<?xml version="1.0" encoding="utf-8"?>
<journal>
<title>Scientific Journal of Kurdistan University of Medical Sciences</title>
<title_fa>مجله علمي دانشگاه علوم پزشكي كردستان</title_fa>
<short_title>SJKU</short_title>
<subject>General</subject>
<web_url>http://sjku.muk.ac.ir</web_url>
<journal_hbi_system_id>54</journal_hbi_system_id>
<journal_hbi_system_user>journal54</journal_hbi_system_user>
<journal_id_issn>1560-652X</journal_id_issn>
<journal_id_issn_online>2345-4040</journal_id_issn_online>
<journal_id_pii>sjku</journal_id_pii>
<journal_id_doi>10.61186/sjku</journal_id_doi>
<journal_id_iranmedex></journal_id_iranmedex>
<journal_id_magiran></journal_id_magiran>
<journal_id_sid></journal_id_sid>
<journal_id_nlai></journal_id_nlai>
<journal_id_science></journal_id_science>
<language>en</language>
<pubdate>
	<type>jalali</type>
	<year>1394</year>
	<month>9</month>
	<day>1</day>
</pubdate>
<pubdate>
	<type>gregorian</type>
	<year>2015</year>
	<month>12</month>
	<day>1</day>
</pubdate>
<volume>20</volume>
<number>5</number>
<publish_type>online</publish_type>
<publish_edition>1</publish_edition>
<article_type>fulltext</article_type>
<articleset>
	<article>


	<language>fa</language>
	<article_id_doi></article_id_doi>
	<title_fa>بررسی اثر مهارکنندگی عصاره اتانولی گیاه سعد کوفی (Cyperusrotandus) بر روی آنزیم استیل کولین استراز</title_fa>
	<title>Inhibitory effects of ethanolic extract of Cyperus rotandus on acetylcholinesrerase activity</title>
	<subject_fa>عمومى</subject_fa>
	<subject>General</subject>
	<content_type_fa>پژوهشي اصیل</content_type_fa>
	<content_type>Original Research</content_type>
	<abstract_fa>&lt;p&gt;&lt;/p&gt;

&lt;p dir=&quot;RTL&quot; style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in -ms-text-justify: kashida text-kashida: 0%&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;مقدمه:&lt;/span&gt;&lt;/b&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; زوال عقل &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;(Dementia)&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; کاهش پیش­رونده در توانایی&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;­&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;های درکی و شناختی است، که ممکن است به علت بیماری یا صدمه به مغز ایجاد شود. دمانس انواع مختلفی دارد که شایع­ترین آن بیماری آلزایمر است. استیل کولین (&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;acetylcholine&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;) یکی از واسطه های شیمیایی مغز است که در ثبت، نگهداری و یادآوری اطلاعات در مغز نقش کلیدی دارد. سلول های عصبی ترشح کننده ی این ماده در زمره ی نخستین سلول هایی هستند که از تغییرات آسیب شناختی بیمار‌ی آلزایمر متأثر شده و از بین می روند.استراتژی دارودرمانی آلزایمر طبق آنچه در علل بروز آن وجود دارد بر اساس: افزایش تاثیر استیل کولین ( از طریق افزایش مقدار استیل کولین یا افزایش حسّاسیت گیرنده های آن و یا افزایش پیش سازهای استیل کولین)، افزایش نوروترانسیمترها و نیز محافظت سلولهای عصبی خواهد بود. مهارکننده های کولین استراز داروهای اصلی درمان آلزایمر هستند&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;.&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; به نظر میرسد جلوگیری از تجزیه استیل کولین از طریق مهار آنزیم کولین استراز، میتواند در تثبیت حافظه و قدرت تفکّر اهمیّت زیادی داشته باشد. با توجه به نیاز به داروهایی با عوارض کمتر برای درمان بیماری­ آلزایمر، این مطالعه با هدف بررسی اثر مهارکنندگی عصاره گیاه سعد کوفی برروی آنزیم استیل­کولین­استراز انجام گردید.&lt;/span&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

