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Volume 78(4);  April 1981
The cover of the journal
Large-scale flow generation in turbulent convection
Ruby Krishnamurti and Louis N. Howard
Proc Natl Acad Sci U S A. 1981 April; 78(4): 1981–1985.
PMCID: PMC319265
Finite-time thermodynamics: Engine performance improved by optimized piston motion
Michael Mozurkewich and R. S. Berry
Proc Natl Acad Sci U S A. 1981 April; 78(4): 1986–1988.
PMCID: PMC319266
Seismology and geodesy of the sun: Low-frequency oscillations
R. H. Dicke
Proc Natl Acad Sci U S A. 1981 April; 78(4): 1989–1993.
PMCID: PMC319267
Spectrophotometry of H II regions in the spiral galaxy M101
K. E. Sedwick and L. H. Aller
Proc Natl Acad Sci U S A. 1981 April; 78(4): 1994–1997.
PMCID: PMC319268
13C NMR chemical shift correlations in application of “tool of increasing electron demand” to stable long-lived carbocations: Comprehensive evaluation
George A. Olah, Arthur L. Berrier, and G. K. Surya Prakash
Proc Natl Acad Sci U S A. 1981 April; 78(4): 1998–2002.
PMCID: PMC319269
Oxidation of phenylhydroxylamine in aqueous solution: a model for study of the carcinogenic effect of primary aromatic amines.
A R Becker and L A Sternson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2003–2007.
PMCID: PMC319270
Picosecond primary photoprocesses of bilirubin bound to human serum albumin.
B I Greene, A A Lamola, and C V Shank
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2008–2012.
PMCID: PMC319271
On the density matrix approach of intramolecular relaxation processes
S. H. Lin and H. Eyring
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2013–2016.
PMCID: PMC319272
Photosensitized electron transport across lipid vesicle walls: Enhancement of quantum yield by ionophores and transmembrane potentials
Colja Laane, William E. Ford, John W. Otvos, and Melvin Calvin
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2017–2020.
PMCID: PMC319273
New reactions and theory in organic photochemistry: The 1,3-vinyl migration and its relevance to exchange integral control
Howard E. Zimmerman, John H. Penn, and Mark R. Johnson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2021–2025.
PMCID: PMC319274
Method for constructing bijections for classical partition identities
A. M. Garsia and S. C. Milne
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2026–2028.
PMCID: PMC319275
Relaxation processes for a three-wave interaction model
James D. Meiss and Kenneth M. Watson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2029–2032.
PMCID: PMC319276
Phagocytosis of carbohydrate-modified phospholipid vesicles by macrophage.
P S Wu, G W Tin, and J D Baldeschwieler
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2033–2037.
PMCID: PMC319277
Hormone-responsive expression of an endogenous proviral gene of mouse mammary tumor virus after molecular cloning and gene transfer into cultured cells.
N E Hynes, N Kennedy, U Rahmsdorf, and B Groner
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2038–2042.
PMCID: PMC319278
Identification and purification of the Lon+ (capR+) gene product, a DNA-binding protein
Barbara A. Zehnbauer, Edward C. Foley, Gordon W. Henderson, and Alvin Markovitz
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2043–2047.
PMCID: PMC319279
Saturable acetylcholine transport into purified cholinergic synaptic vesicles.
D M Michaelson and I Angel
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2048–2052.
PMCID: PMC319280
Multiple sites on prostaglandin cyclooxygenase are determinants in the action of nonsteroidal antiinflammatory agents.
J L Humes, C A Winter, S J Sadowski, and F A Kuehl, Jr
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2053–2056.
PMCID: PMC319281
Analysis of avian myeloblastosis viral RNA and in vitro synthesis of proviral DNA.
R A Schulz, J G Chirikjian, and T S Papas
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2057–2061.
PMCID: PMC319282
Nucleotide sequence of the 26S mRNA of Sindbis virus and deduced sequence of the encoded virus structural proteins.
C M Rice and J H Strauss
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2062–2066.
PMCID: PMC319283
On the mechanism of actomyosin ATPase from fast muscle.
C F Midelfort
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2067–2071.
PMCID: PMC319284
Selection for animal cells that express the Escherichia coli gene coding for xanthine-guanine phosphoribosyltransferase.
R C Mulligan and P Berg
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2072–2076.
PMCID: PMC319285
Abelson murine leukemia virus: molecular cloning of infectious integrated proviral DNA.
