Continuous culture on mixed glucose-lactose or glucose-butyrate media inoculated with river water led to a population composed of a pseudomonad and a coliform. The glucose was used preferentially to the other carbon source, and the utilization of the secondary carbon source was greatly reduced at high growth rates. Significant amounts of acetate were excreted even though the cultures were limit...

1. Artifacts: These are visible components of culture, they are easy to formulate, have some physical shape, yet its perception varies from one individual to another. 1. Rituals and ceremonies: New hire trainings, new hire welcome lunches, annual corporate conferences, awards, offsite meetings and trainings are few examples of most common rituals and ceremonies. 2. Symbols & Slogans: These are ...

1. Artifacts: These are visible components of culture, they are easy to formulate, have some physical shape, yet its perception varies from one individual to another. 1. Rituals and ceremonies: New hire trainings, new hire welcome lunches, annual corporate conferences, awards, offsite meetings and trainings are few examples of most common rituals and ceremonies. 2. Symbols & Slogans: These are ...

Summer time is vacation time—a chance to step away from minipreps or grant deadlines and investigate nature outside the lab. For many of us, that means a trip to the beach. But don't let those colorful umbrellas and vigilant lifeguards fool you. Every foray into nature is ultimately a battle between predator and prey. In this Cell Culture, we explore cellular and molecular mechanisms used by pr...

Many different human cell lines, including both normal and cancer cells, appear to converge to a state that contains an unusual number of chromosomes when they are grown in culture.