Regulation of Cellular Differentiation in Filamentous Cyanobacteria in Free-Living and Plant-Associated Symbiotic Growth States

The chemical basis of morphogenesis

1952 • 11,233 citations

Escherichia coli and Salmonella :cellular and molecular biology

1996 • 8,124 citations

Generic Assignments, Strain Histories and Properties of Pure Cultures of Cyanobacteria

1979 • 7,419 citations

Quorum sensing in bacteria: the LuxR-LuxI family of cell density-responsive transcriptional regulators

1994 • 2,768 citations

Biological Nitrogen Fixation

1993 • 1,524 citations

The ecology of cyanobacteria: their diversity in time and space.

2000 • 1,435 citations

The Molecular Biology of Cyanobacteria

1994 • 1,409 citations

The Ecology of Cyanobacteria

2002 • 960 citations

Nitrogen Control in Cyanobacteria

2001 • 694 citations

Nitrogen control in bacteria

1995 • 660 citations

MOLECULAR GENETICS OF SPORULATION IN BACILLUS SUBTILIS

1996 • 628 citations

ABC transporters: bacterial exporters

1993 • 607 citations

Oxygen relations of nitrogen fixation in cyanobacteria

1992 • 557 citations

The Rhizobium-plant symbiosis

1995 • 533 citations

Heterocyst Metabolism and Development

1994 • 510 citations

brlA is necessary and sufficient to direct conidiophore development in aspergillus nidulans

1988 • 463 citations

The biology of cyanobacteria.

1982 • 452 citations

P_IISignal Transduction Proteins, Pivotal Players in Microbial Nitrogen Control

2001 • 420 citations

Heterocyst Pattern Formation Controlled by a Diffusible Peptide

1998 • 385 citations

Phycobiliproteins and Complementary Chromatic Adaptation

1975 • 378 citations

Spatial expression and autoregulation of hetR, a gene involved in the control of heterocyst development in Anabaena

1993 • 370 citations

The Hepaticae and Anthocerotae of North America east of the hundredth meridian

1966 • 366 citations

Methods for evaluating biological nitrogen fixation

1980 • 359 citations

Tansley Review No. 116

2000 • 345 citations

The Biology of Blue-Green Algae

1973 • 344 citations

Characterization of a gene controlling heterocyst differentiation in the cyanobacterium Anabaena 7120.

1991 • 316 citations

Recent advances in the social and developmental biology of the myxobacteria

1996 • 313 citations

Rearrangement of nitrogen fixation genes during heterocyst differentiation in the cyanobacterium Anabaena

1985 • 298 citations

CYANOBACTERIAL CELL INCLUSIONS

1984 • 281 citations

The Biology of Symbiosis

1987 • 279 citations

Tansley Review No. 107. Heterocyst and akinete differentiation in cyanobacteria

1999 • 273 citations

Assimilatory Nitrogen Metabolism and Its Regulation

1994 • 269 citations

SIGNALING AND HOST RANGE VARIATION IN NODULATION

1992 • 268 citations

Molecular and cellular regulation of autotrophic carbon dioxide fixation in microorganisms

1988 • 265 citations

Effects of L-methionine-DL-sulphoximine on the assimilation of newly fixed NH3, acetylene reduction and heterocyst production in Anabaena cylindrica

1975 • 257 citations

The Phototrophic Prokaryotes

1999 • 256 citations

Modes of cyanobacterial carbon metabolism

1983 • 245 citations

Different promoters for the Anabaena glutamine synthetase gene during growth using molecular or fixed nitrogen

1983 • 230 citations

Photoheterotrophy and chemoheterotrophy among unicellular blue-green algae

1972 • 229 citations

Developmental regulation and spatial pattern of expression of the structural genes for nitrogenase in the cyanobacterium Anabaena.

1990 • 224 citations

Molecular mechanism for the operation of nitrogen control in cyanobacteria.

