1. 9-α-hydroxyparthenolide, a novel antitumor sesquiterpene lactone from Anvillea garcini (Burm.) DC¹

   • R. L. Tyson
   • C. -j. Chang
   • J. M. Cassady

   Specialia 15 May 1981 Pages: 441 - 442

2. Linderazulene, a new naturally occurring pigment from the gorgonian Paramuricea chamaeleon

   • S. Imre
   • R. H. Thomson
   • B. Yalhi

   Specialia 15 May 1981 Pages: 442 - 443

3. Studies on the inactivation of glyceraldehyde-3-phosphate dehydrogenase by methylglyoxal

   • G. Leoncini
   • M. Maresca
   • A. Bonsignore

   Specialia 15 May 1981 Pages: 443 - 444

4. Induction and development of mouse liver glutathione S-transferase activity

   • D. Dale Shoemaker
   • D. D. Dietrick
   • R. L. Cysyk

   Specialia 15 May 1981 Pages: 445 - 446

5. The inhibition of cathepsin B by plasma haptoglobin biochemistry (enzymes, metabolism)

   • N. A. Kalsheker
   • A. R. Bradwell
   • D. Burnett

   Specialia 15 May 1981 Pages: 447 - 448

6. Effect of spike disease on the 5′-and 3′-nucleotidase activities in sandal plants

   • K. Parthasarathi
   • C. R. Rangaswamy

   Specialia 15 May 1981 Pages: 448 - 449

7. Enhancement of lipid peroxidation in rat brain mitochondria by polyamines

   • P. Thyagarajan

   Specialia 15 May 1981 Pages: 449 - 451

8. On the production of 12α-hydroxysteroid dehydrogenase fromClostridium group P, strain C48-50 ATCC 29733

   • I. A. Macdonald

   Specialia 15 May 1981 Pages: 451 - 452

9. Deoxyribonuclease immobilized on the erythrocytes

   • T. Kitao
   • Y. Kitao
   • K. Hattori

   Specialia 15 May 1981 Pages: 452 - 453

10. Tissue survey of mammalian modulator-dependent protein kinases

    • W. N. Kuo

    Specialia 15 May 1981 Pages: 453 - 454

11. Development of nucleoside phosphotransferase activity in the cerebral hemispheres of embryonal and adult chick

    • Renza Vento
    • G. Taibi
    • G. Tesoriere

    Specialia 15 May 1981 Pages: 455 - 456

12. Protein degradation in human T-lymphocytes

    • E. Knecht
    • J. Renau-Piqueras
    • S. Grisolía

    Specialia 15 May 1981 Pages: 456 - 457

13. Correction of the anomalous electrophoretic behavior of ribonuclease A

    • J. M. Thomas
    • M. E. Hodes

    Specialia 15 May 1981 Pages: 457 - 459

14. Properties of γ-glutamyltranspeptidase, and glutathione levels in rat mammary gland

    • J. Puente
    • A. M. Martínez
    • M. Sapag-Hagar

    Specialia 15 May 1981 Pages: 459 - 460

15. Inhibition of rat liver glutamine synthetase by phosphonic analogues of glutamic acid

    • B. Lejczak
    • H. Starzemska
    • P. Mastalerz

    Specialia 15 May 1981 Pages: 461 - 462

16. Effect of cholinesterase on the chemiluminescence of luminol

    • E. Kunec-Vajić

    Specialia 15 May 1981 Pages: 462 - 463

17. Selection at the Adh locus inDrosophila melanogaster: Adult survivorship-mortality in response to ethanol

    • S. M. Anderson
    • J. F. McDonald
    • M. Santos

    Specialia 15 May 1981 Pages: 463 - 464

18. Light dependent mating inhibition in the white-eye mutant of Drosophila pseudoobscura

    • Denise DeJianne
    • Anita Pruzan-Hotchkiss
    • J. Grossfield

    Specialia 15 May 1981 Pages: 465 - 466

19. Insulin can completely replace serum inDrosophila melanogaster cell cultures in vitro

    • Giuliana Mosna

    Specialia 15 May 1981 Pages: 466 - 467

20. Q-banding and A-T rich DNA inOrnithogalum montanum (Liliaceae)

    • P. Barsanti
    • T. Marazia
    • F. Maggini

    Specialia 15 May 1981 Pages: 467 - 468

21. Measurement of inducedβ-galactosidase activity in intact cells ofStreptomyces species

    • J. Sánchez
    • M. E. Arias
    • C. Hardisson

    Specialia 15 May 1981 Pages: 469 - 469

22. Stimulation of sporulation by ppApp in a conditionally asporogenous rifampin-resistant mutant of Bacillus subtilis

    • P. P. T. Pun
    • D. W. Pennington

    Specialia 15 May 1981 Pages: 470 - 472

23. Biosynthesis of roquefortine and 3,12-dihydroroquefortine by the culture Penicillium farinosum

    • A. G. Kozlovsky
    • T. F. Solovieva
    • G. K. Skryabin

    Specialia 15 May 1981 Pages: 472 - 473

24. Interaction of basic dyes with the thiamine transport system in Saccharomyces cerevisiae

    • A. Iwashima
    • H. Nishino
    • H. Nishimura

    Specialia 15 May 1981 Pages: 473 - 474

25. Transfilter associations of nonleguminous plants with rhizobia: Channelling of N₂ fixed by rhizobia into the nitrogen-metabolism ofPortulaca grandiflora callus tissues

