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Volume 72(7);  July 1975
The cover of the journal
Observational validation of the chronometric cosmology: I. Preliminaries and the redshift-magnitude relation
I. E. Segal
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2473–2477.
PMCID: PMC432789
Iron-sulfur clusters II: Kinetics of ligand exchange studied on a water-soluble Fe4S4(SR)4n- cluster
Robert C. Job and Thomas C. Bruice
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2478–2482.
PMCID: PMC432790
Antigen mobility in membranes and complement-medical immune attack.
G M Humphires and H M McConnell
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2483–2487.
PMCID: PMC432791
Paleopleurocapsa wopfnerii gen. et sp. nov.: A Late Precambrian alga and its modern counterpart
Andrew H. Knoll, Elso S. Barghoorn, and Stjepko Golubić
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2488–2492.
PMCID: PMC432792
Dedekind's η-function and the cohomology of infinite dimensional Lie algebras
Howard Garland
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2493–2495.
PMCID: PMC432793
Well-posed inverse spectral problems
Harry Hochstadt
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2496–2497.
PMCID: PMC432794
Infinitesimal generators and quasi-units in potential theory
Maynard Arsove and Heinz Leutwiler
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2498–2500.
PMCID: PMC432795
Attraction of the oriental fruit fly, Dacus dorsalis, to methyl eugenol and related olfactory stimulants.
R L Metcalf, W C Mitchell, T R Fukuto, and E R Metcalf
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2501–2505.
PMCID: PMC432796
In vivo and in vitro phosphorylation of DNA-dependent RNA polymerase of Escherichia coli by bacteriophage-T7-induced protein kinase.
W Zillig, H Fujiki, W Blum, D Janeković, M Schweiger, H Rahmsdorf, H Ponta, and M Hirsch-Kauffmann
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2506–2510.
PMCID: PMC432797
Region of immunoglobulin light-chain mRNA transcribed into complementary DNA by RNA-dependent DNA polymerase of avian myeloblastosis virus.
I Schechter
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2511–2514.
PMCID: PMC432798
Preparation and microbial decomposition of synthetic [14C]ligins.
T K Kirk, W J Connors, R D Bleam, W F Hackett, and J G Zeikus
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2515–2519.
PMCID: PMC432799
Interaction of cholera toxin and membrane GM1 ganglioside of small intestine.
J Holmgren, I Lönnroth, J Månsson, and L Svennerholm
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2520–2524.
PMCID: PMC432800
Modification of the 5'-terminus of mRNA by soluble guanylyl and methyl transferases from vaccinia virus.
M J Ensinger, S A Martin, E Paoletti, and B Moss
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2525–2529.
PMCID: PMC432801
Extraction of Renilla-type luciferin from the calcium-activated photoproteins aequorin, mnemiopsin, and berovin.
W W Ward and M J Cormier
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2530–2534.
PMCID: PMC432802
Specific binding of tryptophan transfer RNA to avian myeloblastosis virus RNA-dependent DNA polymerase (reverse transcriptase).
A Panet, W A Haseltine, D Baltimore, G Peters, F Harada, and J E Dahlberg
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2535–2539.
PMCID: PMC432803
Transformation by polyoma virus alters expression of a cell mutation affecting cycle traverse.
S J Burstin and C Basilico
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2540–2544.
PMCID: PMC432804
Coupled in vitro transcription and translation of vesicular stomatitis virus messenger RNA.
M Breindl and J J Holland
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2545–2549.
PMCID: PMC432805
Characterization of purified DNA-relaxing enzyme from human tissue culture cells.
W Keller
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2550–2554.
PMCID: PMC432806
Site-specific cleavage of single-stranded DNA by a Hemophilus restriction endonuclease.
K Horiuchi and N D Zinder
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2555–2558.
PMCID: PMC432807
3'-Terminal nucletide sequence (n equals 361) of bacteriophage MS2 RNA.
A Vandenberghe, W Min Jou, and W Fiers
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2559–2562.