1994 • 215 citations

Expression of the Anabaena hetR gene from a copper-regulated promoter leads to heterocyst differentiation under repressing conditions

2001 • 215 citations

Requirement of the regulatory protein NtcA for the expression of nitrogen assimilation and heterocyst development genes in the cyanobacterium Anabaena sp. PCC7120

1994 • 213 citations

Molecular mechanism for the operation of nitrogen control in cyanobacteria.

1994 • 212 citations

Genome Size of Cyanobacteria

1979 • 205 citations

Switch Protein Alters Specificity of RNA Polymerase Containing a Compartment-Specific Sigma Factor

1989 • 201 citations

Anabaena sp. strain PCC 7120 ntcA gene required for growth on nitrate and heterocyst development

1994 • 195 citations

Metabolism of glucose by unicellular blue-green algae

1972 • 194 citations

The PII protein in the cyanobacterium Synechococcus sp. strain PCC 7942 is modified by serine phosphorylation and signals the cellular N-status

1994 • 194 citations

The Azolla-Anabaena Symbiosis: Basic Biology

1989 • 193 citations

Formation of glutamine from [13n]ammonia, [13n]dinitrogen, and [14C]glutamate by heterocysts isolated from Anabaena cylindrica

1977 • 190 citations

HETEROCYST FORMATION

1996 • 188 citations

The Azolla, Anabaena azollae Relationship

1974 • 175 citations

Gliding motility in cyanobacteria: observations and possible explanations

2000 • 174 citations

Rule governing Cell Division in Anabaena

1972 • 174 citations

Movement of Carbon from Vegetative Cells to Heterocysts in Anabaena cylindrica

1968 • 173 citations

The production of extracellular nitrogenous substances by a blue-green alga

1952 • 170 citations

Genetic evidence of a major role for glucose-6-phosphate dehydrogenase in nitrogen fixation and dark growth of the cyanobacterium Nostoc sp. strain ATCC 29133

1995 • 169 citations

Pattern formation in the blue-green alga,Anabaena: I. basic mechanisms

1973 • 167 citations

Analysis of a Het- mutation in Anabaena sp. strain PCC 7120 implicates a secondary metabolite in the regulation of heterocyst spacing

1994 • 166 citations

The patA gene product, which contains a region similar to CheY of Escherichia coli, controls heterocyst pattern formation in the cyanobacterium Anabaena 7120.

1992 • 164 citations

PatS and Products of Nitrogen Fixation Control Heterocyst Pattern

2001 • 154 citations

The role of HetN in maintenance of the heterocyst pattern in Anabaena sp. PCC 7120

2001 • 152 citations

Programmed DNA rearrangement of a cyanobacterial hupL gene in heterocysts.

1995 • 151 citations

Nitrogen Fixation by Photosynthetic Microorganisms

1973 • 150 citations

Functional analysis of the phosphoprotein PII (glnB gene product) in the cyanobacterium Synechococcus sp. strain PCC 7942

1995 • 150 citations

Symbiosis between Nitrogen-Fixing Cyanobacteria and Plants

1998 • 149 citations

The Nostoc–Gunnera symbiosis

1992 • 148 citations

The permeability of heterocysts to the gases nitrogen and oxygen

1985 • 148 citations

Heterocyst formation in cyanobacteria

2000 • 142 citations

A second nitrogenase in vegetative cells of a heterocyst-forming cyanobacterium.

1995 • 139 citations

The Responses of Cyanobacteria to Environmental Conditions: Light and Nutrients

1994 • 131 citations

Handbook of symbiotic cyanobacteria.

