for Microbiology) OpenStax … Continue reading Fungal Infections of the Reproductive System

The Genital Herpes

Virions of the herpes simplex virus are shown here in this transmission electron micrograph. (credit: modification of work by Centers for Disease Control and Prevention) OpenStax Microbiology Genital herpes is a common condition caused by the herpes simplex virus, an enveloped, double-stranded DNA virus that is classified into two distinct types. Herpes simplex virus has several … Continue reading The Genital Herpes