A Srinivasan, E P Reddy, and S A Aaronson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2077–2081.
PMCID: PMC319286
Molecular rulers for measuring RNA structure: sites of crosslinking in chlorambucilyl-phenylalanyl-tRNAPhe (yeast) and chlorambucilyl-pentadecaprolyl-phenylalanyl-tRNAPhe (yeast) intramolecularly crosslinked in aqueous solution.
E Wickstrom, L S Behlen, M A Reuben, and P R Ainpour
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2082–2085.
PMCID: PMC319287
Covalent crosslinking of human chorionic gonadotropin to its receptor in rat testes.
R V Rebois, F Omedeo-Sale, R O Brady, and P H Fishman
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2086–2089.
PMCID: PMC319288
Vesicular stomatitis virus defective interfering particle containing a muted internal leader RNA gene.
J D Keene, I M Chien, and R A Lazzarini
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2090–2094.
PMCID: PMC319289
The nucleotide sequence surrounding the replication terminus of R6K.
D Bastia, J Germino, J H Crosa, and J Ram
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2095–2099.
PMCID: PMC319290
recA protein promotes homologous-pairing and strand-exchange reactions between duplex DNA molecules.
S C West, E Cassuto, and P Howard-Flanders
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2100–2104.
PMCID: PMC319291
Translation of phenylalanine hydroxylase-specific mRNA in vitro: evidence for pretranslational control by glucocorticoids.
F Chiappelli, D F Haggerty, M Lynch, and G Popják
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2105–2109.
PMCID: PMC319292
Amplification of the metallothionein-I gene in cadmium-resistant mouse cells.
L R Beach and R D Palmiter
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2110–2114.
PMCID: PMC319293
Identification of endogenous binding proteins for the lectin discoidin-I in Dictyostelium discoideum.
W Breuer and C H Siu
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2115–2119.
PMCID: PMC319294
Turnover of bacterial glutamine synthetase: oxidative inactivation precedes proteolysis.
R L Levine, C N Oliver, R M Fulks, and E R Stadtman
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2120–2124.
PMCID: PMC319295
31P NMR studies of intracellular pH and phosphate metabolism during cell division cycle of Saccharomyces cerevisiae.
R J Gillies, K Ugurbil, J A den Hollander, and R G Shulman
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2125–2129.
PMCID: PMC319296
Distribution of protein I in mammalian brain as determined by a detergent-based radioimmunoassay.
S E Goelz, E J Nestler, B Chehrazi, and P Greengard
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2130–2134.
PMCID: PMC319297
Nitrogen regulatory locus "glnR" of enteric bacteria is composed of cistrons ntrB and ntrC: identification of their protein products.
N McFarland, L McCarter, S Artz, and S Kustu
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2135–2139.
PMCID: PMC319298
Capacity for alternating sites cooperativity in catalysis by succinyl-coenzyme A synthetase.
W T Wolodko, M D O'Connor, and W A Bridger
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2140–2144.
PMCID: PMC319299
A topographic gradient of molecules in retina can be used to identify neuron position.
G D Trisler, M D Schneider, and M Nirenberg
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2145–2149.
PMCID: PMC319300
Secondary structure of eukaryotic cytoplasmic 5S ribosomal RNA.
K R Luehrsen and G E Fox
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2150–2154.
PMCID: PMC319301
Enzymatic reduction of protein-bound methionine sulfoxide.
N Brot, L Weissbach, J Werth, and H Weissbach
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2155–2158.
PMCID: PMC319302
Overproduction of the free radical of ribonucleotide reductase in hydroxyurea-resistant mouse fibroblast 3T6 cells.
L Akerblom, A Ehrenberg, A Gräslund, H Lankinen, P Reichard, and L Thelander
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2159–2163.
PMCID: PMC319303
Identification and localization of a gene that specifies production of Escherichia coli DNA topoisomerase I.
M Trucksis and R E Depew
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2164–2168.
PMCID: PMC319304
Procedure for production of hybrid genes and proteins and its use in assessing significance of amino acid differences in homologous tryptophan synthetase alpha polypeptides.
W P Schneider, B P Nichols, and C Yanofsky
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2169–2173.
PMCID: PMC319305
Specific in vitro initiation of transcription of simian virus 40 early and late genes occurs at the various cap nucleotides including cytidine.
D Gidoni, C Kahana, D Canaani, and Y Groner
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2174–2178.
