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Table 1 Cytological characteristics of recombination in birds

From: Karyotypes and recombination patterns of the Common Swift (Apus apus Linnaeus, 1758) and Eurasian Hobby (Falco subbuteo Linnaeus, 1758)

Species

Sex

n

C (pg)a

SC length (µm)

Recombination nodule/cellb

Genetic map length (cM)

Recombination density (MLH1/µm SC)

Recombination rate (cM/Mb)

References

Greater Rhea (Rhea americana)

F

40

1.46

278.7

61

3050

0.22

2.1

del Priore and Pigozzi (2017)

Domestic Goose (Anser anser)

F

40

1.30

283 ± 41

73.6 ± 7.8

3680

0.26

2.9

Torgasheva and Borodin (2017)

 

M

40

1.30

281 ± 40

58.9 ± 7.6

2945

0.21

2.3

Torgasheva and Borodin (2017)

Domestic Duck (Anas platyrhynchos)

F

40

1.44

–

55.9 ± 3.8

2795

–

2.0

(Pigozzi and del Priore 2016)

Domestic Chicken (Gallus gallus)

F

39

1.28

163

65.0 ± 4.0

3250

0.40

2.6

Pigozzi (2001)

Japanese Quail (Coturnix japonica)

F

39

1.35

239 ± 34

55.3 ± 2.1

2765

0.23

2.1

Calderon and Pigozzi (2006)

 

M

39

1.35

231 ± 29

56.3 ± 1.8

2815

0.24

2.1

Calderon and Pigozzi (2006)

Domestic Pigeon (Columba domestica)

F

40

1.54

228 ± 22

62.7 ± 4.9

3135

0.28

2.1

Pigozzi and Solari (1999)

 

M

40

1.54

248 ± 21

64.7 ± 4.8

3235

0.26

2.1

(Pigozzi and Solari 1999)

Zebra Finch (Taeniopygia guttata)

F

39

1.25

154 ± 25

45.7 ± 0.4

2285

0.30

1.9

(Calderon and Pigozzi 2006)

 

M

39

1.25

141 ± 9

45.2 ± 0.2

2260

0.32

1.9

Calderon and Pigozzi (2006)

Common Tern (Sterna hirundo)

F

34

1.40*

238 ± 39

44.1 ± 5.0

2205

0.19

1.6

Lisachov et al. (2017a)

Black Tern (Chlidonias niger)

F

37

1.40*

288 ± 47

53.0 ± 4.2

2650

0.18

1.9

Lisachov et al. (2017a)

Common Swift (Apus apus)

M

39

1.38

208 ± 32

51.4 ± 4.3

2570

0.25

1.9

This paper

Eurasian Hobby (Falco subbuteo)

M

25

1.45*

258 ± 50

51.1 ± 6.6

2555

0.20

1.8

This paper

  1. aHaploid genome mass for each species according to Gregory (2017). *C values for the terns and Eurasian Hobby are unknown, therefore we used C for the most closely related species Thalasseus sandvicensis and Falco peregrinus, correspondingly
  2. bDetected by staining with phosphotungstic acid in pigeon and by immunolocalization of MLH1 in the other species