PMCID: PMC432808
Homology and relationship between the genomes of papovaviruses, BK virus and simian virus 40.
G Khoury, P M Howley, C Garon, M F Mullarkey, K K Takemoto, and M A Martin
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2563–2567.
PMCID: PMC432809
Crosslinking and labeling of membrane proteins by transglutaminase-catalyzed reactions.
A Dutton and S J Singer
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2568–2571.
PMCID: PMC432810
Cholera toxin activation of adenylate cyclase in cancer cell membrane fragments.
M W Bitensky, M A Wheeler, H Mehta, and N Miki
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2572–2576.
PMCID: PMC432811
Amino-acid sequence of activation cleavage site in plasminogen: homology with "pro" part of prothrombin.
L Sottrup-Jensen, M Zajdel, H Claeys, T E Petersen, and S Magnusson
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2577–2581.
PMCID: PMC432812
Proton nuclear magnetic resonance of spin-labeled Escherichia coli tRNAf1MET.
W E Daniel, Jr and M Cohn
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2582–2586.
PMCID: PMC432813
RNAs of simian virus 40 in productively infected monkey cells: kinetics of formation and decay in enucleate cells.
Y Aloni, M Shani, and Y Reuveni
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2587–2591.
PMCID: PMC432814
Oxygen exchange in the gamma-phosphoryl group of protein-bound ATP during Mg2+-dependent adenosine triphosphatase activity of myosin.
C R Bagshaw, D R Trentham, R G Wolcott, and P D Boyer
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2592–2596.
PMCID: PMC432815
Interaction of f1 histone with superhelical DNA.
T Vogel and M F Singer
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2597–2600.
PMCID: PMC432816
Metabolic pathways of 7,12-dimethylbenz[a]anthracene in hepatic microsomes.
S K Yang and W V Dower
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2601–2605.
PMCID: PMC432817
Molecular orbital studies of enzyme activity: I: Charge relay system and tetrahedral intermediate in acylation of serine proteinases.
S Scheiner, D A Kleier, and W N Lipscomb
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2606–2610.
PMCID: PMC432818
Methylation of messenger RNA of Newcastle disease virus in vitro by a virion-associated enzyme.
R J Colonno and H O Stone
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2611–2615.
PMCID: PMC432819
Functional arginyl residues as ATP binding sites of glutamine synthetase and carbamyl phosphate synthetase.
S G Powers and J F Riordan
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2616–2620.
PMCID: PMC432820
Sulfonamide resistance mechanism in Escherichia coli: R plasmids can determine sulfonamide-resistant dihydropteroate synthases.
E M Wise, Jr and M M Abou-Donia
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2621–2625.
PMCID: PMC432821
An octamer of histones in chromatin and free in solution.
J O Thomas and R D Kornberg
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2626–2630.
PMCID: PMC432822
Separation of "estrogen-induced" protein from phosphoprotein phosphatase activity of immature rat uterus.
A M Kaye, M D Walker, and D Sömjen
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2631–2634.
PMCID: PMC432823
Isolation of a cationic polypeptide from human serum that stimulates proliferation of 3T3 cells.
H N Antoniades, D Stathakos, and C D Scher
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2635–2639.
PMCID: PMC432824
Minimal requirements for template recognition by bacteriophage Qβ replicase: Approach to general RNA-dependent RNA synthesis
Bernd Küppers and Manfred Sumper
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2640–2643.
PMCID: PMC432825
Association of mouse liver adenosine 3':5'-cyclic monophosphate (cyclic AMP) levels with histocompatibility-2 genotype.
D Meruelo and M Edidin
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2644–2648.
PMCID: PMC432826
Release of (oligo) peptidyl-tRNA from ribosomes by erythromycin A.
T Otaka and A Kaji
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2649–2652.
PMCID: PMC432827
Relationship of the first step in protein synthesis to ppGpp: formation of A(5')ppp(5')Gpp.
E Rapaport, S K Svihovec, and P C Zamecnik
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2653–2657.
