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Acetylcholine receptors from human muscle as pharmacological targets for ALS therapy

Palma E, Reyes-Ruiz JM, Lopergolo D, Roseti C, Bertollini C, Ruffolo G, Cifelli P, Onesti E, Limatola C, Miledi R, Inghilleri M. Proc Natl Acad Sci USA. 2016;113(11):3060-3065.

Observational studyHumans

Design
Observational study
Subjects
Muscle membranes from ALS and denervated patients tested in frog oocytes; a clinical cohort of 76 ALS patients, some treated with palmitoylethanolamide and some not
Dose used in the study
Not stated in the abstract
Duration
Not stated in the abstract
What was measured
Rundown of acetylcholine-evoked currents in transplanted muscle membranes; AChR subunit expression by quantitative PCR; forced vital capacity over time in treated versus untreated ALS patients

What the authors reported

Palmitoylethanolamide reduced the rundown of acetylcholine currents in muscle membranes from ALS and denervated patients, acting on the adult epsilon-type receptor, and treated ALS patients had a slower decline in forced vital capacity than untreated patients. Data came from 76 ALS patients and 17 denervated patients, and muscle from ALS patients showed increased expression of the receptor's alpha1 subunit compared with non-ALS patients, with no difference in the other subunits.

Limits of this study

The clinical part compares treated and untreated ALS patients, and the abstract gives no detail on dose, duration or how treatment was chosen. Authors declare no conflicts. A related myasthenia gravis pilot is Onesti 2019.

Source

PubMed 26929355 · doi:10.1073/pnas.1600251113

Entry checked against the abstract on PubMed on 2026-10-19. The dose shown is the dose the researchers used. It is not a recommendation. How to read this page.