David S. Letham

Research.com Recognitions

• 1983 - Fellow of the Australian Academy of Science

Overview

Best Publications

• The Biosynthesis and Metabolism of Cytokinins

  and D S Letham;L M S Palni

  891
  Citations

• Inhibition of Cyclin‐Dependent Kinases by Purine Analogues

  Walter Filgueira De Azevedo;Sophie Leclerc;Laurent Meijer;Libor Havlicek

  804
  Citations

• Regulators of Cell Division in Plant Tissues

  C. W. Parker;D. S. Letham

  462
  Citations

• Cytokinin controls the cell cycle at mitosis by stimulating the tyrosine dephosphorylation and activation of p34cdc2-like H1 histone kinase

  Kerong Zhang;David S. Letham;Peter C. L. John

  370
  Citations

• Regulators of Cell Division in Plant Tissues XII. A Cytokinin Bioassay Using Excised Radish Cotyledons

  D. S. Letham

  244
  Citations

• Control of axillary bud initiation and shoot architecture in Arabidopsis through the SUPERSHOOT gene

  Titima Tantikanjana;Jean W.H. Yong;D. Stuart Letham;Megan Griffith

  235
  Citations

• Correlation of xylem sap cytokinin levels with monocarpic senescence in soybean.

  L D Noodén;S Singh;D S Letham

  195
  Citations

• Effects of Elevated [CO2] and Nitrogen Nutrition on Cytokinins in the Xylem Sap and Leaves of Cotton

  Jean W.H. Yong;S. Chin Wong;D. Stuart Letham;Charles H. Hocart

  161
  Citations

• Detection of cytokinins in a seaweed extract

  Stephen A.B. Tay;John K. Macleod;Lok Man S. Palni;David S. Letham

  158
  Citations

• Cytokinins from Zea mays

  David Stuart Letham

  147
  Citations

• The effect of auxin on cytokinin levels and metabolism in transgenic tobacco tissue expressing an ipt gene

  R. Zhang;R. Zhang;X. Zhang;J. Wang;D.S. Letham

  135
  Citations

• Cytokinin biochemistry in relation to leaf senescence. VII. Endogenous cytokinin levels and exogenous applications of cytokinins in relation to sequential leaf senescence of tobacco

  Santokh Singh;Santokh Singh;D. S. Letham;L. M. S. Palni;L. M. S. Palni

  122
  Citations

• Regulators of cell division in plant tissues : XXV. Metabolism of zeatin by lupin seedlings.

  C. W. Parker;D. S. Letham;B. I. Gollnow;R. E. Summons

  121
  Citations

• The binding of kinetin to plant ribosomes.

  M. V. Berridge;R. K. Ralph;D. S. Letham

  119
  Citations

• Regulators of cell division in plant tissues. XXIX. The activities of cytokinin glucosides and alanine conjugates in cytokinin bioassays

  D. S. Letham;L. M. S. Palni;G. Q. Tao;B. I. Gollnow

  119
  Citations

• Phytohormones, Rhizobium mutants, and nodulation in legumes. III: Auxin metabolism in effective and ineffective pea root nodules

  Jane Badenoch-Jones;Barry G. Rolfe;David S. Letham

  118
  Citations

• Quantitation of cytokinins in biological samples using antibodies against zeatin riboside.

  Jane Badenoch-Jones;David S. Letham;Charles W. Parker;Barry G. Rolfe

  115
  Citations

• Effect of cytokinins supplied via the xylem at multiples of endogenous concentrations on transpiration and senescence in derooted seedlings of oat and wheat

  J. Badenoch-Jones;C.W. Parker;D.S. Letham;S. Singh

  115
  Citations

• Regulators of cell division in plant tissues : XXVIII. Metabolites of zeatin in sweet-corn kernels: Purifications and identifications using high-performance liquid chromatography and chemical-ionization mass spectrometry.

  R. E. Summons;B. Entsch;D. S. Letham;B. I. Gollnow

  113
  Citations

• Phytohormones, Rhizobium mutants, and nodulation in legumes, IV: Auxin metabolites in pea root nodules

  Jane Badenoch-Jones;Roger E. Summons;Barry G. Rolfe;David S. Letham

  102
  Citations

• Cytokinin Biochemistry in Relation to Leaf Senescence II. The Metabolism of 6-Benzylaminopurine in Soybean Leaves and the Inhibition of Its Conjugation

  Zhang R;Letham Ds;Wong Oc;Noodén Ld

  98
  Citations

• Inhibitors of two enzymes which metabolize cytokinins

  Charles W. Parker;Barrie Entsch;Barrie Entsch;David S. Letham

  96
  Citations

• Mass spectrometric quantification of indole-3-acetic Acid in Rhizobium culture supernatants: relation to root hair curling and nodule initiation.

  Jane Badenoch-Jones;R. E. Summons;M. A. Djordjevic;J. Shine

  96
  Citations

• Regulators of cell division in plant tissues: XXIII. The identity of an unusual metabolite of 6-benzylaminopurine

  D.S. Letham;M.M. Wilson;C.W. Parker;I.D. Jenkins

  94
  Citations

• Mass Spectrometric Analysis of Cytokinins in Plant Tissues V. Identification of the Cytokinin Complex of Datura Innoxia Crown Gall Tissue

  Lok Man S. Palni;Roger E. Summons;David S. Letham

  93
  Citations

• Cytokinin Biochemistry in Relation to Leaf Senescence IV. Cytokinin Metabolism in Soybean Explants

  Santokh Singh;David S. Letham;Paula E. Jameson;Ren Zhang

  89
  Citations

• 6-benzylaminopurine and its glycosides as naturally occurring cytokinins

  S.K. Nandi;D.S. Letham;L.M.S. Palni;O.C. Wong

  88
  Citations