Table of Contents

Research Article

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  The primary process of vision and the structure of bathorhodopsin: a mechanism for photoisomerization of polyenes

  R S Liu and A E Asato

  PNAS January 1, 1985 82 (2) 259-263; https://doi.org/10.1073/pnas.82.2.259
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  Electronegativity and hardness as coordinates in structure stability diagrams

  S Shankar and R G Parr

  PNAS January 1, 1985 82 (2) 264-266; https://doi.org/10.1073/pnas.82.2.264
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  Sequential changes in DNA methylation patterns of the rat phosphoenolpyruvate carboxykinase gene during development

  N Benvenisty, D Mencher, O Meyuhas, A Razin, and L Reshef

  PNAS January 1, 1985 82 (2) 267-271; https://doi.org/10.1073/pnas.82.2.267
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  Phosphorylation of ribosomal protein S6 on serine after microinjection of the Abelson murine leukemia virus tyrosine-specific protein kinase into Xenopus oocytes

  J L Maller, J G Foulkes, E Erikson, and D Baltimore

  PNAS January 1, 1985 82 (2) 272-276; https://doi.org/10.1073/pnas.82.2.272
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  Processing of an anglerfish somatostatin precursor to a hydroxylysine-containing somatostatin 28

  J Spiess and B D Noe

  PNAS January 1, 1985 82 (2) 277-281; https://doi.org/10.1073/pnas.82.2.277
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  Macrophage activation by monosaccharide precursors of Escherichia coli lipid A

  M Nishijima, F Amano, Y Akamatsu, K Akagawa, T Tokunaga, and C R Raetz

  PNAS January 1, 1985 82 (2) 282-286; https://doi.org/10.1073/pnas.82.2.282
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  Calmodulin binding to the cytoskeletal neuronal calmodulin-dependent protein kinase is regulated by autophosphorylation

  H LeVine 3rd, N E Sahyoun, and P Cuatrecasas

  PNAS January 1, 1985 82 (2) 287-291; https://doi.org/10.1073/pnas.82.2.287
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  Purification and partial amino acid sequence of asialo murine granulocyte-macrophage colony stimulating factor

  L G Sparrow, D Metcalf, M W Hunkapiller, L E Hood, and A W Burgess

  PNAS January 1, 1985 82 (2) 292-296; https://doi.org/10.1073/pnas.82.2.292
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  On the mechanism of renaturation of complementary DNA strands by the recA protein of Escherichia coli

  F R Bryant and I R Lehman

  PNAS January 1, 1985 82 (2) 297-301; https://doi.org/10.1073/pnas.82.2.297
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  Identification of new gene products coded from X regions of human T-cell leukemia viruses

  K Shimotohno, M Miwa, D J Slamon, I S Chen, H Hoshino, M Takano, M Fujino, and T Sugimura

  PNAS January 1, 1985 82 (2) 302-306; https://doi.org/10.1073/pnas.82.2.302
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  Mechanism of inhibition of DNA gyrase by analogues of nalidixic acid: the target of the drugs is DNA

  L L Shen and A G Pernet

  PNAS January 1, 1985 82 (2) 307-311; https://doi.org/10.1073/pnas.82.2.307
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  Phosphorylation enzymes of the propionic acid bacteria and the roles of ATP inorganic pyrophosphate, and polyphosphates

  H G Wood and N H Goss

  PNAS January 1, 1985 82 (2) 312-315; https://doi.org/10.1073/pnas.82.2.312
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  Structure of the chromosomal gene for murine interleukin 3

  S Miyatake, T Yokota, F Lee, and K Arai

  PNAS January 1, 1985 82 (2) 316-320; https://doi.org/10.1073/pnas.82.2.316
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  Purification of the Rous sarcoma virus src kinase by casein-agarose and tyrosine-agarose affinity chromatography

  Y Fukami and F Lipmann

  PNAS January 1, 1985 82 (2) 321-324; https://doi.org/10.1073/pnas.82.2.321
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  Direct cross-linking of 125I-labeled glucagon to its membrane receptor by UV irradiation