PMCID: PMC319306
Structure of a B-DNA dodecamer: conformation and dynamics.
H R Drew, R M Wing, T Takano, C Broka, S Tanaka, K Itakura, and R E Dickerson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2179–2183.
PMCID: PMC319307
Method for introducing site-specific mutations into adenovirus 2 genome: construction of a small deletion mutant in VA-RNAI gene.
Q S Kapoor and G Chinnadurai
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2184–2188.
PMCID: PMC319308
Enhanced phosphorylation of high-mobility-group proteins in nuclease-sensitive mononucleosomes from butyrate-treated HeLa cells.
B Levy-Wilson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2189–2193.
PMCID: PMC319309
Predominance of core histones in formation of DNA--protein crosslinks in gamma-irradiated chromatin.
L K Mee and S J Adelstein
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2194–2198.
PMCID: PMC319310
Fusion of Escherichia coli lacZ to the cytochrome c gene of Saccharomyces cerevisiae.
L Guarente and M Ptashne
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2199–2203.
PMCID: PMC319311
A model for biological oscillations.
T R Chay
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2204–2207.
PMCID: PMC319312
Nuclear ribonucleoprotein particles probed in living cells.
S Mayrand and T Pederson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2208–2212.
PMCID: PMC319313
Molecuar model of the DNA interaction site for the cyclic AMP receptor protein.
M C O'Neill, K Amass, and B de Crombrugghe
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2213–2217.
PMCID: PMC319314
beta-Endorphin: characteristics of binding sites in a neuroblastoma--glioma hybrid cell.
R G Hammonds, Jr, P Ferrara, and C H Li
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2218–2220.
PMCID: PMC319315
Inhibition of vaccinia mRNA methylation by 2',5'-linked oligo(adenylic acid) triphosphate.
O K Sharma and B B Goswami
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2221–2224.
PMCID: PMC319316
Site of attachment of retinal in bacteriorhodopsin.
H Bayley, K S Huang, R Radhakrishnan, A H Ross, Y Takagaki, and H G Khorana
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2225–2229.
PMCID: PMC319317
Thyroid or glucocorticoid hormone induces pre-growth-hormone mRNA and its probable nuclear precursor in rat pituitary cells.
P R Dobner, E S Kawasaki, L Y Yu, and F C Bancroft
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2230–2234.
PMCID: PMC319318
Reactive site in human alpha 2-macroglobulin: circumstantial evidence for a thiolester.
J B Howard
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2235–2239.
PMCID: PMC319319
A critique of the chemosmotic model of energy coupling.
D E Green
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2240–2243.
PMCID: PMC319320
Carbohydrate chains on yeast carboxypeptidase Y are phosphorylated.
C Hashimoto, R E Cohen, W J Zhang, and C E Ballou
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2244–2248.
PMCID: PMC319321
Identification of an endothelial cell cofactor for thrombin-catalyzed activation of protein C.
C T Esmon and W G Owen
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2249–2252.
PMCID: PMC319322
Mouse beta 2-microglobulin cDNA clones: a screening procedure for cDNA clones corresponding to rare mRNAs.
J R Parnes, B Velan, A Felsenfeld, L Ramanathan, U Ferrini, E Appella, and J G Seidman
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2253–2257.
PMCID: PMC319323
Deletion mapping of sequences essential for in vivo transcription of the iso-1-cytochrome c gene.
G Faye, D W Leung, K Tatchell, B D Hall, and M Smith
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2258–2262.
PMCID: PMC319324
Non-nucleosomal packaging of a tandemly repeated DNA sequence at termini of extrachromosomal DNA coding for rRNA in Tetrahymena.
E H Blackburn and S S Chiou
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2263–2267.
PMCID: PMC319325
Deficiency of low density lipoprotein receptors in liver and adrenal gland of the WHHL rabbit, an animal model of familial hypercholesterolemia.
T Kita, M S Brown, Y Watanabe, and J L Goldstein
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2268–2272.
PMCID: PMC319326
Chemical probing of the tRNA--ribosome complex.
D A Peattie and W Herr
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2273–2277.
PMCID: PMC319327
Formycin 5'-triphosphate, a fluorescent analog of ATP, as a substrate for adenylate cyclase.
E F Rossomando, J H Jahngen, and J F Eccleston
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2278–2282.
