Helkala EL - Search Results

1

Cholinergic deficit in Alzheimer's disease: a study based on CSF and autopsy data.

Reinikainen KJ, Riekkinen PJ, Paljärvi L, Soininen H, Helkala EL, Jolkkonen J, Laakso M. Reinikainen KJ, et al. Among authors: helkala el. Neurochem Res. 1988 Feb;13(2):135-46. doi: 10.1007/BF00973325. Neurochem Res. 1988. PMID: 3362291

2

Extrapyramidal signs in Alzheimer's disease: a 3-year follow-up study.

Soininen H, Laulumaa V, Helkala EL, Hartikainen P, Riekkinen PJ. Soininen H, et al. Among authors: helkala el. J Neural Transm Park Dis Dement Sect. 1992;4(2):107-19. doi: 10.1007/BF02251474. J Neural Transm Park Dis Dement Sect. 1992. PMID: 1349210

3

Slowing of electroencephalogram and choline acetyltransferase activity in post mortem frontal cortex in definite Alzheimer's disease.

Soininen H, Reinikainen KJ, Partanen J, Helkala EL, Paljärvi L, Riekkinen PJ. Soininen H, et al. Among authors: helkala el. Neuroscience. 1992 Aug;49(3):529-35. doi: 10.1016/0306-4522(92)90223-o. Neuroscience. 1992. PMID: 1501764

4

Slowing of the dominant occipital rhythm in electroencephalogram is associated with low concentration of noradrenaline in the thalamus in patients with Alzheimer's disease.

Soininen H, Reinikainen K, Partanen J, Mervaala E, Paljärvi L, Helkala EL, Riekkinen P Sr. Soininen H, et al. Among authors: helkala el. Neurosci Lett. 1992 Mar 16;137(1):5-8. doi: 10.1016/0304-3940(92)90285-f. Neurosci Lett. 1992. PMID: 1625817

5

Somatostatin and cognitive functions in Alzheimer's disease--the relationship of cerebrospinal fluid somatostatin increase with clinical response to tetrahydroaminoacridine.

Alhainen K, Sirviö J, Helkala EL, Reinikainen K, Riekkinen P Sr. Alhainen K, et al. Among authors: helkala el. Neurosci Lett. 1991 Sep 2;130(1):46-8. doi: 10.1016/0304-3940(91)90223-g. Neurosci Lett. 1991. PMID: 1684233

6

Different patterns of cognitive decline related to normal or deteriorating EEG in a 3-year follow-up study of patients with Alzheimer's disease.

Helkala EL, Laulumaa V, Soininen H, Partanen J, Riekkinen PJ. Helkala EL, et al. Neurology. 1991 Apr;41(4):528-32. doi: 10.1212/wnl.41.4.528. Neurology. 1991. PMID: 2011252

7

Longitudinal EEG spectral analysis in early stage of Alzheimer's disease.

Soininen H, Partanen J, Laulumaa V, Helkala EL, Laakso M, Riekkinen PJ. Soininen H, et al. Among authors: helkala el. Electroencephalogr Clin Neurophysiol. 1989 Apr;72(4):290-7. doi: 10.1016/0013-4694(89)90064-3. Electroencephalogr Clin Neurophysiol. 1989. PMID: 2467794

8

Vasopressin levels in CSF of Alzheimer patients: correlations with monoamine metabolites and neuropsychological test performance.

Jolkkonen J, Helkala EL, Kutvonen R, Lehtinen M, Riekkinen PJ. Jolkkonen J, et al. Among authors: helkala el. Psychoneuroendocrinology. 1989;14(1-2):89-95. doi: 10.1016/0306-4530(89)90057-7. Psychoneuroendocrinology. 1989. PMID: 2471986

9

Different error pattern of episodic and semantic memory in Alzheimer's disease and Parkinson's disease with dementia.

Helkala EL, Laulumaa V, Soininen H, Riekkinen PJ. Helkala EL, et al. Neuropsychologia. 1989;27(10):1241-8. doi: 10.1016/0028-3932(89)90036-5. Neuropsychologia. 1989. PMID: 2594170

10

Cerebrospinal fluid somatostatin correlates with spectral EEG variables and with parietotemporal cognitive dysfunction in Alzheimer patients.

Soininen H, Riekkinen PJ, Partanen J, Helkala EL, Laulumaa V, Jolkkonen J, Reinikainen K. Soininen H, et al. Among authors: helkala el. Neurosci Lett. 1988 Feb 15;85(1):131-6. doi: 10.1016/0304-3940(88)90442-9. Neurosci Lett. 1988. PMID: 2896317

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