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w:footer=&quot;720&quot; w:gutter=&quot;0&quot;/&gt;&lt;w:cols w:space=&quot;720&quot;/&gt;&lt;/w:sectPr&gt;&lt;/wx:sect&gt;&lt;/w:body&gt;&lt;/w:wordDocument&gt;&quot; id=&quot;_x0000_i1026&quot; style=&quot;width: 33pt height: 22.5pt&quot; type=&quot;#_x0000_t75&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt; &lt;v:imagedata chromakey=&quot;white&quot; o:title=&quot;&quot; src=&quot;file:///C:UsersvahidAppDataLocalTempmsohtmlclip1 1clip_image001.png&quot;&gt; &lt;/v:imagedata&gt;&lt;/font&gt;&lt;/v:shape&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;&lt;span style=&quot;mso-spacerun: yes&quot;&gt; &lt;/span&gt;اندازه­گیری شد و سپس با استفاده از&lt;span style=&quot;mso-spacerun: yes&quot;&gt;  &lt;/span&gt;نمودار لینوربرگ میزان &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;&lt;span style=&quot;mso-spacerun: yes&quot;&gt; &lt;/span&gt;Km&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;, &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;V&lt;sub&gt;max&lt;/sub&gt;&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; و &lt;/span&gt;&lt;font face=&quot;Times New Roman&quot;&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;FA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;span style=&quot;mso-spacerun: yes&quot;&gt; &lt;/span&gt;&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;Ki&lt;/span&gt;&lt;/font&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;واکنش­ها محاسبه شد. در تمام مراحل غلظت آنزیم ثابت بود و فعالیت آن در شش غلظت استیل­تیو­کولین (5، 10، 15، 20، 25 و30 میلی­مولار) در دمای اتاق (27-25 درجه سانتیگراد) بر اساس میزان جذب نوری در طول موج&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;nm &lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;&lt;span style=&quot;mso-spacerun: yes&quot;&gt; &lt;/span&gt;412 اندازه­گیری شد؛ آزمایشات در حضور غلظت­های مختلف فیزوستیگمین (5/0، 75/0، 1، 5/1 و 2) (&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;mg/100ml&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;) و همچنین در حضور غلظت­های مختلف سعدکوفی (1/0، 2/0، 3/0، 4/0، 5/0، 6/0 و 7/0 )(&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;mg/ml&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;) انجام گردید. همچنین براساس معادله دیکسون (&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;Dixon plot&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;) با اثر غلظت­های مختلف مهارکننده­ها و محاسبه درصد فعالیت، میزان &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;IC&lt;sub&gt;50&lt;/sub&gt;&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; مهارکننده­ها به­دست آمد.&lt;/span&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

&lt;p dir=&quot;RTL&quot; style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in -ms-text-justify: kashida text-kashida: 0%&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;یافته ها: &lt;/span&gt;&lt;/b&gt;&lt;font face=&quot;Times New Roman&quot;&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;FA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;span style=&quot;mso-spacerun: yes&quot;&gt; &lt;/span&gt;&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;KI&lt;/span&gt;&lt;/font&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; سعدکوفی تقریباً 40 برابر بیشتر از &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;KI&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; فیزوستگمین بود. میزان &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;IC&lt;sub&gt;50&lt;/sub&gt;&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; برای فیزوستگمین &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;µg/ml&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; 21/2 و برای سعدکوفی &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;µg/ml&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; 139 بود&lt;/span&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

&lt;p dir=&quot;RTL&quot; style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in -ms-text-justify: kashida text-kashida: 0%&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;i&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;نتیجه گیری&lt;/span&gt;&lt;/i&gt;&lt;/b&gt;&lt;b&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;:&lt;/span&gt;&lt;/b&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; بر اساس مکانیسم مهارکنندگی آنزیمی هر چه میزان &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;KI&lt;/font&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; و نیز &lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;EN-CA&quot; style=&quot;font-size: 11pt mso-bidi-font-family: &quot;B Zar&quot;&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;IC&lt;sub&gt;50&lt;/sub&gt;&lt;/font&gt;&lt;/span&gt;&lt;sub&gt;&lt;span lang=&quot;EN-CA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; &lt;/span&gt;&lt;/sub&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;کمتر باشد قدرت مهارکنندگی بیشتر است، لذا با توجه به نتایج بدست امده فیزوستگمین نسبت به سعدکوفی مهارکننده قوی­تری می­باشد. البته با خالص­سازی ماده موثره این گیاه ممکن است تاثیر و مهارکنندگی آن بیشتر گردد. علاوه براین سعد کوفی عوارض جانبی&lt;span style=&quot;mso-spacerun: yes&quot;&gt;  &lt;/span&gt;داروی شیمیایی فیزوستگمین اعم ازسرگیجه، تهوع و غیره را ندارد.&lt;/span&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

