Now showing items 1-10 of 16
Growth characteristics of influenza virus type C in avian hosts
(Springer-Verlag, 1978-12)
Influenza virus type C could be propagated to high yield in primary chick embryo kidney cell culture (PCEK) provided that trypsin (2 µg/ml) was used as a medium supplement. The virus could also be titrated by plaque assay ...
Level of fatness and size attainment
(Wiley Subscription Services, Inc., A Wiley Company, 1974-05)
In a generally low-income group of 4,888 White boys and girls, 740 obese children (above the 85th percentile for the triceps fatfold) stand systematically taller, by 0.64 Z scores, than 840 lean boys and girls (below the ...
Dimensions of innovation
(Kluwer Academic Publishers; Technology Transfer Society ; Springer Science+Business Media, 1978-09)
Within a conceptual framework of three dimensions, this paper examines parallels between the process of innovation in ship-building and in nursing care. Major conclusions are: 1. A given innovation must include not only ...
Affinity binding of the cartilage proteoglycan protein-keratan sulfate core to immobilized hyaluronic acid
(Elsevier, 1978-10-01)
The protein-keratan sulfate core of bovine nasal cartilage proteoglycan was purified by affinity chromatography on a column of immobilized hyaluronic acid. The hyaluronic acid was immobilized by reaction with a hydrazido-alkyl ...
L-threonine dehydrogenase of Escherichia coli K-12
(Elsevier, 1978-11-14)
SummaryA rapid method for purifying L-threonine dehydrogenase from Escherichia coli K-12 cells, grown on a medium containing L-threonine as carbon source, has been developed. The procedure consists of three fractionation ...
The concept of pattern in craniofacial growth
(Elsevier, 1979-08)
1. 1. There are semantic and associated problems with the word pattern in biology, particularly in orthodontics and facial growth.2. 2. Pattern, as we use the term, is invariance of relationships--"a set of constraints ...
Health maintenance insurance: Toward an optimal HMO
(Kluwer Academic Publishers; Elsevier Scientific Publishing Company ; Springer Science+Business Media, 1978-12)
The financial incentive structure of today's health maintenance organizations addresses certain problems attributed to fee-for-service medical care, but at a theoretical level it does not induce optimal provider behavior. ...
The economic implications of preventive health care
(Elsevier, 1979-12)
Today's cost-conscious political environment subjects the economic implications of proposed health care expenditures to careful scrutiny. This paper examines both the logic of and the evidence on preventive health care ...