PMCID: PMC319328
Mouse beta-globin and adenovirus-2 major late transcripts are initiated at the cap site in vitro.
O Hagenbüchle and U Schibler
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2283–2286.
PMCID: PMC319329
Prediction of neutral salt elution profiles for affinity chromatography.
J B Robinson, Jr, J M Strottmann, and E Stellwagen
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2287–2291.
PMCID: PMC319330
Mechanisms for excited state relaxation and dissociation of oxymyoglobin and carboxymyoglobin.
A H Reynolds, S D Rand, and P M Rentzepis
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2292–2296.
PMCID: PMC319331
Millisecond time-resolved changes in x-ray reflections from contracting muscle during rapid mechanical transients, recorded using synchrotron radiation.
H E Huxley, R M Simmons, A R Faruqi, M Kress, J Bordas, and M H Koch
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2297–2301.
PMCID: PMC319332
Matrix protein in planar membranes: clusters of channels in a native environment and their functional reassembly.
H Schindler and J P Rosenbusch
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2302–2306.
PMCID: PMC319333
Hemerythrin's oxygen-binding reaction studied by laser photolysis.
N Alberding, D Lavalette, and R H Austin
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2307–2309.
PMCID: PMC319334
Chlamydomonas reinhardtii cell preparation with altered permeability toward substrates of organellar reactions.
W R Belknap and R K Togasaki
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2310–2314.
PMCID: PMC319335
Identification of receptors for phorbol ester tumor promoters in intact mammalian cells and of an inhibitor of receptor binding in biologic fluids.
A D Horowitz, E Greenebaum, and I B Weinstein
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2315–2319.
PMCID: PMC319336
Host restriction of Friend leukemia virus: gag proteins of host range variants.
S Duttagupta and R Soeiro
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2320–2324.
PMCID: PMC319337
Erythroid differentiation and commitment in rat erythroleukemia cells with hypertonic culture conditions.
Y Yamaguchi, N Kluge, W Ostertag, and M Furusawa
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2325–2329.
PMCID: PMC319338
A cloned calmodulin structural gene probe is complementary to DNA sequences from diverse species.
R P Munjaal, T Chandra, S L Woo, J R Dedman, and A R Means
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2330–2334.
PMCID: PMC319339
Monoclonal antibodies against myofibrillar components of rat skeletal muscle decorate the intermediate filaments of cultured cells.
J J Lin
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2335–2339.
PMCID: PMC319340
Released protease-nexin regulates cellular binding, internalization, and degradation of serine proteases.
D A Low, J B Baker, W C Koonce, and D D Cunningham
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2340–2344.
PMCID: PMC319341
Generation of fibroblast-like cells from cloned epithelial mammary cells in vitro: a possible new cell type.
R Dulbecco, M Henahan, M Bowman, S Okada, H Battifora, and M Unger
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2345–2349.
PMCID: PMC319342
Restoration of normal appearance, growth behavior, and calcium content to transformed 3T3 cells by magnesium deprivation.
H Rubin, C Vidair, and H Sanui
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2350–2354.
PMCID: PMC319343
Polyamines are necessary for the survival of human small-cell lung carcinoma in culture.
G D Luk, G Goodwin, L J Marton, and S B Baylin
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2355–2358.
PMCID: PMC319344
Specific binding of solubilized adenylate cyclase to the erythrocyte cytoskeleton.
N E Sahyoun, H Le Vine, 3rd, G M Hebdon, R Hemadah, and P Cuatrecasas
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2359–2362.
PMCID: PMC319345
Effect of vanadate on intracellular distribution and function of 10-nm filaments.
E Wang and P W Choppin
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2363–2367.
PMCID: PMC319346
Simulation of the initial stage of endochondral ossification: in vitro sequential culture of growth cartilage cells and bone marrow cells.
F Suzuki, T Takase, M Takigawa, A Uchida, and Y Shimomura
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2368–2372.
PMCID: PMC319347
Identification of antigenically related polypeptides at centrioles and basal bodies.
W Lin, B Fung, M Shyamala, and H Kasamatsu
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2373–2377.
PMCID: PMC319348
Ultraviolet light action spectra for neoplastic transformation and lethality of Syrian hamster embryo cells correlate with spectrum for pyrimidine dimer formation in cellular DNA.
J Doniger, E D Jacobson, K Krell, and J A DiPaolo
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2378–2382.
PMCID: PMC319349
Increased mitochondrial uptake of rhodamine 123 during lymphocyte stimulation.
