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Table 1 Monthly parasitological monitoring

From: Establishment of macrocyclic lactone resistant Dirofilaria immitis isolates in experimentally infected laboratory dogs

Name

DOI

Date

26Oct12

27Nov12

20Dec12

18Jan13

18Feb13

15Mar13

19Apr13

17May13

14Jun13

12Jul13

14Aug13

13Sep13

7Nov13

9Dec13

10Jan14

LSU10a

23-Mar-12

Occult

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

  

DS

0

3

7

1

12

8

21

12

10

14

1

ND

6

7

ND

  

Knotts

7

36

345

516

869

684

130

1438

615

1342

8

ND

ND

ND

2

LSU10b

23-Mar-12

Occult

+

+

+

+

+

+

+

+

+

+

+

+

+

+

+

  

DS

6

9

100

26

74

33

443

ND

631

640

621

ND

317

79

ND

  

Knotts

526

848

2610

196

374

1723

9460

9020

8294

16082

ND

ND

ND

ND

ND

  

DPI

218

250

273

302

333

358

393

421

449

477

510

540

595

627

659

LSU13a

15-Jun-12

Occult

-

+

+

+

+

+

+

+

+

+

+

+

+

+

+

  

DS

0

0

0

1

27

22

307

ND

543

562

767

ND

315

145

ND

  

Knotts

0

0

2

104

1222

1723

6878

7810

8767

12254

ND

ND

ND

ND

ND

LSU13b

15-Jun-12

Occult

-

+

+

+

+

+

+

+

+

+

+

+

+

+

+

  

DS

0

0

0

1

52

26

263

ND

817

89

1047

ND

536

300

ND

  

Knotts

0

0

5

76

3480

1672

5222

11770

19019

21516

3256

ND

ND

ND

ND

  

DPI

134

166

189

218

249

274

309

337

365

393

426

456

511

543

575

LSU10-II

22-Feb-13

Occult

     

-

-

-

-

-

-

+

+

+

+

  

DS

     

0

0

0

0

0

0

ND

5

13

ND

  

Knotts

     

0

0

0

0

0

0

ND

ND

ND

1019

  

DPI

N/A

N/A

N/A

N/A

N/A

22

57

85

113

141

174

204

259

291

323

  1. Bold, italicized values indicate first detection of circulating Mf DOI, Date of Infection; Occult, Adult Heartworm Antigen Test; DS, Direct Smear using 20 μL of whole blood; Knotts, Modified Knott’s Technique; DPI, Days Post-Infection; ND, No Data.