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Table 1 Oligonucleotide primers used for nPCR amplification of WUPyV, KIPyV, MCPyV and simian polyomavirus LPyV

From: Newly described human polyomaviruses Merkel Cell, KI and WU are present in urban sewage and may represent potential environmental contaminants

Primer

Virus region

Position

Amplification reaction

Product size (bp)

Annealing temperature (°C)

Sequence (5'-3')

WU1

WUPyV (VP1)a

1730-1750

First

505

55

CCCACAAGAGTGCAAAGCCTTC

WU2

 

2234-2213

   

AGGCACAGTACCATTGGTTTTA

WU3

 

2044-2063

Nested

164

50

AGTTTTGGTGCTTCCTKTSC

WU4

 

2207-2188

   

TACAGTATACTGAGCAGGC

KI1

KIPyV (VP1)b

1684-1704

First

378

59

GCTGCTCAGGATGGGCGTGA

KI2

 

2061-2043

   

CAGKGTTCTAGGGTCTCCTGGT

KI3

 

1899-1918

Nested

190

54

GTTGCTTGTTGTACCTCTAG

KI4

 

2088-2067

   

AATTGTATAGGTAGTTGGGCCT

MC1

MCPyV (TAg)c

1716-1736

First

477

55

GCCTGTGAATTAGGATGTATTT

MC2

 

2210-2198

   

CATTTCTGTCCTGGTCATTTCCA

MC3

 

2010-2033

Nested

183

50

GCCCATTATCTAGACTTTGCAAA

MC4

 

2192-2173

   

TCTAACCTCCTTTTGGCTA

MC1b

MCPyV (VP1)c

3174-3194

First

440

58

GGCTTTCTTTTTGAGAGGCCT

MC2b

 

3613-3592

   

AGTGGGCCCTCTATGCAAAGGA

MC3b

 

3276-3297

Nested

240

54

TTGGGTAAACAGTTTTCTCCTG

MC4b

 

3515-3493

   

TGCCTAGATATTTTAATGTTACT

MC1c

MCPyV (VP1/2/3)c

4228-4252

First

265

53

GAATTAACTCCCATTCTTGGATTCA

MC2c

 

4492-4472

   

TTGGCTTCTTCCTCTGGTACT

MC3c

 

4264-4286

Nested

198

53

ATTTGGGTAATGCTATCTTCTCC

MC4c

 

4461-4439

   

GGATATATTTCTCCTGAATTACA

LN1

LPyV(VP2/VP3)d

1542-1564

First

423

54

GGCACACCAAAGAGTAACTCAAG

LN2

 

1965-1943

   

CAGGTCATGTCTTCATTTAGGAG

LN3

 

1617-1639

Nested

232

54

GGAAGTGGAGCTTAATAAATTGG

LN4

 

1863-1849

   

ATATCCATACAAGTCCTCAGAAG

  1. VP1, VP2 and VP3 = Virion protein 1, 2 and 3; TAg = T antigen; K= G +T; S = G + C
  2. a The sequence positions are referred to strain EF444549
  3. b The sequence positions are referred to strain EF127906
  4. c The sequence positions are referred to strain EU375803
  5. d The sequence positions are referred to strain K02562