cos

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COS

Abbreviation for Chief of Staff.

cos

site the region formed when the COHESIVE ENDS of certain BACTERIOPHAGES, notably bacteriophage lambda, join together. A cos site is formed when the linear CHROMOSOME of bacteriophage lambda circularizes following infection of a host cell. Concatemeric (see CONCATEMER lambda DNA is cut at cos sites when the DNA is packaged during phage assembly in the LYTIC CYCLE.
References in periodicals archive ?
Cold poached salmon on Cos lettuce, green bean and radish salad, topped with sauce gribiche, served at Cafe Opus
Fresh Chicken Drumsticks (1kg) pounds 1.25' Ambrosia Layer Pots (2 x 160g) 79p' Simple Facial cleansing Wipes (25) pounds 1.99' Individual Cos Lettuce 49p' Plums (1kg) 84p.
1 Cos lettuce or other of your choice, cleaned and sliced
David said: "Created in 1924 by an Italian called Caesar Cardini when he ran out of supplies over a holiday weekend, this Caesar salad sticks to the same traditional recipe, containing cos lettuce, anchovies and Parmesan tossed in a garlic dressing served with croutons.
Chop cos lettuce, cucumber, spring onions and tomatoes, place in a bowl with one tsp of olive oil, one tbsp of balsamic vinegar and 1/2 tbsp dark soy sauce.
Koffmann and a number of the country's leading chefs attended a private silver anniversary lunch at Le From top: Native cos lettuce, peas Fillet of hogget, cockles and Champignon Sauvage late last year.
To serve, divide the cos lettuce leaves between separate plates or place in one large shallow bowl, then top with the coronation chicken and the toasted almonds.
Julie's extra party pieces Mini Yorkshire puddings with thinly sliced beef and half a teaspoon of horseradish sauce A cos lettuce leaf topped with a cooked king prawn or a few small prawns and a spoonful of Marie Rose sauce.
Or the Calamari Caesar Salad; tender calamari coated in garlic breadcrumbs served on a bed of crispy cos lettuce leaves, tomato and fresh garlic ciabatta croutons tossed in a Caesar dressing, topped with Italian cheese shavings.
Workers are also able to buy Cos Lettuce at pounds 1.98 each to take home from the small plot which is also producing strawberries and tomatoes.
Serve with Greek saladmade up of cucumber, tomatoes, cos lettuce, oregano, black olives and dress it with olive oil.