  V Iwanij and K C Hur

  PNAS January 1, 1985 82 (2) 325-329; https://doi.org/10.1073/pnas.82.2.325
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  Isolation and characterization of factors from wheat germ that exhibit eukaryotic initiation factor 4B activity and overcome 7-methylguanosine 5'-triphosphate inhibition of polypeptide synthesis

  S Lax, W Fritz, K Browning, and J Ravel

  PNAS January 1, 1985 82 (2) 330-333; https://doi.org/10.1073/pnas.82.2.330
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  Covalent enzyme-RNA complex: a tRNA modification that prevents a covalent enzyme interaction also prevents aminoacylation

  R Starzyk, H Schoemaker, and P Schimmel

  PNAS January 1, 1985 82 (2) 339-342; https://doi.org/10.1073/pnas.82.2.339
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  Primary structure of rat thymus prothymosin alpha

  A A Haritos, R Blacher, S Stein, J Caldarella, and B L Horecker

  PNAS January 1, 1985 82 (2) 343-346; https://doi.org/10.1073/pnas.82.2.343
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  A selenium-containing nucleoside at the first position of the anticodon in seleno-tRNAGlu from Clostridium sticklandii

  W M Ching, B Alzner-DeWeerd, and T C Stadtman

  PNAS January 1, 1985 82 (2) 347-350; https://doi.org/10.1073/pnas.82.2.347
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  Priming of human mitochondrial DNA replication occurs at the light-strand promoter

  D D Chang and D A Clayton

  PNAS January 1, 1985 82 (2) 351-355; https://doi.org/10.1073/pnas.82.2.351
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  Detection of larger polypeptides structurally and functionally related to type I transforming growth factor

  P S Linsley, W R Hargreaves, D R Twardzik, and G J Todaro

  PNAS January 1, 1985 82 (2) 356-360; https://doi.org/10.1073/pnas.82.2.356
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  Regeneration of active enzyme by formation of hybrids from inactive derivatives: implications for active sites shared between polypeptide chains of aspartate transcarbamoylase

  E A Robey and H K Schachman

  PNAS January 1, 1985 82 (2) 361-365; https://doi.org/10.1073/pnas.82.2.361
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  Prediction of homology and divergence in the secondary structure of polypeptides

  S Pongor and A A Szalay

  PNAS January 1, 1985 82 (2) 366-370; https://doi.org/10.1073/pnas.82.2.366
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  Inhibition of human platelet phospholipase A2 activity by unsaturated fatty acids

  L R Ballou and W Y Cheung

  PNAS January 1, 1985 82 (2) 371-375; https://doi.org/10.1073/pnas.82.2.371
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  Ha-ras proteins exhibit GTPase activity: point mutations that activate Ha-ras gene products result in decreased GTPase activity

  V Manne, E Bekesi, and H F Kung

  PNAS January 1, 1985 82 (2) 376-380; https://doi.org/10.1073/pnas.82.2.376
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  An enhancer-like element in the adenovirus E2 promoter contains sequences essential for uninduced and E1A-induced transcription

  M J Imperiale, R P Hart, and J R Nevins

  PNAS January 1, 1985 82 (2) 381-385; https://doi.org/10.1073/pnas.82.2.381
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  Combining solid-state and solution-state 31P NMR to study in vivo phosphorus metabolism

  A L Cholli, T Yamane, and L W Jelinski

  PNAS January 1, 1985 82 (2) 391-395; https://doi.org/10.1073/pnas.82.2.391
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  Imaging of optically active biological structures by use of circularly polarized light

  D Keller, C Bustamante, M F Maestre, and I Tinoco Jr

  PNAS January 1, 1985 82 (2) 401-405; https://doi.org/10.1073/pnas.82.2.401
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  Spin-label oximetry: kinetic study of cell respiration using a rapid-passage T1-sensitive electron spin resonance display

  W Froncisz, C S Lai, and J S Hyde

  PNAS January 1, 1985 82 (2) 411-415; https://doi.org/10.1073/pnas.82.2.411
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  Unmodified low density lipoprotein causes cholesteryl ester accumulation in J774 macrophages

  I Tabas, D A Weiland, and A R Tall

  PNAS January 1, 1985 82 (2) 416-420; https://doi.org/10.1073/pnas.82.2.416
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  Quantitative assessment of the role of O6-methylguanine in the initiation of carcinogenesis by methylating agents