1990 • 129 citations

Evidence that the barrier to the penetration of oxygen into heterocysts depends upon two layers of the cell envelope

1989 • 127 citations

Determinants of Spatial Organization

1979 • 126 citations

Pure culture and reconstitution of the Anthoceros-Nostoc symbiotic association

1983 • 126 citations

Deletion of a 55-kilobase-pair DNA element from the chromosome during heterocyst differentiation of Anabaena sp. strain PCC 7120

1988 • 125 citations

Characteristics of Hormogonia Formation by Symbiotic Nostoc spp. in Response to the Presence of Anthoceros punctatus or Its Extracellular Products

1989 • 116 citations

Two Anabaena sp. strain PCC 7120 DNA-binding factors interact with vegetative cell- and heterocyst-specific genes

1994 • 116 citations

Control of transcription of the Bacillus subtilis spoIIIG gene, which codes for the forespore-specific transcription factor sigma G

1991 • 115 citations

Pattern formation in the blue-green alga Anabaena ii. controlled proheterocyst regression

1973 • 115 citations

Nitrogen availability and electron transport control the expression of glnB gene (encoding PII protein) in the cyanobacterium Synechocystis sp. PCC 6803.

1997 • 114 citations

Isolation and characterization of the gene encoding the principal sigma factor of the vegetative cell RNA polymerase from the cyanobacterium Anabaena sp. strain PCC 7120

1991 • 112 citations

The DevBCA exporter is essential for envelope formation in heterocysts of the cyanobacterium Anabaena sp. strain PCC 7120

1998 • 111 citations

Quorum sensing and the cell-cell communication dependent regulation of gene expression in pathogenic and non-pathogenic bacteria.

1998 • 109 citations

Identification of multiple RNA polymerase sigma factor homologs in the cyanobacterium Anabaena sp. strain PCC 7120: cloning, expression, and inactivation of the sigB and sigC genes

1992 • 108 citations

A developmentally regulated gvpABC operon is involved in the formation of gas vesicles in the cyanobacterium Calothrix 7601

1987 • 108 citations

THE AZOLLA‐ANABAENA AZOLLAE RELATIONSHIP

1978 • 107 citations

The pattern of development of Anabaena in the Azolla-Anabaena symbiosis

1975 • 107 citations

Heterocyst Formation inAnabaena

2014 • 106 citations

Identification and characterization of hetA, a gene that acts early in the process of morphological differentiation of heterocysts

1990 • 106 citations

Regulation of Expression of Nitrate and Dinitrogen Assimilation by Anabaena Species

1983 • 103 citations

Control of phycobiliprotein proteolysis and heterocyst differentiation in Anabaena

1980 • 103 citations

Transient accumulations of cyanophycin in Anabaena cylindrica and Synechocystis 6308

1990 • 101 citations

Photosynthetic electron transport controls nitrogen assimilation in cyanobacteria by means of posttranslational modification of the glnB gene product.

1991 • 98 citations

The pathways of assimilation of 13NH4+ by the cyanobacterium, Anabaena cylindrica.

1977 • 97 citations

Evidence that HetR protein is an unusual serine-type protease

1998 • 97 citations

THE CYANOPHYTE‐HEPATIC SYMBIOSIS I. MORPHOLOGY AND PHYSIOLOGY

1977 • 96 citations

The hetC Gene Is a Direct Target of the NtcA Transcriptional Regulator in Cyanobacterial Heterocyst Development

1999 • 96 citations

Formation of one-dimensional patterns by stochastic processes and by filamentous blue-green algae

1975 • 95 citations

Hormogonium Differentiation in the Cyanobacterium Calothrix: A Photoregulated Developmental Process.

1991 • 95 citations

Phenotypic and genotypic comparison of symbiotic and free-living cyanobacteria from a single field site

1997 • 95 citations

Function, structure and composition of cell walls and external layers

1982 • 94 citations

Photosynthetic components and activities of nitrogen-fixing isolated heterocysts of Anabaena cylindrica

1977 • 90 citations

Organization of the nif genes in cyanobacteria in symbiotic association with Azolla and Anthoceros

1988 • 88 citations

Transcription of the Anabaena sp. strain PCC 7120 ntcA gene: multiple transcripts and NtcA binding

1996 • 87 citations

The hetF Gene Product Is Essential to Heterocyst Differentiation and Affects HetR Function in the Cyanobacterium Nostoc punctiforme

2001 • 86 citations

Sucrose biosynthesis in a prokaryotic organism: Presence of two sucrose-phosphate synthases in Anabaena with remarkable differences compared with the plant enzymes

1996 • 85 citations

Azolla-Anabaena Relationship

1979 • 83 citations

DEVELOPMENTALLY REGULATED GENE REARRANGEMENTS IN PROKARYOTES

1992 • 82 citations

Physiological basis of the pattern of vegetative growth of a blue-green alga.

