The existence of cellulose sodium xanthate has been known for over 60 years; the salt forms the basis of the important commercial process for making viscose rayon and cellophane. Yet, until very recently, no detailed knowledge of the chemical structure…

Our knowledge of free radicals and atoms has increased rapidly during the past decade through the use of new techniques. Atoms and free radicals have been detected spectroscopically in the gas phase by vacuum ultraviolet absorption (1,2), and by emission…

Needless to say, it is imperative for workers in the neurological field to know and understand the circulatory system of the Central Nervous System. The basal vessels of the brain, especially the circle of Willis and basilar artery are of…

The investigative work presented in this thesis is a contribution to the great amount of knowledge that already exists in the field of sodium and potassium metabolism. The study has been done on rats, but differs from earlier work in…

The beginning of our knowledge of the enzyme lactic dehydrogenase, dates back to Otto Meyerhof's discovery (1) in 1919, that washed muscle preparations can oxidise lactic acid. The enzyme was obtained in soluble form by Stephenson (2) in 1928, from…

Since biblical times, physicians have been challenged by the difficulties of finding the proper treatment for the disease of epilepsy. That challenge has not gone unanswered at any time in the recorded history of medical science. The quest for the…

In his inaugural address on January 20th, 1947, President Truman recommended a “bold new program for making the benefit of our scientific advantages and industrial progress available for the improvement and growth of underdeveloped areas.” This short sentence, which became…

The object or this work was to determine the bacteriostatic and bactericidal efficiencies, under various conditions of temperature, concentration, and addition or organic matter, or NaOH and NaOCl respectively, which are marketed commercially as lye and “Javex”. Comparisons or disinfectant…

Pascal's reflection on the chance element in the selection of a career seems to be increasingly applicable to this century in which, paradoxically enough, intellectual activity is geared more than ever before to maximum elimination of the chance element in…

One of the best and oldest known tapeworm anthelmintics, a preparation from Dryopteris filix mas, commonly called the Male-fern, was known and used by the Greek physicians of ancient times (1). Their knowledge was lost in the Middle Ages except…