Z Darzynkiewicz, L Staiano-Coico, and M R Melamed
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2383–2387.
PMCID: PMC319350
Detection of phosphotyrosine-containing 34,000-dalton protein in the framework of cells transformed with Rous sarcoma virus.
Y S Cheng and L B Chen
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2388–2392.
PMCID: PMC319351
Micropinocytic ingestion of glycosylated albumin by isolated microvessels: possible role in pathogenesis of diabetic microangiopathy.
S K Williams, J J Devenny, and M W Bitensky
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2393–2397.
PMCID: PMC319352
Interleukin 2 is mitogenic for nu/nu and nu/+ murine spleen cells.
J S Lipsick and N O Kaplan
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2398–2402.
PMCID: PMC319353
Laminin and fibronectin in cell adhesion: enhanced adhesion of cells from regenerating liver to laminin.
R Carlsson, E Engvall, A Freeman, and E Ruoslahti
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2403–2406.
PMCID: PMC319354
Identification of mitochondrial proteins and some of their precursors in two-dimensional electrophoretic maps of human cells.
L Anderson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2407–2411.
PMCID: PMC319355
In vitro induction of adult erythropoiesis in early mouse yolk sac.
C A Cudennec, J P Thiery, and N M Le Douarin
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2412–2416.
PMCID: PMC319356
Constancy of somatic DNA organization in developmentally regulated regions of the Drosophila genome.
M Levine, A Garen, J A Lepesant, and J Lepesant-Kejzlarova
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2417–2421.
PMCID: PMC319357
Intercellular communication in plants: Evidence for a rapidly generated, bidirectionally transmitted wound signal
Eric Davies and Anne Schuster
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2422–2426.
PMCID: PMC319358
Breakage and propagation of the stony coral Acropora cervicornis
Verena Tunnicliffe
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2427–2431.
PMCID: PMC319359
Evolutionary tree for apes and humans based on cleavage maps of mitochondrial DNA.
S D Ferris, A C Wilson, and W M Brown
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2432–2436.
PMCID: PMC319360
Structure of a rearranged gamma 1 chain gene and its implication to immunoglobulin class-switch mechanism.
M Obata, T Kataoka, S Nakai, H Yamagishi, N Takahashi, Y Yamawaki-Kataoka, T Nikaido, A Shimizu, and T Honjo
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2437–2441.
PMCID: PMC319361
Comparison of mouse immunoglobulin gamma 2a and gamma 2b chain genes suggests that exons can be exchanged between genes in a multigenic family.
R Ollo, C Auffray, C Morchamps, and F Rougeon
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2442–2446.
PMCID: PMC319362
Mutator phenotypes in mammalian cell mutants with distinct biochemical defects and abnormal deoxyribonucleoside triphosphate pools.
G Weinberg, B Ullman, and D W Martin, Jr
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2447–2451.
PMCID: PMC319363
Evolution of the mutation rate at a heterotic locus.
J H Gillespie
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2452–2454.
PMCID: PMC319364
Base substitution in an intervening sequence of a beta+-thalassemic human globin gene.
R A Spritz, P Jagadeeswaran, P V Choudary, P A Biro, J T Elder, J K deRiel, J L Manley, M L Gefter, B G Forget, and S M Weissman
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2455–2459.
PMCID: PMC319365
Yeast genes fused to beta-galactosidase in Escherichia coli can be expressed normally in yeast.
M Rose, M J Casadaban, and D Botstein
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2460–2464.
PMCID: PMC319366
Gene-amplification model of carcinogenesis.
M L Pall
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2465–2468.
PMCID: PMC319367
Induction of terminal deoxynucleotidyl transferase and Lyt antigens with thymosin: identification of multiple subsets of prothymocytes in mouse bone marrow and spleen.
I Goldschneider, A Ahmed, F J Bollum, and A L Goldstein
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2469–2473.
PMCID: PMC319368
Stimulation of rheumatoid synovial cell collagenase and prostaglandin production by partially purified lymphocyte-activating factor (interleukin 1).
S B Mizel, J M Dayer, S M Krane, and S E Mergenhagen
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2474–2477.
PMCID: PMC319369
Antibody-mediated activation of genetically defective Escherichia coli beta-galactosidases by monoclonal antibodies produced by somatic cell hybrids.
R S Accolla, R Cina, E Montesoro, and F Celada
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2478–2482.
