Surra.                                    19

                        GUINEA-PIG NO. 268.

Body weight
in grammes.

May 17th

... Inoculated with Surra

.....

...

„ 29th

... .. .. Tryps. appeared in blood.

600

„ 29th

... 1.5 c.c of 1% Atoxyl

... ...

600

„ 31st

9 mgms. of Orp. „

absent.

600

June 2nd

... 1.5 c c. of 1% Atoxyl „

580

„ 4th

9 mgms. of Orp.,

550

„ 6th

... l.5 c c. of 1% Atoxyl „

550

„ 8th

... 13.5 mgms. of Orp. „

540

„ 10th

... 1.5 c c of 1% Atoxyl „

580

„ 12th

. 13.5 mgms. of Orp. „

600

„ 14th

... 1.5 c.c of 1% Atoxyl „

600

„ 16th

... 13.5 mgms. of Orp. „

620

Aug. 31st

... ... „

820

                        GUINEA-PIG NO. 269.

Body weight
in grammes.

May 17th

... Inoculated with Surra

... ...

...

„ 25th

... ... Tryps. appeared in blood.

400

„ 25th

... 1.5 c.c. of 1% Atoxyl

...

400

„ 27th

.. 9 mgms. of Orp

„ absent

400

„ 29th

... 1.5 c.c. of 1% Atoxyl

„ „

380

„ 31st

... 9 mgms. of Orp.

„ „

370

June 2nd

... 1.5 c c. of 1% Atoxyl

„ „

360

„ 4th

... 9 mgms. of Orp.

„ „

340

„ 6th

... 1.5 c c. of 1% Atoxyl

„ „

320

Aug. 31st

... ...

„ „

720

This guinea-pig received only four doses of atoxyl and
three of orpiment. The treatment was stopped as he was
dull, not feeding well and losing weight.

                                    GUINEA-PIG NO. 270.

Body weight
in grammes.

May 18th

... 1.5 c.c. of 1% Atoxyl ...

...

„ 20th

... 9 mgms. of Orp. ...

340

„ 27th

... Inoculated with Surra. Tryps. absent in blood.

400

Aug. 31st

... ... „ „

580

                              RABBIT NO. 425.

Body weight
in grammes.

May 12th

... Inoculated with Surra ..

..

„ 22nd

... 3 c.c of 1% Atoxyl ...

1,000

„ 23rd

... ... Tryps. appeared in blood

980

„ 24th

... 13.5 mgms. of Orp „ absent.

950