Biochemical analyses in dogs of the race "beagle". 1st communication: The content of DNA, of RNA and of protein in 13 tissues in the age of one day to that of 18 months

adn age analyse biologique animal de laboratoire animal tissues animales de laboratorio bazo biochemistry biochimie biological analysis brain cerebro chien coeur crecimiento croissance dna dogs edad foie growth heart kidneys laboratory animals liver lungs muscle muscles pancreas perro poumon pulmones rate rein spleen tejidos animales tissu animal