1967 • 81 citations

Effect on Heterocyst Differentiation of Nitrogen Fixation in Vegetative Cells of the Cyanobacterium Anabaena variabilis ATCC 29413

2001 • 80 citations

Isolation and preliminary characterization of auxotrophs of a filamentous Cyanobacterium

1977 • 79 citations

The GS‐GOGAT pathway is not operative in the heterocysts. Cloning and expression of glsF gene from the cyanobacterium Anabaena sp. PCC 7120

2000 • 78 citations

Localization of Nitrogen Fixation in Anabaena

1971 • 78 citations

Heterocyst and Nitrogenase Development in Anabaena cylindrica

1976 • 77 citations

Early Communication in theGunnera-NostocSymbiosis: Plant-Induced Cell differention and Protein Systhesis in the Cyanobacterium

1994 • 76 citations

Modes of reduction of nitrogenase in heterocysts isolated from Anabaena species

1978 • 75 citations

Phosphorylation of the signal transducer P_II protein and an additional effector are required for the P_II‐mediated regulation of nitrate and nitrite uptake in the cyanobacterium Synechococcus sp. PCC 7942

2000 • 75 citations

The patB gene product, required for growth of the cyanobacterium Anabaena sp. strain PCC 7120 under nitrogen-limiting conditions, contains ferredoxin and helix-turn-helix domains

1993 • 75 citations

Establishment of a functional symbiosis between the cyanobacterium Nostoc punctiforme and the bryophyte Anthoceros punctatus requires genes involved in nitrogen control and initiation of heterocyst differentiation The GenBank accession numbers for the coding regions of ntcA, hetR and hetF are AY038370, AF318069 and AF288130, respectively.

2002 • 75 citations

A Hormogonium Regulating Locus,hrmUA, of the CyanobacteriumNostoc punctiformeStrain ATCC 29133 and its Response to an Extract of a Symbiotic Plant PartnerAnthoceros punctatus

1997 • 74 citations

Early events during the establishment of the Gunnera/Nostoc symbiosis

1992 • 73 citations

The Transcription Apparatus and the Regulation of Transcription Initiation

1994 • 73 citations

Amplified expression of a transcriptional pattern formed during development of Anabaena

1993 • 71 citations

hetC, a gene coding for a protein similar to bacterial ABC protein exporters, is involved in early regulation of heterocyst differentiation in Anabaena sp. strain PCC 7120

1997 • 71 citations

Reconstitution of the symbiosis of Gunnera manicata Linden: cyanobacterial specificity

1994 • 70 citations

[22] Cellular differentiation: Hormogonia and baeocytes

1988 • 70 citations

The Global Nitrogen Regulator NtcA Regulates Transcription of the Signal Transducer P _II (GlnB) and Influences Its Phosphorylation Level in Response to Nitrogen and Carbon Supplies in the Cyanobacterium Synechococcus sp. Strain PCC 7942

1999 • 69 citations

Differentiation of Hormogonia and Relationships with Other Biological Processes

1994 • 67 citations

Electron Transport Regulates Cellular Differentiation in the Filamentous Cyanobacterium Calothrix.

