PROCEEDINGS OF THE NATIONAL ACADEMY OF SCIENCES INDIA SECTION B: BIOLOGICAL SCIENCES Volume 93 Issue 1 Volume 91 Issue 4 Volume 89 Issue 3 Volume 88 Issue 3 Volume 87 Issue 3 Issue 1 Volume 86 Issue 4 Issue 3 Issue 2 Issue 1 Volume 85 Issue 4 Issue 3 Issue 2 Issue 1 Volume 84 Issue 4 Issue 3 Issue 2 Issue 1 Volume 83 Issue 4 Issue 3 Issue 2 Issue 1 Volume 82 Issue 4 Volume 68 Issue 4 Issue 3 Issue 2 Issue 1 Volume 67 Issue 4 Issue 3 Issue 1 Volume 66 Issue spi Issue 4 Issue 3 Issue 2 Issue 1 Volume 65 Issue sup Issue 4 Issue 3 Issue 2 Issue 1 Volume 64 Issue 4 Issue 3 Issue 2 Issue 1 Volume 63 Issue 4 Issue 3 Issue 2 Issue 1