The morphological characteristics of plant and animal species form the chief subject of the descriptive natural sciences and are the criteria for their classification. But not until recently has it been recognized that in living organisms, as in the realm… — Karl Landsteiner Copy Share Image
It is very kind of you to consider the possibility of my working in Pasadena, an idea which certainly is attractive, especially since it… — Karl Landsteiner Copy Share Image
I have recently observed and stated that the serum of normal people is capable of clumping the red cells of other healthy individuals... As commonly expressed, it can be said that in these cases at least two different kinds of agglutinins exist, one kind in A, the other in B, both together in C. The cells are naturally insensitive to… — Karl Landsteiner Copy Share
A single kind of red cell is supposed to have an enormous number of different substances on it, and in the same way there… — Karl Landsteiner Copy Share Image
“There is no sharp boundary line separating the reactions of the immune bodies from chemical processes between crystalloids, just as in nature there exists… — Karl Landsteiner Copy Share Image
The morphological characteristics of plant and animal species form the chief subject of the descriptive natural sciences and are the criteria for their classification.… — Karl Landsteiner Copy Share Image
Owing to the difficulty of dealing with substances of high molecular weight we are still a long way from having determined the chemical characteristics… — Karl Landsteiner Copy Share Image
On the whole, at least in the author's experience, the preparation of species-specific antiserum fractions and the differentiation of closely related species with precipitin… — Karl Landsteiner Copy Share Image