1993 • 66 citations

GlbN (cyanoglobin) is a peripheral membrane protein that is restricted to certain Nostoc spp

1996 • 65 citations

Dephosphorylation of the phosphoprotein P_II in Synechococcus PCC 7942: identification of an ATP and 2‐oxoglutarate‐regulated phosphatase activity

1997 • 64 citations

SPECIFICITY IN THE GUNNERA‐NOSTOC ENDOSYMBIOSIS

1981 • 62 citations

Immuno-gold localization of glutamine synthetase in a nitrogen-fixing cyanobacterium (Anabaena cylindrica)

1985 • 62 citations

Genetic Engineering of Symbiotic Nitrogen Fixation and Conservation of Fixed Nitrogen

1981 • 61 citations

Anabaena sp. strain PCC 7120 responds to nitrogen deprivation with a cascade-like sequence of transcriptional activations

1997 • 61 citations

Effects of root-associated N2-fixing cyanobacteria on the growth and nitrogen content of wheat (Triticum vulgare L.) seedlings

1993 • 60 citations

Two mutations that block heterocyst differentiation have different effects on akinete differentiation in Nostoc ellipsosporum

1994 • 58 citations

THE AZOLLA-ANABAENA SYMBIOSIS: MORPHOLOGY, PHYSIOLOGY AND USE

2013 • 58 citations

Pathways of assimilation and transfer of fixed nitrogen in coralloid roots of cycad-Nostoc symbioses

1988 • 58 citations

Direct measurement of release and assimilation of ammonia in the Gunnera–Nostoc symbiosis

1996 • 58 citations

Characterization of HetR protein turnover in Anabaena sp. PCC 7120

1998 • 57 citations

Promoter recognition by the RNA polymerase from vegetative cells of the cyanobacterium Anabaena 7120

1991 • 56 citations

Identification and Inactivation of Three Group 2 Sigma Factor Genes in Anabaena sp. Strain PCC 7120

2001 • 56 citations

Suppression of heterocyst differentiation in Anabaena PCC 7120 by a cosmid carrying wild-type genes encoding enzymes for fatty acid synthesis

1997 • 56 citations

Evidence that the hanA gene coding for HU protein is essential for heterocyst differentiation in, and cyanophage A-4(L) sensitivity of, Anabaena sp. strain PCC 7120

1996 • 56 citations

Fixation of [13N]N2 and transfer of fixed nitrogen in the Anthoceros-Nostoc symbiotic association

1985 • 55 citations

A method for studying chemotaxis in nitrogen fixing cyanobacterium-plant symbioses

1996 • 55 citations

Azolla-Anabaena azollae Relationship

1976 • 54 citations

Modification of dinitrogenase reductase in the cyanobacterium Anabaena variabilis due to C starvation and ammonia

1990 • 54 citations

Colonization of wheat (Triticum vulgare L.) by N₂‐fixing cyanobacteria: III. The role of a hormogonia‐promoting factor

1993 • 53 citations

The isocitrate dehydrogenase from cyanobacteria

1983 • 53 citations

Suppression of heterocyst differentiation in Anabaena PCC 7120 by a cosmid carrying wild-type genes encoding enzymes for fatty acid synthesis

2006 • 53 citations

Properties of heterocysts isolated with colloidal silica

1976 • 52 citations

Mutants of Anabaena cylindrica altered in heterocyst spacing

1975 • 52 citations

A third genetic locus required for the formation of heterocysts in Anabaena sp. strain PCC 7120

1994 • 50 citations

Photomophogenesis in the Blue‐green Alga Nostoc commune 584

1970 • 49 citations

Colonization of wheat (Triticum vulgare L.) by N₂‐fixing cyanobacteria

1995 • 49 citations

Characterization of devA, a gene required for the maturation of proheterocysts in the cyanobacterium Anabaena sp. strain PCC 7120

1994 • 48 citations

Alteration in Heterocyst Pattern of Anabaena produced by 7-Azatryptophan

1973 • 48 citations

Biological pattern formation: New observations provide support for theoretical predictions

1994 • 47 citations

Gas Vacuole Formation in Hormogonia of Nostoc muscorum

1983 • 46 citations

Organization and transcription of genes important in Anabaena heterocyst differentiation

1983 • 46 citations

Morphology and Physiology

1996 • 45 citations

Mutation of an Alternative Sigma Factor in the Cyanobacterium Nostoc punctiforme Results in Increased Infection of Its Symbiotic Plant Partner, Anthoceros punctatus

