1. The thorium-series in cigarettes and in lungs of smokers

   • G. Joyet

   Specialia 01 January 1971 Pages: 85 - 89

2. Therapy of chemically induced skin tumors of mice with vitamin a palmitate and vitamin a acid

   • W. Bollag

   Specialia 01 January 1971 Pages: 90 - 92

3. Interaction of lead with erythrocytes

   • D. Barltrop
   • A. Smith

   Specialia 01 January 1971 Pages: 92 - 93

4. Degradation of IgG3 monoclonal proteins during storage and in the presence of a thiol (dl-penicillamine)

   • G. Virella

   Specialia 01 January 1971 Pages: 94 - 96

5. Immunological adjuvants IV. Relationship between adjuvant activity and antigenicity in mycobacterial adjuvant

   • T. Ishibashi
   • A. Tanaka
   • T. Koga

   Specialia 01 January 1971 Pages: 96 - 97

6. Genetic control of rye endosperm proteins

   • K. W. Shepherd
   • A. C. Jennings

   Specialia 01 January 1971 Pages: 98 - 99

7. Modes of variation in alcohol dehydrogenase inDrosophila melanogaster

   • John B. Gibson
   • Ruth Miklovich

   Specialia 01 January 1971 Pages: 99 - 100

8. Formation of buds in leaves ofAtropa belladonna L. in the in vitro culture

   • M. Zenkteler

   Specialia 01 January 1971 Pages: 101 - 101

9. Assembling and alerting scents produced by the bedbugCimex lectularius L.

   • H. Z. Levinson
   • Anna R. Bar Ilan

   Specialia 01 January 1971 Pages: 102 - 103

10. l-Isoleucine: An inducer of the feeding response in decapod crustaceans

    • Marguerite M. Kay

    Specialia 01 January 1971 Pages: 103 - 104

11. Parallel evolution of multiple sex-chromosome systems in the phyllostomatid bats,Carollia andChoeroniscus

    • J. L. Patton
    • A. L. Gardner

    Specialia 01 January 1971 Pages: 105 - 106

12. On the functions of intracellular symbiotes ofSitophilus oryzae linn

    • K. Dang-Gabrani

    Specialia 01 January 1971 Pages: 107 - 107

13. Testosterone, epitestosterone and androstenedione in the pollen of scotch pineP. silvestris L.

    • M. Šaden-Krehula
    • M. Tajić
    • D. Kolbah

    Specialia 01 January 1971 Pages: 108 - 109

14. Interaction of glutaraldehyde with some micro-organisms

    • T. J. Munton
    • A. D. Russell

    Specialia 01 January 1971 Pages: 109 - 110

15. Vital staining of neurosecretory material with acridine orange in the insect,Periplaneta americana

    • T. M. Beattie

    Specialia 01 January 1971 Pages: 110 - 111

16. Dosage de la noradrénaline, de la dopamine et de l'acide dihydroxyphénylacétique dans certains noyaux du cerveau de Rat

    • J. Gérardy
    • N. Quinaux
    • A. Dresse

    Specialia 01 January 1971 Pages: 112 - 113

17. Ein abstimmbarer Verstärker zur Aufnahme von Insektenstimmen

    • R. Wilhelm
    • W. Kutsch

    Specialia 01 January 1971 Pages: 113 - 114

18. A new small molecular tracer for permeability studies with the electron microscope

    • M. Brayser
    • J. R. Casley-Smith
    • B. Green

    Specialia 01 January 1971 Pages: 115 - 116

19. A method for studying the ultrastructure of intercellular contacts in leukocyte cultures

    • P. M. Elias
    • L. Ornstein
    • J. H. Robbins

    Specialia 01 January 1971 Pages: 116 - 118

20. Méthode de séparation des diverses classes d'ARN par électrophorèse sur gel de polyacrylamide en plaques

    • R. Jalouzot

    Specialia 01 January 1971 Pages: 118 - 120

21. Congressus

    Specialia 01 January 1971 Pages: 120 - 120

22. International cell research organization (ICRO)

    Specialia 01 January 1971 Pages: 120 - 120