  J Doniger, R S Day, and J A DiPaolo

  PNAS January 1, 1985 82 (2) 421-425; https://doi.org/10.1073/pnas.82.2.421
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  Distinctive effects of the viral oncogenes myc, erb, fps, and src on the differentiation program of quail myogenic cells

  G Falcone, F Tatò, and S Alemà

  PNAS January 1, 1985 82 (2) 426-430; https://doi.org/10.1073/pnas.82.2.426
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  Phase-change kinetics for a microtubule with two free ends

  T L Hill

  PNAS January 1, 1985 82 (2) 431-435; https://doi.org/10.1073/pnas.82.2.431
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  Adolescence in Tetrahymena thermophila

  M B Rogers and K M Karrer

  PNAS January 1, 1985 82 (2) 436-439; https://doi.org/10.1073/pnas.82.2.436
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  Mammalian reticulocytes lose adhesion to fibronectin during maturation to erythrocytes

  V P Patel, A Ciechanover, O Platt, and H F Lodish

  PNAS January 1, 1985 82 (2) 440-444; https://doi.org/10.1073/pnas.82.2.440
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  Molecular approach to thermogenesis in brown adipose tissue: cDNA cloning of the mitochondrial uncoupling protein

  F Bouillaud, D Ricquier, J Thibault, and J Weissenbach

  PNAS January 1, 1985 82 (2) 445-448; https://doi.org/10.1073/pnas.82.2.445
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  Developmental variations in the splicing pattern of transcripts from the Drosophila gene encoding myosin alkali light chain result in different carboxyl-terminal amino acid sequences

  S Falkenthal, V P Parker, and N Davidson

  PNAS January 1, 1985 82 (2) 449-453; https://doi.org/10.1073/pnas.82.2.449
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  Hypoxanthine is the principal inhibitor of murine oocyte maturation in a low molecular weight fraction of porcine follicular fluid

  S M Downs, D L Coleman, P F Ward-Bailey, and J J Eppig

  PNAS January 1, 1985 82 (2) 454-458; https://doi.org/10.1073/pnas.82.2.454
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  Friend and Moloney murine leukemia viruses specifically recombine with different endogenous retroviral sequences to generate mink cell focus-forming viruses

  L H Evans and M W Cloyd

  PNAS January 1, 1985 82 (2) 459-463; https://doi.org/10.1073/pnas.82.2.459
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  Isolation and analysis of the 21q+ chromosome in the acute myelogenous leukemia 8;21 translocation: evidence that c-mos is not translocated

  H A Drabkin, M Diaz, C M Bradley, M M Le Beau, J D Rowley, and D Patterson

  PNAS January 1, 1985 82 (2) 464-468; https://doi.org/10.1073/pnas.82.2.464
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  Chromosomal locations of the human and mouse genes for precursors of epidermal growth factor and the beta subunit of nerve growth factor

  B U Zabel, R L Eddy, P A Lalley, J Scott, G I Bell, and T B Shows

  PNAS January 1, 1985 82 (2) 469-473; https://doi.org/10.1073/pnas.82.2.469
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  Endonuclease III (nth) mutants of Escherichia coli

  R P Cunningham and B Weiss

  PNAS January 1, 1985 82 (2) 474-478; https://doi.org/10.1073/pnas.82.2.474
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  Hypermutation at the immunoglobulin heavy chain locus in a pre-B-cell line

  M Wabl, P D Burrows, A von Gabain, and C Steinberg

  PNAS January 1, 1985 82 (2) 479-482; https://doi.org/10.1073/pnas.82.2.479
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  Mutational studies with the trp repressor of Escherichia coli support the helix-turn-helix model of repressor recognition of operator DNA

  R L Kelley and C Yanofsky

  PNAS January 1, 1985 82 (2) 483-487; https://doi.org/10.1073/pnas.82.2.483
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  Rapid and efficient site-specific mutagenesis without phenotypic selection

  T A Kunkel

  PNAS January 1, 1985 82 (2) 488-492; https://doi.org/10.1073/pnas.82.2.488
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  A synthetic HIS4 regulatory element confers general amino acid control on the cytochrome c gene (CYC1) of yeast

