Instant Access to the Journals You Need

for just $40 per month.

Start Your Free Trial




It has long been recognized that the animal body is capable accumulating vitamin A that the liver is the chief storage site (Osborne Mendel, '18). Studies regarding the distribution stored vitamin A in the rat 's body have shown that 90 to 95% is found in the liver (Sherman Boynton, '25; Moore, '31; McCoord Luce-Clausen, '34) that the liver content the vitamin is usually proportional to the intake (Baumann, Riising Steenbock, '34). The liver stores the vitamin may indicate both the state nutrition the animal the availability the vitamin when admin istered under different conditions. In the following pages an investigation the influence the sex the animal, the le^el intake, the source the vitamin the mode administration on the storage vitamin A in the liver the rat is reported. PROCEDURE Weanling rats from our breeding colony were maintained in air conditioned quarters (75°F., 0% relative humidity) on 4 the U.S.P. vitamin A-free diet composed the following in gredients: purified casein, 18%; acetone-washed cornstarch, 65% ; salt mixture, 4% (Jones Foster, '42) ; acetone washed brewer's yeast, 8%; cottonseed oil, 5%; vitamin D, 6 units per gm ration. When their weights remained sta tionary or declined for a period
Loading next page...

You're reading a free preview. Subscribe to read the entire article.

And millions more from thousands of peer-reviewed journals, for only $40/month.

Start Your Free Trial

What content is in DeepDyve?

  • Read and share from thousands of the leading scholarly journals from Springer, Elsevier, Nature, IEEE, Wiley-Blackwell and more.
  • All the latest content is available, no embargo periods.

Rent Scholarly Articles?

  • Read the full article in your browser.
  • Access all of your rentals from the cloud anywhere you have an internet connection.
  • Beautiful reading experience – Full charts and figures, just like the PDF.
  • Read as much as you'd like - whenever you'd like.

Happy Users

“In one word renting from DeepDyve is FANTASTIC!!! ... 99% of the time I only need access to an article for a month or so, so renting the articles is perfect for me.”

Adam S.

“Thanks for a great service! For an unaffiliated science blogger like myself this is like a dream come true.”

Seppo P.

“Hi guys, I cannot tell you how much I love this resource. Incredible. I really believe you've hit the nail on the head with this site in regards to solving the research-purchase issue.”

Daniel C.

“Let me seize this opportunity and congratulate you on the service you are rendering to the scientific community.”

Joao B.