&lt;p dir=&quot;RTL&quot; style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in -ms-text-justify: kashida text-kashida: 0%&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;i&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;واژه های کلیدی&lt;/span&gt;&lt;/i&gt;&lt;/b&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt;: اسیتل کولین استراز&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt mso-ansi-language: EN-US&quot;&gt;،&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt&quot;&gt; سعدکوفی، فیزوستگمین، آلزایمر.&lt;/span&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;span dir=&quot;RTL&quot; lang=&quot;FA&quot; style=&quot;font-family: &quot;B Zar&quot; font-size: 11pt mso-bidi-language: FA mso-ansi-language: EN-CA mso-fareast-font-family: Calibri mso-fareast-language: EN-US mso-ascii-font-family: &quot;Times New Roman&quot; mso-hansi-font-family: &quot;Times New Roman&quot;&quot;&gt;وصول مقاله:12/12/93 اصلاحیه نهایی:16/6/94 پذیرش:19/7/94&lt;/span&gt;&lt;/font&gt;&lt;/p&gt;
</abstract_fa>
	<abstract>&lt;p&gt;&lt;/p&gt;

&lt;p style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in unicode-bidi: embed direction: ltr&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Background and Aim: &lt;/span&gt;&lt;/b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Dementia is a progressive decline in mental and cognitive abilities which may be caused by brain injury or disease. Among several types of dementia, Alzheimer disease (AD) is the most prevalent. Acetylcholine is one of the mediators in brain which has a key role in recording, maintenance and recall of information in the brain. Neuronal cells secreting acetylcholine are among the first cells which are injured in Alzheimer disease. Prevention of degradation of acetylcholine by inhibition of acetylcholinesrerase can be essential for maintenance of memory and thinking. Considering increasing need for medicines with fewer side effects for the treatment of diseases such as AD, in this study we investigated the inhibitory effect of an extract of the Cyperus rotandus on the activity of acetylcholinestras. &lt;/span&gt;&lt;/font&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

&lt;p style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in unicode-bidi: embed direction: ltr&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Material and Methods:&lt;/span&gt;&lt;/b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt; Activity of the enzyme acetylcholinesterase (AchE) was measured &lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;by &lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Ellman method, using &lt;/span&gt;&lt;span lang=&quot;EN-CA&quot; style=&quot;top: 8.5pt font-size: 10pt position: relative mso-bidi-language: FA mso-ansi-language: EN-CA mso-fareast-font-family: Calibri mso-fareast-language: EN-US mso-bidi-font-family: &quot;B Compset&quot; mso-bidi-font-size: 14.0pt mso-text-raise: -8.5pt&quot;&gt;&lt;img alt=&quot;AWT IMAGE&quot; height=&quot;30&quot; src=&quot;data:image/pngbase64,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&quot; v:shapes=&quot;_x0000_i1025&quot; width=&quot;44&quot; &gt;&lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Scale. Then, Lineweaver Burk plot was used to calculate Km, V&lt;sub&gt;max&lt;/sub&gt; and Ki&lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-fareast-font-family: &quot;Times New Roman&quot; mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;. In all the phases, the enzyme concentration was constant and its activity was measured in six different concentrations of &lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;acetylthiocholine &lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-fareast-font-family: &quot;Times New Roman&quot; mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;(5, 10, 15, 20, 25 and 30 mM) at room temperature (25&lt;sup&gt;0&lt;/sup&gt;- 27&lt;sup&gt;0&lt;/sup&gt;C) based on optical absorption at 412 nm wavelength. Experiments were conducted in the presence of various concentrations of &lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;physostigmine &lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-fareast-font-family: &quot;Times New Roman&quot; mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;(5.0, 75/0, 1, 1.5 and 2 mg/100ml) and &lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Cyperus rotandus&lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-fareast-font-family: &quot;Times New Roman&quot; mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt; (1.0, 2.0, 3.0, 4.0, 5.0, 6.0 and 7/0 mg / ml). Finally, according to Dixon plot we used different levels of inhibitor concentration and activity percentages to calculate IC&lt;sub&gt;50 &lt;/sub&gt;of inhibitors.&lt;/span&gt;&lt;/font&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