PMCID: PMC319370
Antibodies reactive with murine mammary tumor virus in sera of patients with breast cancer: geographic and family studies.
N K Day, S S Witkin, N H Sarkar, D Kinne, D J Jussawalla, A Levin, C C Hsia, N Geller, and R A Good
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2483–2487.
PMCID: PMC319371
Secondary cytolytic T lymphocyte stimulation by purified H-2Kk in liposomes.
S H Herrmann and M F Mescher
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2488–2492.
PMCID: PMC319372
Coupling of protein antigens to erythrocytes through disulfide bond formation: preparation of stable and sensitive target cells for immune hemolysis.
Y H Jou and R B Bankert
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2493–2496.
PMCID: PMC319373
T cell-dependent activation of resting B cells: requirement for both nonspecific unrestricted and antigen-specific Ia-restricted soluble factors.
J Anderson and F Melchers
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2497–2501.
PMCID: PMC319374
Cytotoxic T lymphocyte hybridomas that mediate specific tumor-cell lysis in vitro.
Y Kaufmann, G Berke, and Z Eshhar
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2502–2506.
PMCID: PMC319375
Induction of proliferation and differentiation of neoplastic B cells by anti-immunoglobulin and T-cell factors.
P C Isakson, E Puré, J W Uhr, and E S Vitetta
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2507–2511.
PMCID: PMC319376
High molecular weight complex in human plasma between vitamin K-dependent protein S and complement component C4b-binding protein.
B Dahlbäck and J Stenflo
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2512–2516.
PMCID: PMC319377
Culture supernatants of a stimulated T-cell line have helper activity that acts synergistically with interleukin 2 in the response of B cells to antigen.
S L Swain, G Dennert, J F Warner, and R W Dutton
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2517–2521.
PMCID: PMC319378
Effect of agents that produce membrane disorder on lysis of erythrocytes by complement.
M L Shin, G Hänsch, and M M Mayer
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2522–2525.
PMCID: PMC319379
Prevention of 3-methylcholanthrene-induced fibrosarcomas in rats pre-inoculated with endogenous rat retrovirus.
D C Fish, J T Demarais, D B Djurickovic, and R J Huebner
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2526–2527.
PMCID: PMC319380
Antigen-induced in vitro antibody production in humans: a model for B cell activation and immunoregulation.
D J Volkman, H C Lane, and A S Fauci
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2528–2531.
PMCID: PMC319381
Depletion of glutathione selectively inhibits synthesis of leukotriene C by macrophages.
C A Rouzer, W A Scott, O W Griffith, A L Hamill, and Z A Cohn
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2532–2536.
PMCID: PMC319382
Mechanism of photosensitivity in systemic lupus erythematosus patients.
I Emerit and A M Michelson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2537–2540.
PMCID: PMC319383
Reactivity of Langerhans cells with hybridoma antibody.
E Fithian, P Kung, G Goldstein, M Rubenfeld, C Fenoglio, and R Edelson
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2541–2544.
PMCID: PMC319384
Thalidomide teratogenesis: evidence for a toxic arene oxide metabolite.
G B Gordon, S P Spielberg, D A Blake, and V Balasubramanian
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2545–2548.
PMCID: PMC319385
Specific binding of phorbol ester tumor promoters to intact primary epidermal cells from Sencar mice.
V Solanki and T J Slaga
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2549–2553.
PMCID: PMC319386
Stimulation of glucose incorporation and amino acid transport by insulin and an insulin-like growth factor in fibroblasts with defective insulin receptors cultured from a patient with leprechaunism.
A B Knight, M M Rechler, J A Romanus, E E Van Obberghen-Schilling, and S P Nissley
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2554–2558.
PMCID: PMC319387
Growth of a pure population of mouse mast cells in vitro with conditioned medium derived from concanavalin A-stimulated splenocytes.
E Razin, C Cordon-Cardo, and R A Good
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2559–2561.
PMCID: PMC319388
Nuclear uptake of 1,25-dihydroxy[3H]cholecalciferol in dispersed fibroblasts cultured from normal human skin.
C Eil and S J Marx
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2562–2566.
PMCID: PMC319389
Abnormal regulation of monocyte insulin-binding affinity after glucose ingestion in patients with myotonic dystrophy.
R T Moxley, 3rd, J N Livingston, D H Lockwood, R C Griggs, and R L Hill
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2567–2571.
