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The Delta variant (B.1.617.2) was [3] [4] a variant of SARS-CoV-2, the virus that causes COVID-19. It was first detected in India on 5 October 2020. The Delta variant was named on 31 May 2021 and had spread to over 179 countries by 22 November 2021. The World Health Organization (WHO) indicated in June 2021 that the Delta variant was becoming ...
Unifi Aviation, LLC is the largest aviation ground handling services in North America. [1] Unifi was formed late 2018, after Delta Air Lines sold a stake of its subsidiary, DAL Global Services, to Argenbright Holdings. Unifi is jointly owned by Argenbright, who owns 51% of the company and Delta, who owns 49%. [2]
Delta is a situational awareness [1] and battlefield management system developed and used in Ukraine. The system integrates information from a broad network of participants, including troops, civilian officials, and vetted bystanders; [2] and a wide range of streams, [1] including sensors, intelligence sources, surveillance satellites and ...
History. Delta traces its roots to the Delta Specialty Company founded by Herbert Tautz in 1919 in Milwaukee, Wisconsin. Based at first in Tautz' garage, Delta Specialty Company thrived, first making small tools for home shops and later expanding into light industrial machinery. In 1945, Rockwell Manufacturing Company acquired Delta Machinery ...
The Danube Delta ( Romanian: Delta Dunării, pronounced [ˈdelta ˈdunərij] ⓘ; Ukrainian: Дельта Дунаю, romanized : Del'ta Dunaju, pronounced [delʲˈtɑ dʊnɐˈju]) is the second largest river delta in Europe, after the Volga Delta, and is the best preserved on the continent. [2] The greater part of the Danube Delta lies in ...
Delta Air Lines is a major American airline. [1] [2] The company's history began with the world's first aerial crop dusting operation called Huff Daland Dusters Inc., founded in 1925 in Macon, Georgia [3] to combat the boll weevil infestation of cotton crops. [4] C.E. Woolman, general manager and later Delta's first CEO, led a group of ...
Saloum Delta or Sine-Saloum Delta is a river delta in Senegal at the mouth of the Saloum River where it flows into the North Atlantic Ocean. The delta covers 180,000 hectares. It extends 72.5 kilometers along the coastline and 35 kilometers inland. In 2011, a 145,811-hectare portion of the delta was designated a UNESCO World Heritage Site.
Staphylococcus aureus delta toxin is a phenol-soluble modulin peptide. Because of this, the cytotoxins that are produced upon a S. aureus infection, including delta toxin, are proinflammatory molecules. Delta toxin is also a chemoattractant for leukocytes, leading to a surge of cytokines such as interleukin-8 from neutrophils at an infection site.