Sec. 30.44] BIBLIOGRAPHY 631 



K 47 Lyman, C. P.: Penetration of radioactive potassium in denervated muscle, Am. J. 

 Physiol., 137, 392-395 (1942). 



K 48 Malm, M.: Uber den durch NaF verursachten Kaliumaustritt der Oberhefe, Arkiv 

 Kemi, Mineral. Gcol., 21A, No. 4, (1946). 



K 49 Mullins, L. J., W. O. Fenn, T. R. Noonan, and L. F. Haege: Permeability of 

 erythrocytes to radioactive potassium, Am. J. Physiol., 136, 93-101 (1941). 



K 50 Mullins, L. J., T. R. Noonan, and L. Haege: Erythrocyte permeability to radio- 

 active potassium, Am. J. Physiol., 133, 394-395 (1941). 



K 51 Nahmias, M. E.: Cahiers phys., 17, 27-39 (1946). 



K 52 Noonan, T. R. W. O. Fenn, and L. Haege: The distribution of injected radio- 

 active potassium in rats, Am. J. Physiol., 132, 474-488 (1941). 



K 53 Noonan, T. R., W. O. Fenn, and L. Haege: The effects of denervation and of 

 stimulation on exchange of radioactive potassium in muscle, Am. J. Physiol., 

 132, 612-621 (1941). 



K 54 Pohlmann, J.: Gibt es eine Anreicherung des radioaktiven Kaliumisotops im 

 Organismus? Pfliigers Arch. ges. Physiol., 240, 377-385 (1938). 



K 55 Pohlmann, J., and H. Netter: Uber die Anreicherung des radioaktiven Kali- 

 umisotops im Organismus, Naturwisscnschaften, 26, 138 (1938). 



K 56 Stout, P. R.: Applications of radioactive K, Rb, Na, P, and Br to studies of the 

 mineral nutrition of higher plants, /. Applied Physics, 12, 327-328 (1941). 



K 57 Stout, P. R., and D. R. Hoagland: Upward and lateral movement of salt in certain 

 plants as indicated by radioactive isotopes of potassium, sodium, and phosphorus 

 absorbed by roots, Am. J. Botany, 26, 320-324 (1939). 



K 58 von Euler, H., U. S. von Euler, and G. Hevesy: The effect of excitation on nerve 

 permeability, Acta Physiol. Scand., 12, 261-267 (1946). 



K 59 Winkler, A. W., A. J. Eisenman, and P. K. Smith: The use of radioactive isotopes 

 in studies of the permeability of the human erythrocyte, /. Applied Phys., 12, 349 

 (1941). 



30.41. Praseodymium 



Pr 1 Brues, A. M., H. Lisco, and M. Finkel: Carcinogenic action of some substances 

 which may be a problem in certain future industries, U.S. Atom. Energy Comm. 

 Declass. Doc. MDDC 145. 



Pr 2 Hamilton, J. G.: The metabolism of the fission products and the heaviest elements, 

 Radiology, 49, 325-343 (1947). 



30.42. Prometheum 



Pm 1 Hamilton, J. G.: The metabolism of the fission products and the heaviest elements, 

 Radiology, 49, 325-343 (1947). 



30.43. Protactinium 



Pa 1 Hamilton, J. G.: The metabolism of the fission products and the heaviest elements, 



Radiology, 49, 325-343 (1947). 

 Pa 2 Lanz, H., K. G. Scott, J. Crowley, and J. G. Hamilton: The metabolism of 



thorium, protoactinium, and neptunium in the rat, U.S. Atom. Energy Comm. 



Declass. Doc. MDDC 648. 



30.44. Radium and Radon 



Literature through 1932 is exhaustively covered in text by Stoklasa and Penkava (Gen 

 118). Tracer studies are discussed by Hevesy (Gen 76). 



