1. Science policy in Finland

   • K. O. Donner

   Science Policy News Pages: 681 - 681

2. United Kingdom: Extracts from the annual report for 1987–88 of the Science and Engineering Research Council

   Science Policy News Pages: 682 - 683

3. Cerebral ischemia revisited: New insights as revealed using in vitro brain slice preparations

   • A. Schurr
   • B. M. Rigor

   Reviews Pages: 684 - 695

4. Behavioural entrainment of circadian rhythms

   • N. Mrosovsky
   • S. G. Reebs
   • P. A. Salmon

   Reviews Pages: 696 - 702

5. A new marker technique in cineradiography for the recording of movements in small vertebrates —Application to the study of jaw movements in soricids (Insectivora)

   • R. Dantuma
   • Ch. Dötsch

   Research Articles Pages: 702 - 705

6. Blood pressure and impairment of endothelium-dependent relaxation in spontaneously hypertensive rats

   • S. Sunano
   • S. Osugi
   • K. Shimamura

   Research Articles Pages: 705 - 708

7. Superoxide anion scavenging effect and superoxide dismutase activity ofGinkgo biloba extract

   • J. Pincemail
   • M. Dupuis
   • C. Deby

   Research Articles Pages: 708 - 712

8. Purification and characterization of aβ-glucosidase (linamarase) from the haemolymph ofZygaena trifolii Esper, 1783 (Insecta, Lepidoptera)

   • S. Franzl
   • I. Ackermann
   • A. Nahrstedt

   Research Articles Pages: 712 - 718

9. Extraadrenal adrenaline formation by two separate enzymes

   • M. G. Ziegler
   • B. Kennedy
   • H. Elayan

   Research Articles Pages: 718 - 720

10. Depletion of hypothalamic norepinephrine reduces the fever induced by polyriboinosinic acid: polyribocytidylic acid (Poly I:Poly C) in rats

    • H. J. Liu
    • C. M. Young
    • M. T. Lin

    Research Articles Pages: 720 - 722

11. Thermoadaptive influence on reactivity pattern of vasopressinergic neurons in the guinea pig

    • G. Merker
    • J. Roth
    • E. Zeisberger

    Research Articles Pages: 722 - 726

12. Gamma-aminobutyric acid uptake by rat kidney brush-border membrane vesicles

    • H. S. Sidhu
    • J. D. Wood

    Research Articles Pages: 726 - 728

13. Antiproliferative effects of 4′, 5′-unsaturated adenine nucleosides on leukemia L 1210 cells in vitro

    • B. Sheid
    • L. M. Lerner
    • E. Gaetjens

    Research Articles Pages: 729 - 730

14. Interaction of salicylate and noise results in mortality of rats

    • J. F. Brennan
    • P. J. Jastreboff

    Research Articles Pages: 731 - 734

15. GABA-A-mediated gastrin release induced by baclofen in the isolated vascularly perfused rat stomach

    • M. Del Tacca
    • C. Blandizzi
    • A. Della Longa

    Research Articles Pages: 734 - 736

16. Antiarrhythmic peptide has no direct cardiac actions

    • T. Argentieri
    • E. Cantor
    • J. R. Wiggins

    Research Articles Pages: 737 - 738

17. Lesions in suprachiasmatic nuclei simulate effects of pinealectomy on prolactin release in ovariectomized and sulpiride-treated female rats

    • D. Acuña
    • B. Fernandez
    • J. L. Castillo

    Research Articles Pages: 739 - 742

18. Gradient distribution pattern of muscarinic receptors in N1E 115 mouse neuroblastoma cells

    • N. H. Fraeyman
    • M. -A. Buyse

    Research Articles Pages: 742 - 747

19. Increased susceptibility to lipid peroxidation in skeletal muscles of dystrophic hamsters

    • A. Salminen
    • M. Kihlström

    Research Articles Pages: 747 - 749

20. In situ demonstration of the activity of 3β-hydroxysteroid dehydrogenase on steroid hormone secreting cells within the paraaortic lymph nodes of golden hamster

    • K. Tohya
    • R. Sugata
    • M. Kimura

    Research Articles Pages: 750 - 753

21. Effect of human serum on alkaline phosphatase induction in cultured human tumor cells

    • F. Herz

    Research Articles Pages: 753 - 755

22. Studies onHolothuria polii (Echinodermata) antibacterial proteins. I. Evidence for and activity of a coelomocyte lysozyme

    • C. Canicatti
    • Ph. Roch

    Research Articles Pages: 756 - 759

23. Necessity of adjuvants for inducing effective antibody response to zona pellucida antigens

    • P. Bhatnagar
    • S. Sehgal
    • B. S. Dunbar

    Research Articles Pages: 759 - 762

24. Suppression of phytohemagglutinin induced splenocyte proliferation during concurrent infection withEimeria nieschulzi andNippostrongylus brasiliensis

    • J. R. Bristol
    • S. J. Upton
    • E. D. Rael

    Research Articles Pages: 762 - 763

25. Age distribution of circulatingα-interferon

    • S. Shiozawa
    • K. Shiozawa
    • T. Fujita

    Research Articles Pages: 764 - 765

26. Genetic structure and division of labor in honeybee societies

    • N. W. Calderone
    • G. E. Robinson
    • R. E. Page Jr

    Research Articles Pages: 765 - 767

27. Cadmium effects and biochemical status in hamsters following acute exposure in late gestation

    • D. P. Hanlon
    • V. H. Ferm

    Research Articles Pages: 767 - 770

28. An immune response-dependent mechanism for the vertical transmission of an entomopathogen

    • A. Warburg
    • K. Ostrovska

    Research Articles Pages: 770 - 772

29. Preliminary results on the action of a plant growth regulator (Ethrel) in reducing the attack ofPrays oleae Bern. on olive fruits

    • P. Ramos
    • J. M. Ramos

    Research Articles Pages: 773 - 774

30. Long-term memory in territorial grasshoppers

    • M. D. Greenfield
    • E. Alkaslassy
    • T. E. Shelly

    Research Articles Pages: 775 - 777

31. Regulatory steps in sex pheromone biosynthesis inMamestra brassicae L. (Lepidoptera: Noctuidae)

    • H. J. Bestmann
    • M. Herrig
    • M. Hupe

    Research Articles Pages: 778 - 781

32. 9-Methyl-7-bromoeudistomin D, a potent inducer of calcium release from sarcoplasmic reticulum of skeletal muscle

    • J. Kobayashi
    • M. Ishibashi
    • Y. Ohizumi

    Research Articles Pages: 782 - 783

33. Announcements

    Announcement Pages: 784 - 784

34. Correction

    Erratum Pages: 784 - 784