  A G Hinnebusch, G Lucchini, and G R Fink

  PNAS January 1, 1985 82 (2) 498-502; https://doi.org/10.1073/pnas.82.2.498
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  Genetic control of chromosome length in yeast

  R M Walmsley and T D Petes

  PNAS January 1, 1985 82 (2) 506-510; https://doi.org/10.1073/pnas.82.2.506
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  B cells that simultaneously express surface IgM and IgE in Nippostrongylus brasiliensis-infected SJA/9 mice do not provide evidence for isotype switching without gene deletion

  I M Katona, J F Urban Jr, and F D Finkelman

  PNAS January 1, 1985 82 (2) 511-515; https://doi.org/10.1073/pnas.82.2.511
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  Two separate functions of class II (Ia) molecules: T-cell stimulation and B-cell excitation

  R B Corley, N J LoCascio, M Ovnic, and G Haughton

  PNAS January 1, 1985 82 (2) 516-520; https://doi.org/10.1073/pnas.82.2.516
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  Mapping of steroid 21-hydroxylase genes adjacent to complement component C4 genes in HLA, the major histocompatibility complex in man

  M C Carroll, R D Campbell, and R R Porter

  PNAS January 1, 1985 82 (2) 521-525; https://doi.org/10.1073/pnas.82.2.521
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  The Ly-15 alloantigenic system: a genetically determined polymorphism of the murine lymphocyte function-associated antigen-1 molecule

  P M Hogarth, I D Walker, I F McKenzie, and T A Springer

  PNAS January 1, 1985 82 (2) 526-530; https://doi.org/10.1073/pnas.82.2.526
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  Rearrangement and transcription of a T-cell receptor beta-chain gene in different T-cell subsets

  S M Hedrick, R N Germain, M J Bevan, M Dorf, I Engel, P Fink, N Gascoigne, E Heber-Katz, J Kapp, and Y Kaufmann

  PNAS January 1, 1985 82 (2) 531-535; https://doi.org/10.1073/pnas.82.2.531
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  Acquired immunological tolerance of foreign cells is impaired by recombinant interleukin 2 or vitamin A acetate

  M Malkovský, P B Medawar, D R Thatcher, J Toy, R Hunt, L S Rayfield, and C Doré

  PNAS January 1, 1985 82 (2) 536-538; https://doi.org/10.1073/pnas.82.2.536
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  Human major histocompatibility complex class I antigens: residues 61-83 of the HLA-B7 heavy chain specify an alloreactive site

  L E Walker, T A Ketler, R A Houghten, G Schulz, A Chersi, and R A Reisfeld

  PNAS January 1, 1985 82 (2) 539-542; https://doi.org/10.1073/pnas.82.2.539
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  Interspersed blocks of repetitive and charged amino acids in a dominant immunogen of Plasmodium falciparum

  H D Stahl, P E Crewther, R F Anders, G V Brown, R L Coppel, A E Bianco, G F Mitchell, and D J Kemp

  PNAS January 1, 1985 82 (2) 543-547; https://doi.org/10.1073/pnas.82.2.543
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  Oxidative stress and protective mechanisms in erythrocytes in relation to Plasmodium vinckei load

  R Stocker, N H Hunt, G D Buffinton, M J Weidemann, P H Lewis-Hughes, and I A Clark

  PNAS January 1, 1985 82 (2) 548-551; https://doi.org/10.1073/pnas.82.2.548
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  Murine monoclonal antibodies to the myelin-associated glycoprotein react with large granular lymphocytes of human blood

  M J Dobersen, P Gascon, S Trost, J A Hammer, S Goodman, A B Noronha, D J O'Shannessy, R O Brady, and R H Quarles

  PNAS January 1, 1985 82 (2) 552-555; https://doi.org/10.1073/pnas.82.2.552
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  Immunoglobulin JH, C mu, and C gamma gene rearrangements in human B lymphocytes clonally transformed by Epstein-Barr virus

  N A Brown, C Liu, J R Berenson, C R Garcia, R Wang, and K L Calame

  PNAS January 1, 1985 82 (2) 556-560; https://doi.org/10.1073/pnas.82.2.556
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  Neuropeptide Y affects secretion of luteinizing hormone and growth hormone in ovariectomized rats

