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	1.	Rapid and sensitive step gradient assays of glutamate, glycine, taurine and gamma-aminobutyric acid by high-performance liquid chromatography-fluorescence detection with o-phthalaldehyde-mercaptoethanol derivatization with an emphasis on microdialysis samples. [electronic resource] by Piepponen, T P Skujins, A Producer: 20011212 In: Journal of chromatography. B, Biomedical sciences and applications vol. 757 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Effects of selective opioid receptor antagonists on morphine-induced changes in striatal and limbic dopamine metabolism. [electronic resource] by Piepponen, T P Ahtee, L Producer: 19970219 In: Pharmacology & toxicology vol. 77 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	Morphine-stimulated metabolism of striatal and limbic dopamine is dissimilarly sensitized in rats upon withdrawal from chronic morphine treatment. [electronic resource] by Honkanen, A Piepponen, T P Ahtee, L Producer: 19950504 In: Neuroscience letters vol. 180 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Effect of sex and age on brain monoamines and spatial learning in rats. [electronic resource] by Tanila, H Taira, T Piepponen, T P Honkanen, A Producer: 19950418 In: Neurobiology of aging vol. 15 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Enhanced motor activity and brain dopamine turnover in mice during long-term nicotine administration in the drinking water. [electronic resource] by Gäddnäs, H Pietilä, K Piepponen, T P Ahtee, L Producer: 20020312 In: Pharmacology, biochemistry, and behavior vol. 70 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Effects of morphine in rats withdrawn from repeated nifedipine administration. [electronic resource] by Piepponen, T P Zharkovsky, A Kivastik, T Ahtee, L Producer: 19990429 In: European journal of pharmacology vol. 365 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	7.	Behavioural and neurochemical sensitization of morphine-withdrawn rats to quinpirole. [electronic resource] by Piepponen, T P Katajamäki, J Kivastik, T Zharkovsky, A Ahtee, L Producer: 19970106 In: Pharmacology, biochemistry, and behavior vol. 54 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	8.	Morphine- and cocaine-induced conditioned place preference: effects of quinpirole and preclamol. [electronic resource] by Kivastik, T Vuorikallas, K Piepponen, T P Zharkovsky, A Ahtee, L Producer: 19970212 In: Pharmacology, biochemistry, and behavior vol. 54 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	9.	Involvement of opioid mu 1 receptors in morphine-induced conditioned place preference in rats. [electronic resource] by Piepponen, T P Kivastik, T Katajamäki, J Zharkovsky, A Ahtee, L Producer: 19970930 In: Pharmacology, biochemistry, and behavior vol. 58 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	10.	The effects of systemically administered taurine and N-pivaloyltaurine on striatal extracellular dopamine and taurine in freely moving rats. [electronic resource] by Salimäki, J Scriba, G Piepponen, T P Rautolahti, N Ahtee, L Producer: 20040623 In: Naunyn-Schmiedeberg's archives of pharmacology vol. 368 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	11.	Effects of repeated morphine on locomotion, place preference and dopamine in heterozygous glial cell line-derived neurotrophic factor knockout mice. [electronic resource] by Airavaara, M Tuomainen, H Piepponen, T P Saarma, M Ahtee, L Producer: 20070829 In: Genes, brain, and behavior vol. 6 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	12.	Effects of repeated morphine on cerebral dopamine release and metabolism in AA and ANA rats. [electronic resource] by Mikkola, J A Honkanen, A Piepponen, T P Kiianmaa, K Ahtee, L Producer: 20010517 In: Pharmacology, biochemistry, and behavior vol. 67 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	13.	Characterization of the decrease of extracellular striatal dopamine induced by intrastriatal morphine administration. [electronic resource] by Piepponen, T P Mikkola, J A Ruotsalainen, M Jonker, D Ahtee, L Producer: 19990901 In: British journal of pharmacology vol. 127 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	14.	Effects of repeated morphine treatment on metabolism of cerebral dopamine and serotonin in alcohol-preferring AA and alcohol-avoiding ANA rats. [electronic resource] by Mikkola, J A Honkanen, A Piepponen, T P Kiianmaa, K Ahtee, L Producer: 20010913 In: Alcohol and alcoholism (Oxford, Oxfordshire) vol. 36 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	15.	Effects of repeated cocaine treatment on striatal dopamine release in alcohol-preferring AA and alcohol-avoiding ANA rats. [electronic resource] by Mikkola, J A Honkanen, A Piepponen, T P Kiianmaa, K Ahtee, L Producer: 20010503 In: Naunyn-Schmiedeberg's archives of pharmacology vol. 363 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	16.	Conditioned place preference induced by a combination of L-dopa and a COMT inhibitor, entacapone, in rats. [electronic resource] by Katajamäki, J Honkanen, A Piepponen, T P Lindén, I B Zharkovsky, A Ahtee, L Producer: 19980727 In: Pharmacology, biochemistry, and behavior vol. 60 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	17.	Involvement of opioid mu1-receptors in opioid-induced acceleration of striatal and limbic dopaminergic transmission. [electronic resource] by Piepponen, T P Honkanen, A Kivastik, T Zharkovsky, A Turtia, A Mikkola, J A Ahtee, L Producer: 19990820 In: Pharmacology, biochemistry, and behavior vol. 63 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)