In this issue
p. 0953

Mosquito repellants
p. 0955 | Mohan, Dinesh

God and/or Science
p. 0955 | Bera, Rajendra K.

Nobel Prizes 1990
p. 0956

Fields medals 1990
p. 0958

Unusual polynuclear gold compounds containing hyper-coordinated carbon and nitrogen
p. 0959 | Krishnamurthy, S. S.

On brain drain, and the residuum
p. 0960 | Mookherjee, Asoke

IUCAA: A new experiment in the university sector
p. 0962 | Narlikar, Jayant V.

Topological field theories
p. 0965 | Rajaraman, R.

An overview of microphase catalysis
p. 0970 | Mehra, Anurag

A correlation study of radon in dwellings with radium content of soil
p. 0979 | Ramachandran, T. V.; Ramu, M. C. Subba; Mishra, U. C.

Performance characteristics of a hypercube-type parallel computer
p. 0982 | Neelakantan, K.; Ghosh, P. P.; Ganagi, M. S.; Athithan, G.; Atre, M. V.; Venkataraman, G.

Effect of solar activity on the minor constituents in the mesosphere and lower thermosphere
p. 0988 | Somayaji, T. S. N.; Mani, T. Aruna

Solvent effect on fluorescence lifetime of 8-anilino-napthalene-1-sulphonate
p. 0991 | Bhatt, T.; Tripathi, H. B.; Pant, D. D.

Preparation of octacalcium phosphate and its conversion to hydroxyapatite: An electron microscopic investigation
p. 0993 | Mahapatra, P. P.; Mishra, Bagmi

Rose colouration of muscovite in rose mica schists from Manbazar-Gopalnagar, Puruliya district, West Bengal, Eastern India
p. 0995 | Bhattacharyya, C.; Chakraborty, A.; Nandi, K.

Purification and some properties of a virus causing chlorotic mottle disease in carnation (Dianthus caryophyllus L. )
p. 0997 | Raj, S. K.; Aslam, M.; Singh, B. P.

Fungus and insect spoiled maize for ethanol production by Saccharomyces cerevisiae var ellipsoideus and zymomonas mobilis
p. 0999 | Kanta, R. C.; Neelgund, Y. F.

Increase in NADH-glutamate synthase activity in bean leaf segments by light
p. 1001 | Puranik, Rekha M.; Srivastava, H. S.

Drug targeting to a fast growing rat histiocytoma
p. 1003 | Khar, Ashok; Kumari, A. Leela

Annual review of Biochemistry, Vol. 58, 1989
p. 1005 | Nagaraja, V.

Light and Plant Growth
p. 1006 | Sopory, S. K.

Recent Trends in Radiobiological Research
p. 1006 | Notani, N. K.

CSIR Young Scientist Awards 1990
p. 1008

Shanthi Swarup Bhatnagar Prizes 1989
p. 1008