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Lateral Flow Assay Development

Total questions: 10

Worksheet time: 4mins

Name
Class
Date
1.

What is the core principle of protein purification by AKTA system?

a)

Liquid chromatography

b)

Solvent-solvent extraction

c)

Mass spectrophotometry

d)

Recombinant technology

2.

Which of the following is an application example of protein purification?

a)

Extraction of total protein from cell lysate

b)

Gene expression studies

c)

Antigen-receptor interaction studies

d)

Isolation of antibody from serum or plasma

3.

Which of the following technique is not suitable as first step in protein purification?

a)

Size exclusion chromatography

b)

Hydrophobic interaction

c)

Affinity chromatography

d)

Ion-exchange chromatography

4.

Which of the following is the ultimate advantage of using prepacked column on an automated system in protein purification?

a)

Better resolution of separation

b)

Higher protein purity

c)

Higher protein yield

d)

Better reproducibility

5.

What can we use to analyze the purity of fraction after purification?

a)

SDS-PAGE gel with Coomassie stain

b)

Western blot

c)

PCR

d)

Ultrafiltration

6.

What is the first component in lateral flow kit:

a)

Glass/Cellulose Fiber Sample Pad

b)

Glass Fiber Conjugate Pad

c)

Nitrocellulose Membrane

d)

Cellulose Fiber Wicking Pad

7.

What is the key considerations select right sample pad, conjugate pad and absorbent pad

a)

Thickness

b)

Wicking Rate

c)

Water absorption

d)

All of the above

8.

What is the key considerations select right Nitrocellulose membrane?

a)

Capillary rise time

b)

Total caliper (of membrane)

c)

Membrane backing

d)

All of the above

9.

What is the most critical component in a lateral flow assembly

a)

Glass/Cellulose Fiber Sample Pad

b)

Glass Fiber Conjugate Pad

c)

Nitrocellulose Membrane

d)

Cellulose Fiber Wicking Pad

10.

Does Cytiva offer lateral Stater Pack?

a)

Yes

b)

No