&lt;p style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in unicode-bidi: embed direction: ltr&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Results:&lt;/span&gt;&lt;/b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt; Ki of Cyperus rotandus&lt;b&gt; &lt;/b&gt;was found to be almost 40 times greater than Ki of physostigmine. Values of IC&lt;sub&gt;50&lt;/sub&gt; of physostigmine and Cyperusrotandus were 2.21&amp;mug/ml and 139&amp;mug/ml, respectively.&lt;/span&gt;&lt;/font&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

&lt;p style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in unicode-bidi: embed direction: ltr&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Conclusion:&lt;/span&gt;&lt;/b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt; Considering the mechanism of enzyme inhibitory effect, lower levels of Ki and IC&lt;sub&gt;50&lt;/sub&gt; will lead to higher inhibitory effects. Therefore, the results showed that physostigmine was a stronger inhibitor compared to Cyperus rotandus. Moreover, with purification of the extract, higher inhibitory effects could be expected. In addition, Cyperus rotandus does not have the side effects such as nausea, vertigo, etc. which can be produced by physostigmine.&lt;/span&gt;&lt;/font&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

&lt;p style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in unicode-bidi: embed direction: ltr&quot;&gt;&lt;font face=&quot;Times New Roman&quot;&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Keywords: &lt;/span&gt;&lt;/b&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;Acetylcholinesterase, Cyperus rotandus, Physostigmine, Alzheimer&lt;/span&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-fareast-font-family: &quot;Times New Roman&quot; mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;s, disease.&lt;/span&gt;&lt;/font&gt;&lt;/font&gt;&lt;/p&gt;

&lt;p&gt;&lt;/p&gt;

&lt;p style=&quot;margin: 0in 0in 0pt text-align: justify text-indent: 0in unicode-bidi: embed direction: ltr&quot;&gt;&lt;span style=&quot;font-size: 12pt mso-bidi-language: AR-SA mso-ansi-language: EN-US mso-fareast-font-family: &quot;Times New Roman&quot; mso-bidi-font-family: &quot;Times New Roman&quot;&quot;&gt;&lt;font color=&quot;#000000&quot; face=&quot;Times New Roman&quot;&gt; &lt;/font&gt;&lt;/span&gt;&lt;/p&gt;