1998 • 45 citations

Reconstitution of a cycad-cyanobacterial association

1999 • 45 citations

NADP(+)-isocitrate dehydrogenase from the cyanobacterium Anabaena sp. strain PCC 7120: purification and characterization of the enzyme and cloning, sequencing, and disruption of the icd gene

1994 • 43 citations

Anthoceros-Nostoc Symbiosis: Immunoelectronmicroscopic Localization of Nitrogenase, Glutamine Synthetase, Phycoerythrin and Ribulose-1,5-bisphosphate Carboxylase/Oxygenase in the Cyanobiont and the Cultured (Free-living) Isolate Nostoc 7801

1989 • 42 citations

Heterotrophic growth of the filamentous blue-green alga Plectonema boryanum

1975 • 42 citations

THE CYANOBACTERIUM‐ZAMIA SYMBIOSIS: AN ULTRASTRUCTURAL STUDY

1985 • 42 citations

Physiological sources of reductant for nitrogen fixation activity in Nostoc sp. strain UCD 7801 in symbiotic association with Anthoceros punctatus

1991 • 41 citations

Glutamine synthetase: activity and localization in cyanobacteria of the cycadsCycas revoluta andZamia skinneri

1986 • 41 citations

Characterization of the glnB gene product of Nostoc punctiforme strain ATCC 29133: glnB or the PII protein may be essential

1998 • 40 citations

Cellular Differentiation of Sucrose Metabolism in Anabaena variabilis

1985 • 40 citations

A MODE OF ENTRY OF BLUE‐GREEN ALGAE INTO THE APOGEOTROPIC ROOTS OF MACROZAMIA COMMUNIS

1975 • 40 citations

Regulation of expression of glutamine synthetase in a symbiotic Nostoc strain associated with Anthoceros punctatus

1987 • 38 citations

Requirement for direct association of ammonia-excreting Anabaena variabilis mutant (SA-1) with roots for maximal growth and yield of wheat

1993 • 38 citations

Relationship Between Age of Culture and Occurrence of the Pigments of Photosystem II of Photosynthesis in Heterocysts of a Blue-Green Alga

1972 • 38 citations

Hormogonium Differentiation in the Cyanobacterium Calothrix: A Photoregulated Developmental Process

1991 • 37 citations

Developmental patterns related to nitrogen fixation in theNostoc-Gunnera magellanica Lam. symbiosis

1990 • 37 citations

Azolla-Anabaena Relationship

1987 • 37 citations

Identification of the Active Site of HetR Protease and Its Requirement for Heterocyst Differentiation in the Cyanobacterium Anabaena sp. Strain PCC 7120

2000 • 35 citations

Characterization of the motile hormogonia of Mastigocladus laminosus

1987 • 34 citations

Effect of glutamine on growth and heterocyst differentiation in the cyanobacterium Anabaena variabilis

1986 • 33 citations

Electron Transport Regulates Cellular Differentiation in the Filamentous Cyanobacterium Calothrix

1993 • 31 citations

Evidence for plant-mediated regulation of nitrogenase expression in theAnthoceros-Nostoc symbiotic association

1992 • 31 citations

Photosynthetic CO2 fixation and ribulose bisphosphate carboxylase/oxygenase activity of Nostoc sp. strain UCD 7801 in symbiotic association with Anthoceros punctatus

1989 • 30 citations

The Azolla-Anabaena azollae Relationship

1981 • 28 citations

The Azolla-Anabaena azollae Relationship

1986 • 28 citations

Protein HU from the cyanobacterium Anabaena

1994 • 28 citations

The Cycas revoluta-Nostoc Symbiosis: Enzyme Activities of Nitrogen and Carbon Metabolism in the Cyanobiont

1987 • 27 citations

A vector for analysis of promoters in the cyanobacterium Anabaena sp. strain PCC 7120

1991 • 27 citations

Heterocyst differentiation and cell division in the cyanobacterium Anabaena cylindrical effect of high light intensity

1981 • 26 citations

A novel genome rearrangement involved in heterocyst differentiation of the cyanobacteriumAnabaenasp. PCC 7120

