35 Result(s)

Article

The effect of cyclic adenosine monophosphate on the growth ofNeurospora crassa

N. C. Mishra in Naturwissenschaften (1976)

Article

Episome-like behaviour of donor DNA in transformed strains of Neurospora crassa

TRANSFORMATION is a well established process for the transfer of genetic information in bacteria^1,2. Although such a system in higher organisms remains to be fully elucidated, certain features of gene transfer in...

N. C. MISHRA in Nature (1976)

Article

Galactosyltransferase of Neurospora

An enzyme, galactosyltransferase, able to catalyze the formation of galactose polymers was detected in cell-free extracts of a wild type strain of Neurospora crassa. Enzyme activity was found in both the super...

A. Forsthoefel, N. C. Mishra in Experientia (1977)

Article

A Neurospora DNA polymerase

S. El-Assouli, N. C. Mishra in Naturwissenschaften (1978)

Article

Chinese hamster ovary cell mutants resistant to DNA polymerase inhibitors

Genetic characterizations of the Chinese hamster ovary cell mutants resistant to the DNA polymerase inhibitors (aphidicolin, ara-A and ara-C) have been described. Resistance to all three inhibitors showed domi...

J. K. Vishwanatha, N. C. Mishra in Molecular and General Genetics MGG (1985)

Article

Chinese hamster ovary cell mutants resistant to DNA polymerase inhibitors

Isolation and characterization of Chinese hamster ovary cell mutants resistant to different DNA polymerase ase inhibitors (aphidicolin, ara-A and ara-C) have been described. A particular mutant (JK3-1-2A) char...

J. K. Vishwanatha, N. C. Mishra in Molecular and General Genetics MGG (1985)

Article

An ethidium bromide induced mutant of Neurospora crassa defective in mitochondrial DNA

Slow growing mutants of Neurospora crassa were obtained by ethidium bromide treatment of the wild type strain. A particular mutant ER-3 showed stopper phenotype accompanied by deficient cytochrome spectra. The mu...

Frank D. Niagro, N. C. Mishra in Current Genetics (1989)

Article

Synthesis and structural characterization of calcia-stabilized tetragonal zirconia

Synthesis of calcia-stabilized tetragonal zirconia by the reaction of precipitated zirconium hydroxide with calcium oxide at ∼1400 K is described. The unit cell parameters of the oxidea ₀=b ₀=0.3644 nm,c ₀=0.5092...

A. M. George, M. A. Vaidya, A. B. Phadnis, N. C. Mishra in Journal of Materials Science (1991)

Article

Cooperative effect of Zn and Ga do** in YBa₂Cu₃O₇

The creation of local magnetic moments at the plane and chain Cu-sites in YBa₂Cu₃O₇ due to incorporation of Ga³⁺ and Zn²⁺ has been studied with respect to the superconducting transition temperature and structural...

N C Mishra, A K Rajarajan, K Patnaik, R Vijayaraghavan… in Bulletin of Materials Science (1991)

Article

Synthesis and structural characterization of calcia-stabilized tetragonal zirconia

Synthesis of calcia-stabilized tetragonal zirconia by the reaction of precipitated zirconium hydroxide with calcium oxide at ∼1400 K is described. The unit cell parameters of the oxidea ₀=b ₀=0.3644 nm,c ₀=0.5092...

A. M. George, M. A. Vaidya, A. B. Phadnis, N. C. Mishra in Journal of Materials Science (1991)

Article

Synthesis of La₂O₃-stabilized cubic zirconia (La_2/3ZrO₃)

A. M. George, N. C. Mishra, N. C. Jayadevan in Journal of Materials Science Letters (1992)

Article

Metastability-induced charge and spin fluctuations in 123 type superconductors

Various defects arising from lattice mismatch and coordination incompatibility at the cation sites are known to lend the cuprates a metastable state at temperatures and pressures where they exhibit superconduc...

H. P. Mohapatra, D. Behera, S. Misra, N. C. Mishra… in Journal of Superconductivity (1993)

Article

Genetic evidence that aphidicolin inhibits in vivo DNA synthesis in Chinese hamster ovary cells

Using a genetic approach, Chinese hamster ovary (CHO) cells sensitive (aph^S) and resistant (aph^R) to aphidicolin were grown in the presence or absence of various DNA polymerase inhibitors, and the newly synthesiz...

Robert W. Singleton, N. C. Mishra in Molecular and General Genetics MGG (1995)

Article

Formation of YAG from coprecipitated yttrium aluminium hydroxides

Thermal decomposition of the amorphous coprecipitate of yttrium and aluminium hydroxides forming yttrium aluminium garnet has been investigated employing thermal analyses, X-ray diffraction and IR spectroscopy...

A. M. George, N. C. Mishra, M. S. Nagar, N. C. Jayadevan in Journal of thermal analysis (1996)

Article

Ag-do**-induced coordination incompatibility and its effect on superconductivity in YBCO

A series of samples of YBa₂Cu_3-xAg_xO_7-y with 0≤x≤0.12 composition was studied to probe into the Ag substitution effect on oxygen stoichiometry, lattice parameters, and superconducting properties. With the samples...

D. Behera, N. C. Mishra, K. Patnaik in Journal of Superconductivity (1997)

Article

Electrical resistivity of La0.7A0.3O3 (A = Ca, Sr and Ba) at low temperature

Abstracts are not published in this journal

A. M. George, N. C. Mishra, C. G. Sivan Pillai in Journal of Materials Science Letters (1997)

Article

Electrical resistivity of La_0.7A_0.3MnO₃ (A=Ca, Sr and Ba) at low temperature

A. M. George, N. C. Mishra, C. G. Sivan Pillai in Journal of Materials Science Letters (1997)

Article

Characterization of Nd–YAG Powder for Laser Crystal Growth

A. M. George, N. C. Mishra, N. P. Karanjikar… in Journal of Materials Science Letters (1998)

Article

DC Electrical Resistivity Study of Granularity in YBa₂CU₃O₇/Ag Composites

Temperature-dependent electrical resistivity in a set of YBa₂Cu₃O_7−x /Ag composites, all prepared under an identical sintering schedule, is analyzed to extract granularity information. The weak-link resistivity ρ

D. Behera, K. Patnaik, N. C. Mishra in Journal of Superconductivity (1998)