&lt;p&gt;&lt;font color=&quot;#000000&quot;&gt;&lt;b&gt;&lt;span lang=&quot;EN-GB&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 12pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-GB mso-fareast-font-family: Calibri mso-fareast-language: EN-US&quot;&gt;Received: &lt;/span&gt;&lt;/b&gt;&lt;span lang=&quot;EN-GB&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 12pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-GB mso-fareast-font-family: Calibri mso-fareast-language: EN-US&quot;&gt;&lt;span style=&quot;mso-spacerun: yes&quot;&gt; &lt;/span&gt;Mar &lt;/span&gt;&lt;span lang=&quot;EN-CA&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 12pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-CA mso-fareast-font-family: Calibri mso-fareast-language: EN-US&quot;&gt;03&lt;/span&gt;&lt;span lang=&quot;EN-GB&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 12pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-GB mso-fareast-font-family: Calibri mso-fareast-language: EN-US&quot;&gt;, 2015&lt;b&gt;&lt;span style=&quot;mso-spacerun: yes&quot;&gt;      &lt;/span&gt;Accepted: &lt;/b&gt;&lt;/span&gt;&lt;span lang=&quot;EN-GB&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 12pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-GB mso-fareast-font-family: Calibri mso-fareast-language: EN-US mso-bidi-font-size: 16.0pt&quot;&gt;Oct&lt;/span&gt;&lt;span lang=&quot;EN-GB&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 14pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-GB mso-fareast-font-family: Calibri mso-fareast-language: EN-US&quot;&gt; &lt;/span&gt;&lt;span lang=&quot;EN-GB&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 12pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-GB mso-fareast-font-family: Calibri mso-fareast-language: EN-US mso-bidi-font-size: 16.0pt&quot;&gt;11&lt;/span&gt;&lt;span lang=&quot;EN-GB&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 14pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-GB mso-fareast-font-family: Calibri mso-fareast-language: EN-US&quot;&gt;,&lt;/span&gt;&lt;span lang=&quot;EN-GB&quot; style=&quot;font-family: &quot;Times New Roman&quot;,&quot;serif&quot; font-size: 12pt mso-bidi-language: FA mso-ascii-theme-font: major-bidi mso-hansi-theme-font: major-bidi mso-bidi-theme-font: major-bidi mso-ansi-language: EN-GB mso-fareast-font-family: Calibri mso-fareast-language: EN-US&quot;&gt; 2015&lt;/span&gt;&lt;/font&gt;&lt;/p&gt;
</abstract>
	<keyword_fa> اسیتل کولین استراز, سعدکوفی, فیزوستگمین, آلزایمر.</keyword_fa>
	<keyword>Acetylcholinesterase, Cyperus rotandus, Physostigmine, Alzheimers, disease.</keyword>
	<start_page>102</start_page>
	<end_page>109</end_page>
	<web_url>http://sjku.muk.ac.ir/browse.php?a_code=A-10-25-36&amp;slc_lang=fa&amp;sid=1</web_url>


<author_list>
	<author>
	<first_name>Gholamali</first_name>
	<middle_name></middle_name>
	<last_name>Naderi</last_name>
	<suffix></suffix>
	<first_name_fa>غلامعلی </first_name_fa>
	<middle_name_fa></middle_name_fa>
	<last_name_fa>نادری</last_name_fa>
	<suffix_fa></suffix_fa>
	<email>naderi@shahed.ac.ir</email>
	<code>540031947532846008615</code>
	<orcid>540031947532846008615</orcid>
	<coreauthor>Yes
</coreauthor>
	<affiliation></affiliation>
	<affiliation_fa></affiliation_fa>
	 </author>


	<author>
	<first_name>Reza</first_name>
	<middle_name></middle_name>
	<last_name>Hajhossini</last_name>
	<suffix></suffix>
	<first_name_fa>رضا</first_name_fa>
	<middle_name_fa></middle_name_fa>
	<last_name_fa>حاج حسینی </last_name_fa>
	<suffix_fa></suffix_fa>
	<email></email>
	<code>540031947532846008616</code>
	<orcid>540031947532846008616</orcid>
	<coreauthor>No</coreauthor>
	<affiliation></affiliation>
	<affiliation_fa></affiliation_fa>
	 </author>


	<author>
	<first_name>Maryam </first_name>
	<middle_name></middle_name>
	<last_name>Abasi</last_name>
	<suffix></suffix>
	<first_name_fa>مریم </first_name_fa>
	<middle_name_fa></middle_name_fa>
	<last_name_fa>عباسی</last_name_fa>
	<suffix_fa></suffix_fa>
	<email></email>
	<code>540031947532846008617</code>
	<orcid>540031947532846008617</orcid>
	<coreauthor>No</coreauthor>
	<affiliation></affiliation>
	<affiliation_fa></affiliation_fa>
	 </author>


	<author>
	<first_name>Arezoo</first_name>
	<middle_name></middle_name>
	<last_name>Mehrabian</last_name>
	<suffix></suffix>
	<first_name_fa>آرزو</first_name_fa>
	<middle_name_fa></middle_name_fa>
	<last_name_fa>محرابیان</last_name_fa>
	<suffix_fa></suffix_fa>
	<email></email>
	<code>540031947532846008618</code>
	<orcid>540031947532846008618</orcid>
	<coreauthor>No</coreauthor>
	<affiliation></affiliation>
	<affiliation_fa></affiliation_fa>
	 </author>


</author_list>


	</article>
</articleset>
</journal>
