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Table 1 Summary of demographics, histology, and sequence results for Minnesota moose CNS tissues (n = 34; 2004–2013). Negative histology results refer to animals with no pathological changes in the CNS tissues consistent with a nematode infection

From: Emergence of the arterial worm Elaeophora schneideri in moose (Alces alces) and tabanid fly vectors in northeastern Minnesota, USA

Moose ID

Sex (M/F)

Agea

Histology results

P. tenuis (+/-)

E. schneideri (+/-)

S. yehi (+/-)

R. andersoni (+/-)

MO-32

F

Adult

Migration tracts present

+

-

-

-

MO-19

F

Calf

Migration tracts present

+

-

+

-

MO-27

F

Adult

Migration tracts present

+

-

+

-

MO-6

F

Adult

Migration tracts present

-

+

-

-

MO-2

M

Adult

Migration tracts present

-

+

-

-

MO-17

F

Yearling

Migration tracts present

-

+

-

-

MO-3

F

Adult

Migration tracts present

-

+

-

-

MO-25

M

Calf

Migration tracts present

-

+

-

-

MO-29

F

Adult

Migration tracts present

-

+

-

-

MO-15

F

Yearling

Migration tracts present

-

+

+

-

MO-21

M

Yearling

Migration tracts present

-

+

+

-

MO-10

F

Yearling

Migration tracts present

-

-

-

-

MO-18

F

Yearling

Morulae present

+

-

-

-

MO-7

M

Yearling

Morulae present

+

-

-

-

MO-1

F

Calf

Larvae present

+

-

-

-

MO-13

F

Adult

Larvae present

+

-

-

-

MO-4

M

Yearling

Adult, morulae present

+

-

-

+

MO-5

F

Yearling

Adult, morulae present

+

+

-

-

MO-35

F

Calf

Adult present

+

-

-

-

MO-26

M

Calf

Adult present

+

-

-

-

MO-33

F

Yearling

Adult present

+

-

-

-

MO-30

M

Adult

Adult present

+

-

-

-

MO-31

M

Adult

Adult present

+

+

-

-

MO-8

M

Yearling

Negative

+

-

+

-

MO-9

M

Yearling

Negative

-

+

-

-

MO-11

F

Adult

Negative

-

+

-

-

MO-12

F

Yearling

Negative

-

+

-

-

MO-14

F

Adult

Negative

-

+

-

-

MO-16

F

Calf

Negative

-

+

-

-

MO-20

M

Adult

Negative

-

+

-

-

MO-22

M

Adult

Negative

-

+

-

-

MO-23

F

Adult

Negative

-

+

-

-

MO-24

M

Calf

Negative

-

+

-

-

MO-28

M

Adult

Negative

-

+

-

-

Total number of mooseb

15

20

5

1

  1. aMoose were categorized as adults (> 2 years-old), yearlings (12–23 months-old), or calves (< 1 year-old)
  2. bTotal number of moose refers to the total number of animals that were sequence-positive for each parasite species