expression vector

USAGE SUMMARY

The phrase "expression vector" is correct and usable in written English.
It is typically used in the context of molecular biology to refer to a vector that is used to introduce a gene into a host cell for the purpose of expressing that gene. Example: "Researchers often utilize an expression vector to produce large quantities of a specific protein for their experiments."

✓ Grammatically correct

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

baculovirus expression vector system.

Bioresources and Bioprocessing

(A) Expression vector pHFGE-1.

AMB Express

(A) Schematic presentation of shRNA expression vector.

Protein & Cell

In this way, recombinant expression vector tan-pET43.1a was formed.

Saudi Journal of Biological Sciences

The expression vector was transferred into E. coli BL21 DE3).

AMB Express

Expression vector pET-25b was obtained from Novagen.

AMB Express

The Phyg expression vector was constructed by the following process.

AMB Express

a Designing scheme of rHBD3 prokaryotic expression vector.

AMB Express

Figure 1 Schematic representation of the expression vector.

AMB Express

Figure 1 Construction of the Harpin expression vector pGAprEHS.

Chemical and Biological Technologies in Agriculture

a The expression vector containing Gox (from Aspergillus niger).

Bioresources and Bioprocessing

Expert writing Tips

Best practice

When writing about molecular biology, clarify the specific purpose of the "expression vector" if the context is unclear. For instance, specify the type of molecule being expressed (e.g., protein, RNA).

Common error

Do not use "expression vector" interchangeably with broader terms like "plasmid" or "vector". An "expression vector" specifically contains elements that drive gene expression, which is not necessarily true for all plasmids or vectors.

Linguistic Context

The phrase "expression vector" functions as a noun phrase, typically acting as the subject or object of a sentence. It identifies a specific type of vector used in molecular biology. As Ludwig AI confirms, the phrase is correct and usable in written English.

Expression frequency: Very common

Frequent in

Science

100%

Less common in

News & Media

0%

Formal & Business

0%

Ludwig's WRAP-UP

In summary, "expression vector" is a noun phrase widely and correctly used within the scientific domain to refer to a DNA construct designed for gene expression in target cells. As confirmed by Ludwig AI, the phrase is grammatically sound. The phrase is most frequently encountered in scientific literature, indicating its register is formal and scientific. While "expression vector" is technically correct, clarifying the type of molecule being expressed or using more specific terms like "gene expression vector" can enhance clarity. Remember to avoid using this term interchangeably with broader categories like "plasmid" unless the context clearly indicates its function for gene expression.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

gene expression vector

This alternative explicitly specifies that the vector is used for gene expression, adding clarity.

protein expression vector

This term clarifies that the vector is designed for protein production.

cloning vector for expression

This alternative highlights the vector's role in cloning for subsequent expression.

recombinant expression system

This term broadens the scope to include the entire system used for recombinant expression.

DNA expression construct

This alternative emphasizes the DNA construct used for expression.

expression plasmid

Specifies that the "expression vector" is a plasmid, a circular DNA molecule.

transcription vector

Focuses on the transcriptional aspect of gene expression.

genetic expression vehicle

Replaces "vector" with vehicle, indicating its role as a carrier of genetic material.

gene delivery system for expression

This emphasizes the delivery aspect of the vector's function.

expression cassette

Refers to the specific DNA sequence within the vector that drives expression.

FAQs

How is an "expression vector" used in a sentence?

An "expression vector" is used to introduce a specific gene into a target cell, allowing the cell to produce the protein encoded by that gene. For example: "The researchers used an "expression vector" to produce large quantities of the desired protein."

What's the difference between a cloning vector and an "expression vector"?

A cloning vector is primarily used to replicate DNA, while an "expression vector" contains regulatory sequences to enable the production of proteins or RNA from the cloned DNA. An "expression vector" is designed for protein production.

What are some key components of a typical "expression vector"?

Key components include a promoter (to initiate transcription), a ribosome binding site (for translation), a multiple cloning site (for gene insertion), and a selectable marker (for identifying cells that have taken up the vector).

What can I say instead of "expression vector"?

Depending on the specific context, you could use terms like "gene expression vector", "protein expression vector", or "recombinant expression system". The term "expression plasmid" can also be used if the vector is a plasmid.