  J K McDonald, M D Lumpkin, W K Samson, and S M McCann

  PNAS January 1, 1985 82 (2) 561-564; https://doi.org/10.1073/pnas.82.2.561
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  Comparison of chemically induced and spontaneous murine thymic lymphomas in RF and AKR mice: differential expression of c-myc and c-myb

  J Chinsky, F Lilly, and G Childs

  PNAS January 1, 1985 82 (2) 565-569; https://doi.org/10.1073/pnas.82.2.565
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  Identification of a single chromosome in the normal human genome essential for suppression of hamster cell transformation

  A Stoler and N Bouck

  PNAS January 1, 1985 82 (2) 570-574; https://doi.org/10.1073/pnas.82.2.570
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  Ascorbic acid mediates acetylcholine receptor increase induced by brain extract on myogenic cells

  D Knaack and T Podleski

  PNAS January 1, 1985 82 (2) 575-579; https://doi.org/10.1073/pnas.82.2.575
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  Different effects of N-ethylmaleimide on M1 and M2 muscarine receptors in rat brain

  D D Flynn and L T Potter

  PNAS January 1, 1985 82 (2) 580-583; https://doi.org/10.1073/pnas.82.2.580
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  Muscarinic cholinergic receptor in the human heart evidenced under physiological conditions by positron emission tomography

  A Syrota, D Comar, G Paillotin, J M Davy, M C Aumont, O Stulzaft, and B Maziere

  PNAS January 1, 1985 82 (2) 584-588; https://doi.org/10.1073/pnas.82.2.584
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  Electroconvulsive shock increases preproenkephalin messenger RNA abundance in rat hypothalamus

  K Yoshikawa, J S Hong, and S L Sabol

  PNAS January 1, 1985 82 (2) 589-593; https://doi.org/10.1073/pnas.82.2.589
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  Purification and characterization of the mu opiate receptor from rat brain using affinity chromatography

  R Maneckjee, R S Zukin, S Archer, J Michael, and P Osei-Gyimah

  PNAS January 1, 1985 82 (2) 594-598; https://doi.org/10.1073/pnas.82.2.594
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  Characterization of octopamine-sensitive adenylate cyclase: elucidation of a class of potent and selective octopamine-2 receptor agonists with toxic effects in insects

  J A Nathanson

  PNAS January 1, 1985 82 (2) 599-603; https://doi.org/10.1073/pnas.82.2.599
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  Phorbol ester effects on neurotransmission: interaction with neurotransmitters and calcium in smooth muscle

  J M Baraban, R J Gould, S J Peroutka, and S H Snyder

  PNAS January 1, 1985 82 (2) 604-607; https://doi.org/10.1073/pnas.82.2.604
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  Choline acetyltransferase and acetylcholine in Xenopus oocytes injected with mRNA from the electric lobe of Torpedo

  C B Gundersen, D J Jenden, and R Miledi

  PNAS January 1, 1985 82 (2) 608-611; https://doi.org/10.1073/pnas.82.2.608
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  Demonstration of inter- and intraspecies differences in serotonin binding sites by antibodies from an autistic child

  R D Todd and R D Ciaranello

  PNAS January 1, 1985 82 (2) 612-616; https://doi.org/10.1073/pnas.82.2.612
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  Complete coding sequence of rat tyrosine hydroxylase mRNA

  B Grima, A Lamouroux, F Blanot, N F Biguet, and J Mallet

  PNAS January 1, 1985 82 (2) 617-621; https://doi.org/10.1073/pnas.82.2.617
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  Transmission at voltage-clamped giant synapse of the squid: evidence for cooperativity of presynaptic calcium action

  S J Smith, G J Augustine, and M P Charlton

  PNAS January 1, 1985 82 (2) 622-625; https://doi.org/10.1073/pnas.82.2.622
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  Topological mapping of acetylcholine receptor: evidence for a model with five transmembrane segments and a cytoplasmic COOH-terminal peptide

  E F Young, E Ralston, J Blake, J Ramachandran, Z W Hall, and R M Stroud

  PNAS January 1, 1985 82 (2) 626-630; https://doi.org/10.1073/pnas.82.2.626