1994 • 26 citations

The Cyanobacterium Zamia Symbiosis: C2H2-Reduction and Heterocyst Frequency

1985 • 25 citations

Glutamine synthetase specific activity and protein concentration in symbiotic Anabaena associated with Azolla caroliniana

1988 • 25 citations

Physiological Studies on N2-Fixing Azolla

1981 • 25 citations

Nitrogenase inactivation by oxygen and enzyme turnover in Anabaena cylindrica

1983 • 23 citations

Oxygen concentration, nitrogenase activity and heterocyst frequency in the leaf cavities ofAzolla filiculoidesLam

1989 • 23 citations

Systems involving blue-green algae (Cyanobacteria).

1980 • 23 citations

Ammonium content, nitrogenase activity and heterocyst frequency within the leaf cavities of Azolla filiculoides Lam

1990 • 23 citations

6 Developmental Programs in Bacteria

1996 • 22 citations

Interaction of Carbon Metabolism in the Azolla-Anabaena Symbiosis

1988 • 22 citations

Measurement of an Inhibitory Zone

1976 • 21 citations

Effects of antibiotic treatments onAzolla-Anabaena andArthrobacter

1991 • 21 citations

The Nostoc‐Gunnera magellanica symbiosis: Phycobiliproteins, carboxysomes and Rubisco in the cyanobiont

1992 • 21 citations

Analysis of expression of the argC and argD genes in the cyanobacterium Anabaena sp. strain PCC 7120

1994 • 20 citations

Cyanobacterial Symbioses

1992 • 20 citations

Limited Multiplication of Symbiotic Cyanobacteria of Azolla spp. on Artificial Media

1990 • 19 citations

Nitrogen starvation mediated by DL-7-azatryptophan in the cyanobacterium Anabaena sp. strain CA

1987 • 19 citations

Effects of antibiotic treatments on Azolla-Anabaena and Arthrobacter

1991 • 19 citations

Developmental Alternatives Of Symbiotic Nostoc Punctiforme In Response To Its Plant Partner Anthoceros Punctatus

1999 • 18 citations

The Biotic Relationship of Anthoceros and Phaeoceros to Certain Cyanophyta

1967 • 18 citations

Modification of the p_IIprotein in response to carbon and nitrogen availability in filamentous heterocystous cyanobacteria

1996 • 17 citations

Cyclic AMP interferes with pattern formation in the cyanobacteriumAnabaena variabilis

1981 • 17 citations

Control of Heterocyst Development in the Cyanobacterium Anabaena cylindrica

1989 • 15 citations

Isolation of Empty Packets from <italic>Anabaena</italic>-free <italic>Azolla</italic>

1986 • 15 citations

Intercellular Interactions and Pattern Formation in Filamentous Cyanobacteria

1979 • 15 citations

Pigment distribution and nitrogen fixation inAnabaena azollae

1981 • 15 citations

The effect of DL-7-azatryptophan on heterocyst development in the cyanobacterium Anabaena cylindrica

1992 • 14 citations

An ethA mutation in Bacillus subtilis 168 permits induction of sporulation by ethionine and increases DNA modification of bacteriophage phi 105

1986 • 13 citations

Energy Supply System for the Gliding Movement of Hormogonia of the Cyanobacterium <italic>Nostoc cycadae</italic>

1987 • 12 citations

Differential effects of amino acid analogs on growth and heterocyst differentiation in two nitrogen-fixing blue-green algae

1980 • 9 citations

Influence of phosphorus status on finite structure of the cyanobacterium (blue-green alga) Calothrix parietina

1986 • 9 citations

Modification of the pII protein in response to carbon and nitrogen availability in filamentous heterocystous cyanobacteria

1996 • 7 citations

Characterization of gonidial zone ofCycas revolutacoralloid roots by means of microelectrodes

1993 • 6 citations

Isolation of the Anabaena sp. strain PCC 7120 sigA gene in a transcriptional-interference selection

1995 • 6 citations

Deleted Work

1955 • 0 citations