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Table 2 I. scapularis and I. cookei nymphs collected as replete larvae from vertebrate hosts trapped/netted at Dutchess County site (CIES), 2008-2011

From: Isolation of deer tick virus (Powassan virus, lineage II) from Ixodes scapularis and detection of antibody in vertebrate hosts sampled in the Hudson Valley, New York State

Host species No. individuals No. I. scapularis nymphs (# pools) No. I. cookei nymphs (# pools) No. DTV positive I. scapularis poolsa(# indiv. hosts) Seropositivity no. pos/No. bledb
Short-tailed shrew 11 108 (48)    
Blarina brevicauda
Virginia opossum 25 1265 (235)   2 (2) 1/6c
Didelphis virginiana
Long-tailed weasel 3 0 1 (1)   0/3
Mustela frenata
Woodchuck 8 6 (2) 41 (26)   4/6
Marmota monax
Striped skunk 5 109 (34) 9 (6) 2 (2)  
Mephitis mephitis
White-footed mouse 87 848 (161)    0/49
Peromyscus leucopus
Raccoon 33 1654 (268) 47 (14) 1  
Procyon lotor
Gray squirrel 19 308 (69)    
Sciurus carolinensis
Red squirrel 10 456 (56)    
Tamiasciurus hudsonicus
Eastern chipmunk 14 63 (36)    
Tamias striatus
Eastern cottontail 3 38 (8) 1 (1)   
Sylvilagus floridanus
American robin 13 55 (39)    
Turdus migratorius
Gray catbird 2 32 (7)    
Dumetella carolinensis
Veery 7 150 (34)    
Catharus fuscescens
Woodthrush 10 159 (36)    
Hylocichla mustelina
TOTAL 250 5251 (1033) 99 (48) 5 5/64
  1. aNumber of DTV RNA positive tick pools. Infectious virus was not recovered.
  2. bNot all individual vertebrate hosts were bled.
  3. cVirginia opossums bled did not include the individuals from which DTV positive ticks were collected.