    • D. Hess
    • B. Lustig

    Specialia 15 May 1981 Pages: 475 - 476

26. Nonrandom association of acrocentric chromosomes in human epithelial cells

    • J. G. Delinassios
    • I. Voloudakis-Baltatzis
    • J. Garas

    Specialia 15 May 1981 Pages: 476 - 478

27. Kaurene biosynthesis in intactPhaseolus coccineus suspensors

    • N. Ceccarelli
    • R. Lorenzi
    • A. Alpi

    Specialia 15 May 1981 Pages: 478 - 478

28. Homology of L-gulonolactone oxidase of species belonging to Mammalia, Aves, and Amphibia

    • M. Nishikimi
    • N. Yamauchi
    • K. Yagl

    Specialia 15 May 1981 Pages: 479 - 480

29. The effect of calcitonin on calcium uptake in mouse molars in vitro

    • L. W. Kline

    Specialia 15 May 1981 Pages: 480 - 481

30. Open field locomotion by zinc deficient adult male mice

    • N. E. Erlick
    • E. D. Engel
    • R. H. Davis

    Specialia 15 May 1981 Pages: 481 - 482

31. Thermogenic response as the function of extravascular influx of infused noradrenaline

    • J. Mejsnar
    • E. Jirák

    Specialia 15 May 1981 Pages: 482 - 483

32. The influence of different host plants on some biological aspects ofHeliothis armigera (Hub.)

    • M. H. Mansour
    • A. E. Aboul-Nasr
    • N. Y. Salem

    Specialia 15 May 1981 Pages: 484 - 485

33. Mechanism of intercellular synchronization in the rabbit sinus node

    • W. Tuganowski
    • P. Kopeć
    • W. Tarnowski

    Specialia 15 May 1981 Pages: 485 - 487

34. Liminal gastrin does not activate rat stomach histidine decarboxylase

    • J. Hedenbro
    • M. Ekelund
    • S. Vallgren

    Specialia 15 May 1981 Pages: 487 - 488

35. Effect of sudden reductions of the arterial blood pressure on the mean diastolic coronary resistance

    • D. Gattulo
    • G. Losano
    • G. Vacca

    Specialia 15 May 1981 Pages: 488 - 489

36. ³H-Spiroperidol binding to striatal membranes of mutant Han-Wistar rats which exhibit spastic paresis

    • K. Golombiowska-Nikitin
    • K. -H. Sontag
    • N. N. Osborne

    Specialia 15 May 1981 Pages: 490 - 491

37. The acute effects of sulpiride on the central dopamine turnover in rats: A quantitative histochemical study

    • M. Yoshida
    • H. Yokoo
    • K. Inanaga

    Specialia 15 May 1981 Pages: 491 - 492

38. Decrease in [³H]ouabain binding sites in heart and brain from spontaneously hypertensive rats

    • R. Gheyouche
    • A. Uzan
    • M. Corgier

    Specialia 15 May 1981 Pages: 492 - 493

39. 3-Hydroxy-4-methoxyphenethylamine, the cardioactive constituent of a soft coral

    • R. P. Gregson
    • R. R. Lohr
    • R. J. Quinn

    Specialia 15 May 1981 Pages: 493 - 494

40. Increased vascular prostacyclin activity in rats after endotoxin administration

    • S. Villa
    • G. de Gaetano
    • N. Semeraro

    Specialia 15 May 1981 Pages: 494 - 495

41. Inhibitory action of bradykinin on release of the adrenergic transmitter in the isolated lapine kidney

    • K. U. Malik
    • A. Nasjletti

    Specialia 15 May 1981 Pages: 496 - 497

42. The effect of dietary fibre on⁸⁵Sr and⁴⁷Ca absorption in infant rats

    • B. Momčilović
    • Nevenka Gruden

    Specialia 15 May 1981 Pages: 498 - 499

43. Effect of substitution of glycine by D- or L-alanine on the activity of the C-terminal hexapeptide analogue of substance P on isolated guinea-pig ileum

    • A. W. Lipkowski
    • Stefania Drabarek
    • B. Sadowski

    Specialia 15 May 1981 Pages: 499 - 500

44. Velocity sedimentation of tumor cells: A comparison of methods

    • C. P. Sigdestad
    • D. J. Grdina

    Specialia 15 May 1981 Pages: 501 - 502

45. Ciliary structures in the branchial unicellular glands of the grass shrimp, Palaemonetes pugio

    • D. G. Doughtie
    • K. R. Rao

    Specialia 15 May 1981 Pages: 502 - 504

46. Changes in immune reactivity during growth of an adenovirus 12-induced transplantable tumour in CBA mice

    • Veronica Britten
    • J. C. E. Underwood

    Specialia 15 May 1981 Pages: 504 - 505

47. A morphological study of delayed muscle soreness

    • J. Fridén
    • M. Sjöström
    • B. Ekblom

    Specialia 15 May 1981 Pages: 506 - 507

48. Fluorescein-concanavalin A conjugates distinguish between normal and malignant human cells: A preliminary report

    • C. J. Louis
    • R. G. Wyllie

    Specialia 15 May 1981 Pages: 508 - 509

49. Ultrastructural localization of glucose 6-phosphatase activity in the cells of the epididymis of the mouse

    • K. Kanai
    • M. Asada-Kubota
    • S. Kanamura

    Specialia 15 May 1981 Pages: 509 - 511

50. Cimetidine prevents the induction of unresponsiveness by feeding T-dependent antigens

    • M. Pinto
    • Hanna Herzberg

    Specialia 15 May 1981 Pages: 511 - 512