PMCID: PMC432828
Apparent dependence of interactions between cytochrome b5 and cytochrome b5 reductase upon translational diffusion in dimyristoyl lecithin liposomes.
P Strittmatter and M J Rogers
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2658–2661.
PMCID: PMC432829
Solid tumor models for the assessment of different treatment modalities: I. Radiation-induced changes in growth rate characteristics of a solid tumor model.
W B Looney, J S Trefil, J C Schaffner, C J Kovacs, and H A Hopkins
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2662–2666.
PMCID: PMC432830
Protein-water interaction studied by solvent 1H, 2H, and 17O magnetic relaxation.
S H Koenig, K Hallenga, and M Shporer
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2667–2671.
PMCID: PMC432831
Absence of histone F1 in a mitotically dividing, genetically inactive nucleus.
M A Gorovsky and J B Keevert
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2672–2676.
PMCID: PMC432832
Follicle-stimulating hormone stimulates estradiol-17beta synthesis in cultured Sertoli cells.
J H Dorrington and D T Armstrong
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2677–2681.
PMCID: PMC432833
Hemoglobin synthesis in somatic cell hybrids: coexpression of mouse with human or chinese hamster globin genes in interspecific somatic cell hybrids of mouse erythroleukemia cells.
A Deisseroth, J Barker, W F Anderson, and Nienhuis
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2682–2686.
PMCID: PMC432834
Appearance of smaller mannosyl-glycopeptides on the surface of a human cell transformed by simian virus 40.
C Ceccarini
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2687–2690.
PMCID: PMC432835
Chromatin architecture: investigation of a subunit of chromatin by dark field electron microscopy.
J P Langmore and J C Wooley
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2691–2695.
PMCID: PMC432836
Association of high-molecular-weight proteins with microtubules and their role in microtubule assembly in vitro.
D B Murphy and G G Borisy
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2696–2700.
PMCID: PMC432837
Origin of hemopoietic stem cells in embryonic bursa of Fabricius and bone marrow studied through interspecific chimeras.
N M Le Douarin, E Houssaint, F V Jotereau, and M Belo
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2701–2705.
PMCID: PMC432838
Microfibril assembly by granules of chitin synthetase.
J Ruiz-Herrera, V O Sing, W J Van der Woude, and S Bartnicki-Garcia
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2706–2710.
PMCID: PMC432839
Establishment of tight junctions between epithelial cells.
A J Hudspeth
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2711–2713.
PMCID: PMC432840
New histones found in mature mammalian testes.
A Shires, M P Carpenter, and R Chalkley
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2714–2718.
PMCID: PMC432841
Biosynthesis of delta-aminolevulinic acid from the intact carbon skeleton of glutamic acid in greening barley.
S I Beale, S P Gough, and S Granick
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2719–2723.
PMCID: PMC432842
Initiation of cell proliferation in cultured mouse fibroblasts by prostaglandin F2alpha.
L J De Asua, D Clingan, and P S Rudland
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2724–2728.
PMCID: PMC432843
Myogenesis of avian striated muscle in vitro: role of collagen in myofiber formation.
G De la Haba, H M Kamali, and D M Tiede
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2729–2732.
PMCID: PMC432844
Feedback dynamics analysis of secondary successional transients in ecosystems.
L T Gutierrez and W R Fey
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2733–2737.
PMCID: PMC432845
Conditional-lethal mutations that suppress genetic defects in morphogenesis by altering structural proteins.
J Jarvik and D Botstein
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2738–2742.
PMCID: PMC432846
Cluster of genes in Escherichia coli for ribosomal proteins, ribosomal RNA, and RNA polymerase subunits.
L Lindahl, S R Jaskunas, P P Dennis, and M Nomura
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2743–2747.
PMCID: PMC432847
On the question of the integration of exogenous bacterial DNA into plant DNA.
A Kleinhofs, F C Eden, M D Chilton, and A J Bendich
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2748–2752.
PMCID: PMC432848
Inducible error-prone repair in Escherichia coli.
