We measured plasma levodopa and large neutral amino acid (LNAA) levels in nine PD patients treated with carbidopa/levodopa and different isocaloric meals containing high protein-low carbohydrate, low protein-high carbohydrate, and balanced 5:1 carbohydrate:protein mixtures.lthough restricting dietary protein is a proposed adjunct to treating Parkinson's disease (PD), the effect of carbohydrate consumption is unknown.
Although the title of a journal article or book chapter is not usually italicized, sometimes words within the title may be italicized. These include book or movie titles, letters or words as linguistic examples, statistics, scientific names for animals, and other items that would be italicized in text, per APA Style guidelines.
1 Using italics, as in the examples above, is preferred, but. 2  is still acceptable. 3  Italicize book and journal titles, but not article titles. 4  APA's capitalization rules for titles can be confusing! 5  In the reference list, capitalize the first letter of every main word of a journal, magazine or newspaper title. For book and article titles, capitalize only the first letter of the first word of the title, the first word of its subtitle (if it has one), and any proper names.