The oxidase test is used to identify bacteria that produce cytochrome c oxidase, an enzyme of the bacterial electron transport chain. (note: All bacteria that are oxidase positive are aerobic, and can use oxygen as a terminal electron acceptor in respiration.This does NOT mean that they are strict aerobes.he oxidase test is used to identify bacteria that produce cytochrome c oxidase, an enzyme of the bacterial electron transport chain. (note: All bacteria that are oxidase positive are aerobic, and can use oxygen as a terminal electron acceptor in respiration. This does NOT mean that they are strict aerobes.
An encumbrance is an estimate of the salary and benefit expense which will occur for the future. Salary and benefit expense encumbrances are generated semi-monthly. Negative encumbrances (liquidations) reverse the prior semi-monthly period encumbrance by changing (reversing) the sign. Encumbrances are only generated for salaried appointments.
DEFINITION of 'Encumbrance'. An encumbrance is a claim against a property by a party that is not the owner. An encumbrance can impact the transferability of the property and restrict its free use until the encumbrance is lifted.The most common types of encumbrance apply to real estate; these include mortgages, easements and property tax liens.n encroachment creates an encumbrance on both properties until the issue is resolved: the property housing the encroachment has its free use encumbered, while the owner of the encroaching improvement does not have title to the land it's built on.