S G Sedgwick
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2753–2757.
PMCID: PMC432849
Interlocus variation of genetic distance and the neutral mutation theory.
M Nei and Y Tateno
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2758–2760.
PMCID: PMC432850
Distribution of allelic frequencies in a finite population under stepwise production of neutral alleles.
M Kimura and T Ota
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2761–2764.
PMCID: PMC432851
New chromosomal location for structural genes of ribosomal proteins.
R J Watson, J Parker, N P Fiil, J G Flaks, and J D Friesen
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2765–2769.
PMCID: PMC432852
A bacterial mutation blocking P2 phage late gene expression.
M G Sunshine and B Sauer
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2770–2774.
PMCID: PMC432853
Antigen-induced conformational changes in antibodies and their Fab fragments studied by circular polarization of fluorescence.
J Schlessinger, I Z Steinberg, D Givol, J Hochman, and I Pecht
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2775–2779.
PMCID: PMC432854
Lysis of leukemia cells by spleen cells of normal mice.
J M Zarling, R C Nowinski, and F H Bach
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2780–2784.
PMCID: PMC432855
Evolutionary and structural influences on light chain constant (CL) region of human and mouse immunoglobulins.
E A Kabat, E A Padlan, and D R Davies
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2785–2788.
PMCID: PMC432856
Interaction of lymphocytes with lipid bilayer membranes: a model for lymphocyte-mediated lysis of target cells.
P Henkart and R Blumenthal
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2789–2793.
PMCID: PMC432857
Transformation of cultured human embryonic fibroblasts by oncornavirus-like particles released from a human carcinoma cell line.
H Balabanova, M Kotler, and Y Becker
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2794–2798.
PMCID: PMC432858
Methylmalonicacidemia: biochemical heterogeneity in defects of 5'-deoxyadenosylcobalamin synthesis.
M J Mahoney, A C Hart, V D Steen, and L E Rosenberg
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2799–2803.
PMCID: PMC432859
Oncornavirus-like particles from cultured bone marrow cells preceding leukemia and malignant histiocytosis.
G J Vosika, W Krivit, J M Gerrard, P F Coccia, M E Nesbit, J J Coalson, and B J Kennedy
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2804–2808.
PMCID: PMC432860
Fetal mouse hearts: a model for studying ischemia.
J S Ingwall, M DeLuca, H D Sybers, and K Wildenthal
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2809–2813.
PMCID: PMC432861
Ontogenesis of a biological clock for serotonin:acetyl coenzyme A N-acetyltransferase in pineal gland of rat.
T Deguchi
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2814–2818.
PMCID: PMC432862
Somnolence, akinesia, and sensory activation of motivated behavior in the lateral hypothalamic syndrome.
D R Levitt and P Teitelbaum
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2819–2823.
PMCID: PMC432863
Individual odor differences and their social functions in insects.
E M Barrows, W J Bell, and C D Michener
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2824–2828.
PMCID: PMC432864
Slow growth rate of a deep-sea clam determined by 228Ra chronology.
K K Turekian, J K Cochran, D P Kharkar, R M Cerrato, J R Vaisnys, H L Sanders, J F Grassle, and J A Allen
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2829–2832.
PMCID: PMC432865
Corrections
Active transport of calcium in inverted vesicles of Escherichia coli
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2833.
PMCID: PMC432866
Corrects: Barry P. Rosen, et al. Active Transport of Calcium in Inverted Membrane Vesicles of Escherichia coli. Proc Natl Acad Sci U S A. 1974 December; 71(12): 5042–5046.
Immunoreactive somatostatin is present in discrete cells of the endocrine pancreas
Proc Natl Acad Sci U S A. 1975 July; 72(7): 2833.
PMCID: PMC432867
Corrects: M P Dubois. Immunoreactive somatostatin is present in discrete cells of the endocrine pancreas. Proc Natl Acad Sci U S A. 1975 April; 72(4): 1340–1343.
Journal Matter
Original table of contents page
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