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Estimation of net primary productivity of intertidal seaweeds — limitations and latent problems
Abstract Estimation of net primary production (NPP) of intertidal seaweeds by the harvest method is beset with a number of problems, prominent among which is the lack of a method to quantify… Expand
Experimental studies on hatching behavior in the chick. IV. Evidence for the role of a noradrenergic mechanism.
- R. Pittman, R. Oppenheim, T. Ramakrishna
- Biology, Medicine
- The Journal of experimental zoology
- 1 April 1978
In the present experiments we have attempted to determine whether one or more of the biogenic amines are involved in the prehatching and hatching behavior of the chick. Injection of reserpine first… Expand
Loss of dendritic connectivity in CA1, CA2, and CA3 neurons in hippocampus in rat under aluminum toxicity: Antidotal effect of pyridoxine
- E. Sreekumaran, T. Ramakrishna, T. Madhav, D. Anandh, T. Raju
- Biology, Medicine
- Brain Research Bulletin
- 15 February 2003
Aluminum chloride (AlCl(3); 4 mg/kg) was injected into the cerebrospinal fluid of adult rats as a one time dose. Rapid Golgi stained sections of hippocampus were examined for detailed histology of… Expand
Effect of pyridoxine deficiency on the exploratory behavior of rats.
Malnutrition early in life impairs the development of brain as well as behavior. In the present study the behavioral effects of preweaning pyridoxine deficiency in rats, as reflected by their… Expand
Ecological Studies on Some Agarophytes from Veraval Coast (India) I. Effects of Aerial Conditions on the Biomass Dynamics
Les resultats des effets de la temperature de l'air, de l'humidite relative et de la vitesse du vent sur la biomasse des trois agarophytes suivants: Gracilaria corticata, Gelidium pusillum et Hypnea… Expand
Seizures secondary to isoniazid ingestion
SUMMARYTwo cases of seizures following the ingestion of large doses of isoniazid are reported. Possible mechanisms underlying such seizures and methods of treatment are discussed.
State determined system of a circadian rhythm in scorpion
EXTENSIVE studies have been made of the endogenous rhythms in neurosecretion (Habibullah, 1963)in the central excitability state (Rao, K. P.,1963; 1964, Rao and Gopalakrishna Reddy, 1967) and in the… Expand
Influence of changes in salinity, pH, and temperature on the spores and sporelings of Padinatetrastromat1ca Hauck
Abstract Effects of salinity, pH, and temperature on the spores and sporelings of Padina tetrastromatica Hauck from India have been investigated. The alga showed tolerance to salinities of… Expand