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The blood–brain barrier ( BBB) is a highly selective semipermeable border of endothelial cells that regulates the transfer of solutes and chemicals between the circulatory system and the central nervous system, thus protecting the brain from harmful or unwanted substances in the blood. [ 1] The blood–brain barrier is formed by endothelial ...
A bulletin board system ( BBS ), also called a computer bulletin board service ( CBBS ), [ 1] was a computer server running software that allowed users to connect to the system using a terminal program. Once logged in, the user could perform functions such as uploading and downloading software and data, reading news and bulletins, and ...
Building Back Better. Building Back Better, or more frequently termed Build Back Better ( BBB ), is a strategy aimed at reducing the risk to the people of nations and communities in the wake of future disasters and shocks. It is a conceptual strategy that has continued to evolve since its origination in May 2005.
This is a list of emoticons or textual portrayals of a writer's moods or facial expressions in the form of icons. Originally, these icons consisted of ASCII art, and later, Shift JIS art and Unicode art. In recent times, graphical icons, both static and animated, have joined the traditional text-based emoticons; these are commonly known as ...
A U.S. judge has blocked a Department of Labor rule from taking effect that would have expanded the types of retirement advisers who are considered fiduciaries, finding the rule was arbitrary and ...
The Better Business Bureau (BBB) is an American private, 501(c)(6) nonprofit organization founded in 1912. BBB's self-described mission is to focus on advancing marketplace trust, [2] consisting of 92 independently incorporated local BBB organizations in the United States and Canada, coordinated under the International Association of Better Business Bureaus (IABBB) in Arlington, Virginia.
BEIRUT (Reuters) -Fuad Shukr, a top Hezbollah commander whom Israel said it killed in an airstrike in Beirut on Tuesday, has been one of the group's leading military figures since it was ...
List of proofreader's marks. This article is a list of standard proofreader's marks used to indicate and correct problems in a text. Marks come in two varieties, abbreviations and abstract symbols. These are usually handwritten on the paper containing the text. Symbols are interleaved in the text, while abbreviations may be placed in a margin ...