phospholipase A₂

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Easter Procession of Maria Santisima del Sacromonte in Granada, Spain. This statue is known as Virgen de los Gitanos or The Virgin of the Gypsies.

What is Holy Week?

Groups of depositors in front of the closed American Union Bank, New York City. April 26, 1932. Great Depression run on bank crowd

Causes of the Great Depression

Marriage. A couple getting married during a church wedding ceremony. (religion, ceremony, bride, groom)

The Seven Sacraments of the Roman Catholic church

Illustration for Demystified "How Dangerous is Quicksand"

How Deadly Is Quicksand?

Small, white rat (genus Rattus) on a glass table. (rodent, laboratory, experiment)

Cruel and Unusual Punishments: 15 Types of Torture

African Americans demonstrating for voting rights in front of the White House as police and others watch, March 12, 1965. One sign reads, "We demand the right to vote everywhere." Voting Rights Act, civil rights.

Timeline of the American Civil Rights Movement

July, 2006, Launch of Space Shuttle Discovery STS-121. See attached for full caption information.

Will Light-Speed Space Travel Ever Be Possible?

phospholipase A₂

enzyme

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glucocorticoids

In glucocorticoid
…indirectly inhibit the activity of phospholipase A₂, an enzyme that plays an essential role in the synthesis of prostaglandins and leukotrienes; its inhibition by lipocortin-1 underlies part of the anti-inflammatory effects of glucocorticoids. Glucocorticoids also reduce the synthesis of some proteins that directly mediate the inflammatory response.
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spitting cobras

In spitting cobra: Venom delivery
…higher proportion of the toxin phospholipase-A2, which works with other toxins in the venom to maximize pain and thus neutralize the threat to the snake. Some researchers have suggested that the adaptation of these snakes to “spit” venom came about specifically to deter attacks from humans.
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