This Article  • References  • Full text PDF  • Send to a friend  • Save in My Folder  • Save to citation manager  • Permissions  Citing Articles  • Citation map  • Citing articles on HighWire  • Contact me when this article is cited  Related Content  • Similar articles in this journal  Social Bookmarking   What's this?

VII. BLANCHING WITH PLACENTAL SERUM

JOHN A. TOOMEY, M.D.; MYRON H. AUGUST, M.D.

Am J Dis Child. 1929;38(5):953-959.

	Since this article does not have an abstract, we have provided the first 150 words of the full text PDF and any section headings.

In 1923, one of us (J. A. T.) noted that human placental serum blanched the rash of scarlet fever. Since then, we have carried out a comparative study of the intradermal reactions to placental serum and the corresponding reactions to scarlet fever antitoxin, maternal serum and convalescent scarlet fever serum. The effects of ether extraction, of filtration and of catalyzation on the blanching powers of the various serums were studied.

METHOD OF PROCEDURE

Placental serum was collected at birth by milking the cord into sterile containers. Mother's serum was obtained twice, one week before and one week after the birth of the infant. All serum, placental or otherwise, was centrifugated; the clear supernatant fluid was inactivated at 56 C. for two hours and then bottled.

Convalescent scarlet fever serum was obtained at least twenty-one days after the acute illness had begun, and was likewise inactivated. When serum was extracted by . . . [Full Text PDF of this Article]

Author Affiliations
CLEVELAND

From the Division of Contagious Diseases. Cleveland City Hospital, and the Department of Pediatrics, Western Reserve University.

Footnotes
Submitted for publication, May 7, 1929.

CiteULike    Connotea    Del.icio.us    Digg    Reddit    Technorati    Twitter     What's this?