A Technologist in a Tissue Bank Who Performed HLA Typing

question 29

Multiple Choice

A technologist in a tissue bank who performed HLA typing by DNA analysis was asked to bank all DNA extracted from specimens received in the laboratory so as to maintain the nucleic acid for the longest period in the most limited space. How should the DNA be stored to satisfy this request?

• A) Freeze-dried at 22^o-25^oC
• B) DNase-free water at 22^o-25^oC
• C) TE buffer at 2^o-8^oC
• D) DNase-free water at -70^oC

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Definitions:

Sanitary Condition

The state of being clean and free from infection or disease, typically applied to living environments or food production.

Abandonment

The act of relinquishing property, rights, or responsibilities without the intention of reclaiming them at a later date.

Leased Premises

Property rented under a lease agreement, where the lessee has the right to occupy and use the property for a specified term.

Rent Default

The failure to pay rent as stipulated in a lease agreement, potentially leading to eviction or legal action.