1. Important announcement

   Announcement Pages: 1021 - 1021

2. Serological diagnosis of acute viral hepatitis

   • Jay H. Hoofnagle
   • Antonio Ponzetto
   • Leonard B. Seeff

   Original Articles Pages: 1022 - 1027

3. Fibronectin and Kupffer cell function in fulminant hepatic failure

   • Michio Imawari
   • Robin D. Hughes
   • Roger Williams

   Original Articles Pages: 1028 - 1033

4. Epithelial cell proliferation in human fundic and antral mucosae

   • O. Gutierrez
   • T. Lehy
   • S. Bonfils

   Original Articles Pages: 1034 - 1042

5. Influence of ranitidine on hepatic blood flow assessed by organ-reflectance spectrophotometer and pulse-doppler ultrasonic flowmeter

   • Yutaka Sasaki
   • Norio Hayashi
   • Takenobu Kamada

   Original Articles Pages: 1043 - 1048

6. In vivo andin vitro evaluation of magnesium-aluminum hydroxide antacid tablets and liquid

   • C. C. Barnett
   • C. T. Richardson

   Original Articles Pages: 1049 - 1052

7. Cholesterol esterase activity of human intestinal mucosa

   • Maurizio Ponz de Leon
   • Francesca Carubbi
   • Nicola Carulli

   Original Articles Pages: 1053 - 1064

8. Variations in clinical presentation of patients with esophageal contraction abnormalities

   • Warren L. Reidel
   • Ray E. Clouse

   Original Articles Pages: 1065 - 1071

9. Role of luminal Ca²⁺ on normal and damaged gastric mucosa in the rat

   • Koji Takeuchi
   • Youichi Nobuhara
   • Susumu Okabe

   Original Articles Pages: 1072 - 1078

10. Jejunal mucosal DNA content and maturation

    • Johannes E. De Vries
    • W. D. Andrew Ford
    • Ronald A. Malt

    Original Articles Pages: 1079 - 1084

11. Lidocaine inhibition of esophageal peristalsis and lower esophageal sphincter pressure in baboons

    • Dennis R. Sinar
    • Larry C. Carey
    • Donald O. Castell

    Original Articles Pages: 1085 - 1091

12. Bombesin and G-17 dose responses in duodenal ulcer and controls

    • Basil I. Hirschowitz
    • Leonard Ou Tim
    • E. Molina

    Original Articles Pages: 1092 - 1103

13. Peritoneovenous shunts in malignant ascites

    • John H. Helzberg
    • Norton J. Greenberger

    Case Report Pages: 1104 - 1107

14. Hyperpigmentation of skin and nails in a patient with intestinal leiomyosarcoma

    • M. Suda
    • H. Ishii
    • M. Tsuchiya

    Case Report Pages: 1108 - 1111

15. Guillian-Barré-associated diarrhea

    • Marc A. McCain

    Letters to the Editor Pages: 1112 - 1113

16. Pancreatic polypeptide and Zollinger-Ellison syndrome

    • S. Meryn
    • E. W. Straus

    Letters to the Editor Pages: 1113 - 1113

17. Book reviews

    • T. Peter Stein
    • Henry J. Tumen
    • O. Dhodanand Kowlessar

    BookReview Pages: 1114 - 1115

18. News and notices

    News Pages: 1116 - 1116