PMCID: PMC319390
Uptake and release of iron from human transferrin.
H Huebers, B Josephson, E Huebers, E Csiba, and C Finch
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2572–2576.
PMCID: PMC319391
Differentiation of regenerating pancreatic cells into hepatocyte-like cells.
D G Scarpelli and M S Rao
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2577–2581.
PMCID: PMC319392
Membranes and phospholipids of liver mitochondria from chronic alcoholic rats are resistant to membrane disordering by alcohol.
A J Waring, H Rottenberg, T Ohnishi, and E Rubin
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2582–2586.
PMCID: PMC319393
Use of cultured lymphoblastoid cells for the study of abnormal enzymes: molecular abnormality of a phosphoglycerate kinase variant associated with hemolytic anemia.
H Fujii, S H Chen, J Akatsuka, S Miwa, and A Yoshida
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2587–2590.
PMCID: PMC319394
Defects of receptor-mediated low density lipoprotein catabolism in homozygous familial hypercholesterolemia and hypothyroidism in vivo.
G R Thompson, A K Soutar, F A Spengel, A Jadhav, S J Gavigan, and N B Myant
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2591–2595.
PMCID: PMC319395
Terminal proteins and short inverted terminal repeats of the small Bacillus bacteriophage genomes.
H Yoshikawa and J Ito
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2596–2600.
PMCID: PMC319396
Rous sarcoma virus infection of synchronized cells establishes provirus integration during S-phase DNA synthesis prior to cellular division.
E H Humphries, C Glover, and M E Reichmann
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2601–2605.
PMCID: PMC319397
Expression of the hepatitis B virus surface antigen gene in cell culture by using a simian virus 40 vector
Ann M. Moriarty, Bill H. Hoyer, J. Wai-kuo Shih, John L. Gerin, and Dean H. Hamer
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2606–2610.
PMCID: PMC319398
A third class of avian sarcoma viruses, defined by related transformation-specific proteins of Yamaguchi 73 and Esh sarcoma viruses.
J Ghysdael, J C Neil, and P K Vogt
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2611–2615.
PMCID: PMC319399
Herpes simplex virus (type 1) thymidine kinase gene does not transform cells morphologically.
B Hampar, J G Derge, A L Boyd, M A Tainsky, and S D Showalter
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2616–2619.
PMCID: PMC319400
Resolution of dopamine and serotonin receptor components of [3H]spiperone binding to rat brain regions.
S J List and P Seeman
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2620–2624.
PMCID: PMC319401
Neurite outgrowth from embryonic chicken spinal neurons is promoted by media conditioned by muscle cells.
C E Henderson, M Huchet, and J P Changeux
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2625–2629.
PMCID: PMC319402
[3H]Bradykinin receptor binding in mammalian tissue membranes.
R B Innis, D C Manning, J M Stewart, and S H Snyder
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2630–2634.
PMCID: PMC319403
Individual recognition and learning of queen odors by worker honeybees
Michael D. Breed
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2635–2637.
PMCID: PMC319404
Synthetic gene frequency maps of man and selective effects of climate
A. Piazza, P. Menozzi, and L. L. Cavalli-Sforza
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2638–2642.
PMCID: PMC319405
A 40-Hz auditory potential recorded from the human scalp.
R Galambos, S Makeig, and P J Talmachoff
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2643–2647.
PMCID: PMC319406
Corrections
Chemical potential of bound ligand, an important parameter for free energy transduction
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2648.
PMCID: PMC319407
Corrects: Charles Tanford. Chemical potential of bound ligand, an important parameter for free energy transduction. Proc Natl Acad Sci U S A. 1981 January; 78(1): 270–273.
λaltSF: A phage variant that acquired the ability to substitute specific sets of genes at high frequency
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2648.
PMCID: PMC319408
Corrects: D Friedman, et al. lambda altSF: a phage variant that acquired the ability to substitute specific sets of genes at high frequency. Proc Natl Acad Sci U S A. 1981 January; 78(1): 410–414.
Separation of antibody helper and antibody suppressor human T cells by using soybean agglutinin
Proc Natl Acad Sci U S A. 1981 April; 78(4): 2648.
PMCID: PMC319409
Corrects: Y Reisner, et al. Separation of antibody helper and antibody suppressor human T cells by using soybean agglutinin. Proc Natl Acad Sci U S A. 1980 November; 77(11): 6778–6782.
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