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Table 2 Comparison of viral tracers of anterograde trans-mulisynaptic tracing

From: A mutant vesicular stomatitis virus with reduced cytotoxicity and enhanced anterograde trans-synaptic efficiency

Strain

Genome

Dir

Cell toxicity

Days of survival

Expressing level

Operation risk

Cre/flp dependent

WT-VSV

-ss RNA

12 kb

A

High

3–5

High

Low

N

VSV-N(R7A)

-ss RNA

12 kb

A

Medium

10–15

High

Low

N

HSV H129

ds DNA

153 kb

A/R

High

3–5

Medium

Medium

Y

HSV H8

ds DNA

153 kb

A/R

High

3–5

High

Medium

Y

  1. Abbreviations: -ss RNA Negative-strand, single strand RNA, ds DNA Double strand DNA, Dir Direction of transsynaptic tracing, “A” Anterograde, “R” Retrograde, “N” Can’t be used as a cre/flp dependent anterograde trans-multisynaptic viral tracer, “Y” Can be used as a cre/flp dependent anterograde trans-multisynaptic viral tracer. VSV is a negative-stranded RNA virus, HSV is a double stranded DNA virus, there are many different characteristics between them, including genome, toxicity and application, etc. Researchers should choose the virus according to different experimental needs