Videos

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66 Videos
Media Prep
Explore our free Interactive E-Learning Tools at http://ncbionetwork.org/iet. In order to grow, cells need very specific environmental... read more
Aseptic Gowning for the Cleanroom
One of the primary safeguards that life science companies use to help prevent contamination in cleanroom operations is Gowning. Gowning is... read more
How to Use an Autoclave
There are a lot of products that need to be sterilized: pharmaceuticals, equipment, solutions, medical waste, and even tattoo needles! We... read more
Preparing Tris Buffer
Tris is a buffer that's used to maintain a stable pH when working with solutions in the lab. In this video, we'll demonstrate the steps for... read more
Understanding Serological Pipettes
Serological pipettes are used for measuring and transferring volumes of solution. Your technique must be exact to ensure accurate... read more
Lab Safety Lesson 6: Other General Hazards
In our final video lesson, we'll cover a few other general lab hazards including: • Electrical shock • Burns • Slips, Trips, and Falls •... read more
Micropipetting
Micropipettes are devices that are used to deliver small volumes of liquid; usually in the range of 0.5 to 1,000 microliters. Like other... read more
Applying a Simple Stain to a Bacterial Culture
Applying a simple stain to a bacterial culture is a technique that is used for examining the size, shape, and arrangement of a specimen. It... read more
Serial Dilution for Cell Cloning
Dilution Cloning is the technique used for creating a population of cells deriving from a single cell, resulting in a cell strain. In this... read more
Subculture of a Cell Line
As cultured cells grow and divide, they use up nutrients and eventually, cells will multiply to a point that they run out of space in the... read more
Counting Cells with a Hemocytometer
There can be tens of thousands of cells in one milliliter of culture medium. So how are cells counted? The process requires diluting the... read more
The Spectrophotometer: A demo and practice experiment
The spectrophotometer is an instrument used to measure the effect of a sample on a beam of light. We can learn a lot about a substance by... read more
How does a spectrophotometer work?
This short animation demonstrates the inner workings of a spectrophotometer. Here's how a spectrophotometer works. A lamp provides the... read more
pH Meter Calibration
A pH meter must be calibrated before each use to ensure accurate measurements. In this video, our lab technician demonstrates the procedure... read more
Performance Verification of an Analytical Balance
A balance calibrated at zero grams and 100 grams should give accurate readings at those extremes and also at 35 g, 50 g, or any other point... read more
Transformation - Replicating Singularity
This video demonstration illustrates the transformation of E. coli cells with the pUCA plasmid.
DNA Extraction - Isolating Heredity
This video examines the keys to DNA extraction and the history of heredity research.
Plasmid Isolation - Portable Genes
This experiment demonstrates the existence of plasmid DNA in E. coli cells.
PCR: Polymerase Chain Reaction
This video examines how PCR and DNA fingerprinting are performed.
Mechanical Grape Harvesting
Mechanical grape harvesting is the most efficient method of removing grapes from the vines. A mechanical harvester vibrates the vines. The... read more
Bioprocessing: Join Us On The Edge
"Bioprocessing: Join Us On The Edge" is designed to educate beginning biotechnology students about specific career opportunities in... read more

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