Letters to the Editor

Sakurada Effects of propranolol on heart muscle mitochondria. Biochem Pharmacol 1972;21:535–40

Grundin The inhibition of mitochondrial NADH oxidase by alprenolol and the protective effect of cytochrome P-450. Acta Pharmacol Toxicol 1975;37:154–64

Kishi Inhibition of Coenzyme Q10-enzymes by clincally used adrenergic blockers of beta-receptors. Res Commun Chem Pathol Pharmacol 1977;17:157–64

Oliviera Studies of practolol on mitochondrial metabolism. Res Commun Chem Pathol Pharmacol 1980;29:141–8

Zwarenstein-Sapeika Inhibitory effect of fenfluramine and propranolol on NADH dehydrogenase of mouse heart homogenates. Res Commun Chem Pathol Pharmacol 1972;4:353–9

Bhayana-Alto-Dhalla The effects of beta-adrenergic blockers on heart mitochondrial metabolism. Gen Pharmacol 1980;11:271–4

Ramadan Low brain magnesium in migraine. Headache 1989;29:590–4

Wei Inhibition of the mitochondrial Mg2-ATPase by propranolol. Biochem. Pharmacol 1986;34:911–7

Choe Potentiation of the toxicity of adriamycin by propranolol. Res Commun Chem Pathol Pharmacol 1978;21:577–80

Rotevatn Propranolol induced lipid accumulation and mitochondrial granularity in myocardial cells. Cardiovasc Res 1983;17:290–3

Steinrauf Beta-adrenergic blocking agents. Effect of chronic dosage on a fit, middle-aged man: a case study and review.Indiana MedJuly 1985:600 4

Cunnane-Blackwood Psychosis with propranolol: Still not recognized? Postgrad Med J 1987;63:57–8

Welch Preliminary observation on brain energy metabolism in migraine studied by in vivo 31PNMR spectroscopy. Neurology 1989;39:538–41

Barolin-Saurugg-Schnaberth-Summer Vorläufige Mitteilung über Metabolismus und Hirndurchblutung beim Status migraenosus.Wien Med Wochenschr 1973;1/2:7–10

Montagna P Sacquegna T Martinelli P Cortelli P Bresolin N Moggio M Baldrati A Riva R Lugaresi E Mitochondrial abnormalities in migraine. Preliminary findings. Headache 1988;28:477–80

Barbiroli B Montagna P Cortelli P Martinelli P Sacquegna T Zaniol P Lugaresi E Complicated migraine studied by phosphorus magnetic resonance spectroscopy. Cephalalgia 1990;10:263–72

Welch KMA Levine SR D'Andria G Schultz CR Helpern JA Preliminary observation on brain energy metabolism in migraine studied by in vivo phosphorus ³¹NMR spectroscopy. Neurology 1989;39:538–41

Barolin-Saurugg-Schnaberth-Summer Vorlaufige Mitteilung uber Metabolismus und Mirndurchblutung beim Status migraenosus.Wiener Medizinische Wochenschrift 1973;1,2:7–10

Montagna P Cortelli P Monari L Brain and muscle energy metabolism in migraine studied by 31P Magnetic Resonance Spectroscopy (31P-MRS).Neurology 1991 (suppl 1);41:254

Mochi M Sangiorgi S Cortelli P Migraine with aura: a threshold character with mitochondrial enzymes deficiency.Neurology 1991 (suppl 1);41:369

Montagna P Sacquegna T Cortelli P Lugaresi E Migraine as a deficit of brain oxidative metabolism: a hypothesis. J Neurol 1989;236:124–5

Nakashima K Takahashi K Exteroceptive suppression of the masseter, temporalis and trapezius muscles produced by mental nerve stimulation in patients with chronic headaches. Cephalalgia 1991;11:23–8

Schoenen J Jamart B Gerad P Lenarduzzi P Delwaide PJ Exteroceptive suppression of temporalis muscle activity in chronic headache. Neurology 1987;37:1834–6

Wallasch TM Reinecke M Langohr HD EMG-Analyse der exterozeptiven Suppression der Temporalismuskelaktivität bei Kopfschmerzen vom Spannungstyp. Nervenarzt 1991;62:123–6

Wallasch TM Reinecke M Langohr HD Exterozeptive Suppression der Temporalismuskelaktivität bei Kopfschmerzen. Seitenvergleich der Dauer der ipsi- und kontralateralen Sup-pressionsperioden. Nervenheilkunde 1989;9:58–60

Wallasch TM Exteroceptive suppression of temporal muscle activity in chronic tension-type headache. Headache 1990;30:317

Wallasch TM Reinecke M Langohr HD EMG-analysis of the exteroceptive suppression of temporal muscle activity in episodic and chronic tension-type headaches.Cephalalgia 1991;11:(in press)

Schoenen J Tension-type headache: Pathophysiological evidence for a disturbance of ‘limbic’ pathways to the brainstem. Headache 1990;30:314–5

Nakashima K Thompson PD Rothwell JC Day BL Stell R Marsden CD An exteroceptive reflex in the sternocleidomastoid muscle produced by electrical stimulation of the supraorbital nerve in normal subjects and patients with spasmodic torticollis. Neurology 1989;39:1354–8

Nakashima K Takahashi K Azumi T Ishida G Exteroceptive suppression of the masseter and temporalis muscles produced by electrical stimulation of the mental nerve in patients with Parkinson's disease. Acta Neurol Scand 1990;81:407–10

Wallasch TM Exteroceptive suppression of temporal muscle activity in chronic headache. J Neur Sci 1990;98(suppl 1):446

Palkowitz M Brownstein M Saavedra JM Serotonin content of the brain stem nuclei in the rat. Brain Res 1974;80:237–49