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Table 1 Genotype segregation of markers linked to S loci in anther culture-induced calli derived from interspecific F1 hybrids between O. sativa and O. glaberrima

From: Anther culture in rice proportionally rescues microspores according to gametophytic gene effect and enhances genetic study of hybrid sterility

S loci

Functiona

Chr.

Markers

No. of calli (frequency)c

χ2(1:1)

Allele transmitted preferentially via pollenc

References

s

g

S 1

Ge

6

RM19359

RM204

5 (0.10)

47 (0.90)

33.92**

g

[6, 17, 34]

S 3

Pk

11

RM536b

18 (0.35)

34 (0.65)

4.92*

g

[7]

S 18

Pk

10

RM25321b

29 (0.56)

23 (0.44)

0.69

–

[8]

S 19

Pk

3

RM60b

9 (0.17)

43 (0.83)

22.23**

g

[9, 35]

S 20

Pk

7

RM82b

13 (0.25)

38 (0.75)

12.25 **

g

[8]

S 21

Pk

7

RM429b

47 (0.90)

5 (0.10)

33.92**

s

[8]

S29(t)

Pk

2

RM279b

46 (0.88)

6 (0.12)

30.77**

–

[11]

S34(t)

Pk

3

RM7

26 (0.50)

26 (0.50)

0.00

–

[13]

S36(t)

Pk

2

RM207

29 (0.56)

23 (0.44)

0.69

–

[14]

S37(t)

Ge

1

RM449

33 (0.63)

19 (0.37)

3.77

g

[15, 37]

S38(t)

Pk

4

RM16260

27 (0.52)

25 (0.48)

0.08

–

[15]

  1. Asterisks aberrant segregation to the theoretical ratio (s:g = 1:1): *p < 0.05; **p< 0.01. 1
  2. aGe gamete eliminator, Pk pollen killer
  3. bunique markers selected based on the mapping in previous studies shown in Reference column
  4. cs, O. Sativa allele; g, O. glaberrima allele; –, unknown