3,801 Result(s)
within
Ben Ep**er
Life Sciences
-
Article
Aus dem Honther Comitate
-
Article
Correspondenz
-
Article
Resolutions adopted at the 16th annual meeting of the potato association of America Des Moines, Iowa, Dec. 30–31, 1929-Jan. 1, 1930
-
Article
Gradients of normal and regenerative growth in the pistol-crab, alpheus dentipes.
-
During normal growth of the pistol-crab,Alpheus dentipes, the distribution of growth potential along the ante...
-
-
Article
A study of normal and regenerative growth in the pistol-crab, alpheus dentipes (Guèr.), with special reference to the phenomenon of chela reversal
An analysis has been made of the normal growth of the thoracic appendages in the pistol-crab,Alpheus dentipes. The chelae are the only asymmetrical appendages and, within an extensive size range, the growth-coeff...
-
Article
Sectional notes
-
Article
Sectional notes
-
Article
Sectional notes
-
Article
X-Antigen-freie Mutanten von Proteus OX19
A phage specific for Proteus X 19 and X 2 strains is described. The secondary growth appearing after lysis of OX 19 cultures is devoid of the X-Antigen reacting with typhus sera. The phage is inactive against ...
-
Article
The synthesis of the purine nucleus byEscherichia coli, a study on the mode of action of sulfa-drugs
In Kulturen vonEscherichia coli, die durch Sulfonamidverbindungen gehemmt sind, wird 4-Amino-imidazol-5-carboxyamid (II) gebildet. Diese Substanz ist eine Zwischenstufe in der Biosynthese des Purin-(Xanthin-)Syst...
-
Article
Erli-red, a new early variety of potato with bright red tuber color and superior market attractiveness
-
Article
Reliance: A new potato variety with moderate resistance to some common pathogens
-
Article
Wellsperrholz im Ingenieur-Holzbau
Die Erweiterung der Anwendungsgebiete von Holz als Rohstoff und von seinen Veredelungsprodukten, den Holzwerkstoffen, ist ein ständiges Anliegen der angewandten Forschung. Die Entwicklung von Wellschichtholz, ...
-
Chapter
The Mechanism of Enzyme Secretion by the Cell
Preparation of rat parotid slices in cold medium caused extensive leakage of amylase during subsequent incubation. Enzyme secretion, by slices not prepared in the cold, was almost absolutely dependent on the a...
-
Article
Factors affecting bleedthrough of phenolic resin adhesive in hardwood plywood
Some variables affecting the bleedthrough of phenolic resin adhesives in hardwood plywood were studied quantitatively. Variables included resin age, age of adhesive mix, extender/water ratio, amount of glue sp...
-
Article
The development and ultrastructure of lycopene bodies in chromoplasts ofLycopersicum esculentum
Lycopene bodies are developed in tomato chromoplasts at temperatures permitting synthesis of lycopene. Their appearance seems to be in correlation with the formation of special rigid membranes. These membranes...
-
Chapter
Sensory Neurophysiology and Reaction Time Performance in Nonhuman Primates
It was clear from the conference that information is rapidly accumulating on sensory behavior in animals. Psychophysical relationships between stimulus and response parameters recently derived from animal subj...
-
Article
Structural modifications of the phycobiont in the lichen thallus
Modifications in the fine structure of the algal component of two lichens,Aspicilia sp. andSquamarina crassa v.crassa, have been studied. It has been pointed out that fungal penetration is not essential for the m...
-
Article
A side-tracking neuston net
A simple, light-weight neuston sampling net is described which steers itself away from the wake or the side of the towing vessel. Types of animals caught by this gear are mentioned, and problems of neuston sam...
-
Article
Effects of streptomycin on plastids in dividing Euglena
The plastids of dividing Euglena cells growing in the light in the presence of streptomycin decreased in length after a lag period of seven generations. The typical structure of the chloroplast was lost after a s...
