R. L. KAURA and S. GANAPATHY IYER                         209

                                    TABLE V— contd.

Cross immunity test on pigeons, immune to the Indian strain pigeon-pox virus,
                     against the English strain of the same virus

Pigeon

No.

Date of inocu-

lation with the

Indian strain

of pigeon-pox

virus

Result of

inoculation

Date of cross

immunity test

with the English

strain of

pigeon-pox virus

Result of the

cross immunity

test

Remarks

47

13th June 1936
(with unfiltered
material).

Reacted

13th July 1936

No reaction .

48

Do. .

Do. .

13th July 1936

Reacted

49

Do. .

Do. .

13th July 1936

Do. .

50

Do. .

Do. .

13th July 1936

Do. .

51

Do. .

Do. .

13th July 1936

Do. .

Died.

52

Do. .

Do. .

13th July 1936

No reaction .

Died due
to other
causes.

54

Do. .

No reaction .

13th July 1936

Do. .

55

Do. .

Do. .

13th July 1936

Reacted

56

Do. .

Reacted

13th July 1936

No reaction .

86

..

..

13th July 1936

Do. .

(Control).

85

..

..

13th July 1936

Reacted

Do.

84

..

..

13th July 1936

Do. .

Do.

83

..

..

13th July 1936

Do. .

Do.

82

..

..

13th July 1936

Do. .

Do.