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Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

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Signs of depression include feeling sad most of the time for 2 weeks or longer; loss of interest in things normally enjoyed; lack of energy; sleep and appetite disturbances; weight changes; feelings of hopelessness, helplessness, or worthlessness; an inability to make decisions; and thoughts of death and suicide.

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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.

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Sperm cells are so tiny that 400 to 500 million (400,000,000–500,000,000) of them fit onto 1 tsp.

An assortment of brushes and other tools are used to groom a horse An assortment of brushes and other tools are used to groom a horse
Arthroscopic surgery involves the surgery of a joint with the use of a flexible arthroscope and othe Arthroscopic surgery involves the surgery of a joint with the use of a flexible arthroscope and othe
Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor Upper Paleolithic stone tools include blade-based tools as seen here being produced from a blade cor
Measuring Attachment Styles: The Strange Situation Experiment Measuring Attachment Styles: The Strange Situation Experiment
A beam-type torque wrench that displays the torque reading on the face of the dial. The beam display ... A beam-type torque wrench that displays the torque reading on the face of the dial. The beam display ...
Remote sensing and GIS are important tools Remote sensing and GIS are important tools
Video: Embryonic development - Weeks 5 to 8

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