European Science Foundation: Report on the Scientific Networks 1985–1990 Science Policy News 01 July 1991 Pages: 641 - 641
United Kingdom: The Annual Report for 1989/90 of the Medical Research Council Science Policy News 01 July 1991 Pages: 642 - 643
United Kingdom: The Science and Engineering Research Council (SERC): A Report on Research in the United Kingdom, France and Germany (W) Science Policy News 01 July 1991 Pages: 643 - 643
Portugal: Recent Information from the Department of International Relations of the Instituto Nacional de Investigação Cientifica, Lisboa (INIC) Science Policy News 01 July 1991 Pages: 644 - 644
Microbial energetics applied to waste repositories K. W. Hanselmann Reviews 01 July 1991 Pages: 645 - 687
Synthesis and metabolism of vertebrate-type steroids by tissues of insects: A critical evaluation L. SweversJ. G. D. LambertA. De Loof Reviews 01 July 1991 Pages: 687 - 698
A lens-like specialization for photic input in the pineal window of an Indian catfish,Heteropneustes fossilis S. SrivastavaC. B. L. Srivastava Research Articles 01 July 1991 Pages: 698 - 700
Cell-to-cell transmission in the activation of in situ nematocytes in acontia ofCalliactis parasitica G. SantoroA. Salleo Research Articles 01 July 1991 Pages: 701 - 703
Endothelium-dependent relaxation induced by sodium fluoride in the rabbit ear artery H. Tsuru Research Articles 01 July 1991 Pages: 703 - 705
Effects of methoprene and juvenile hormone on the oxidative metabolism of isolated mitochondria from flight muscle ofLocusta migratoria L. G. CottonJ. H. Anstee Research Articles 01 July 1991 Pages: 705 - 708
Inhibition of rat liver transglutaminase by nucleotides S. Kawashima Research Articles 01 July 1991 Pages: 709 - 712
Changes in olfactory perception during the menstrual cycle T. HummelR. GollischG. Kobal Research Articles 01 July 1991 Pages: 712 - 715
Effect of in vivo pre-treatment with oestradiol and either GnRH, GnRH agonistic analog or GnRH antagonistic analog on GnRH-stimulated secretion of LH in vitro G. A. SchuilingT. R. KoiterH. Moes Research Articles 01 July 1991 Pages: 716 - 718
EGF receptor induction and insulin-EGF overlap inTetrahymena G. CsabaP. Kovács Research Articles 01 July 1991 Pages: 718 - 721
L-tyrosine induces tyrosinase expression via a posttranscriptional mechanism A. SlominskiR. Costantino Research Articles 01 July 1991 Pages: 721 - 724
Effects of gamma irradiation on dermal equivalents in vitro T. D. NguyenJ. Cornillet-StoupyF. X. Maquart Research Articles 01 July 1991 Pages: 725 - 728
Phenytoin-induced DNA synthesis and inositol 1,4,5-triphosphate formation in L-929 fibroblasts R. E. DillG. R. Farmer Research Articles 01 July 1991 Pages: 728 - 730
Activity of soluble factors produced by Epstein-Barr virus-transformed human B lymphocytes on different cell lines C. GarzelliA. Bazzichi Research Articles 01 July 1991 Pages: 731 - 734
Zinc increases the longevity of unfertilized sea urchin eggs S. NakamuraN. OdaM. K. Kojima Research Articles 01 July 1991 Pages: 734 - 736
Epigenetic control of pectoral fin web shape inLipophrys canevae (Blennidae, Teleostei) G. P. WagnerM. Almeder Research Articles 01 July 1991 Pages: 737 - 738
Furan fatty acid steryl esters from the marine spongeDictyonella incisa which show inflammatory activity P. CiminielloE. FattorussoM. Di Rosa Research Articles 01 July 1991 Pages: 739 - 743
Long-term 24-hour rest-activity pattern of sheep in stalls and in the field I. ToblerK. JaggiJ. -P. Ravault Research Articles 01 July 1991 Pages: 744 - 749