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<!DOCTYPE ArticleSet PUBLIC "-//NLM//DTD PubMed 2.7//EN" "https://dtd.nlm.nih.gov/ncbi/pubmed/in/PubMed.dtd">
<ArticleSet>
<Article>
<Journal>
				<PublisherName>دانشگاه شهید چمران اهواز</PublisherName>
				<JournalTitle>نشریه دامپزشکی ایران</JournalTitle>
				<Issn>1735-6873</Issn>
				<Volume>21</Volume>
				<Issue>4</Issue>
				<PubDate PubStatus="epublish">
					<Year>2026</Year>
					<Month>01</Month>
					<Day>21</Day>
				</PubDate>
			</Journal>
<ArticleTitle>The effect of different levels of tryptophan on performance, some blood parameters, antioxidant capacity and intestinal morphology of broiler chicken</ArticleTitle>
<VernacularTitle>تأثیر سطوح مختلف تریپتوفان در جیره ­های کم پروتئین بر عملکرد، برخی فراسنجه ­های خونی، ظرفیت آنتی­ اکسیدانی و مورفولوژی روده جوجه ­های گوشتی</VernacularTitle>
			<FirstPage>14</FirstPage>
			<LastPage>23</LastPage>
			<ELocationID EIdType="pii">240685</ELocationID>
			
<ELocationID EIdType="doi">10.22055/ivj.2025.534917.2816</ELocationID>
			
			<Language>FA</Language>
<AuthorList>
<Author>
					<FirstName>خسرو</FirstName>
					<LastName>پارسائی مهر</LastName>
<Affiliation>دانش‌آموخته دکترای تغذیه دام و طیور، دانشکده کشاورزی، دانشگاه ارومیه، ارومیه، ایران</Affiliation>

</Author>
<Author>
					<FirstName>محسن</FirstName>
					<LastName>دانشیار</LastName>
<Affiliation>استاد گروه علوم دامی، دانشکده کشاورزی، دانشگاه ارومیه، ارومیه، ایران</Affiliation>

</Author>
<Author>
					<FirstName>پرویز</FirstName>
					<LastName>فرهومند</LastName>
<Affiliation>استاد گروه علوم دامی، دانشکده کشاورزی، دانشگاه ارومیه، ارومیه، ایران</Affiliation>

</Author>
<Author>
					<FirstName>حسین</FirstName>
					<LastName>جانمحمدی</LastName>
<Affiliation>استاد گروه علوم دامی، دانشکده کشاورزی، دانشگاه تبریز، تبریز، ایران</Affiliation>

</Author>
<Author>
					<FirstName>مجید</FirstName>
					<LastName>علیایی</LastName>
<Affiliation>دانشیار گروه علوم دامی، دانشکده کشاورزی، دانشگاه تبریز، تبریز، ایران</Affiliation>

</Author>
<Author>
					<FirstName>حبیب</FirstName>
					<LastName>چراغی</LastName>
<Affiliation>دانشجوی فیزیولوژی دام و طیور، دانشکده کشاورزی، دانشگاه تبریز، تبریز، ایران</Affiliation>

</Author>
</AuthorList>
				<PublicationType>Journal Article</PublicationType>
			<History>
				<PubDate PubStatus="received">
					<Year>2025</Year>
					<Month>07</Month>
					<Day>16</Day>
				</PubDate>
			</History>
		<Abstract>&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; color: #333333; background: white;&quot;&gt;&lt;span style=&quot;mso-spacerun: yes;&quot;&gt;    &lt;/span&gt;&lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt;Dietary consumption of low crude protein (CP) diets in poultry can decrease the feed costs and environmental pollution. In addition to reducing feed costs, improved broiler welfare and environmental sustainability are the other benefits of feeding chickens with reduced CP. This experiment was performed to evaluate the effect of different levels of tryptophan in low protein diets on performance of broiler&lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; mso-ansi-language: EN-GB;&quot;&gt; &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt;chickens.&lt;span style=&quot;color: #333333; background: white;&quot;&gt;  &lt;/span&gt;This study was conducted using 200 one-day old male broilers of Ross 308 strain from 8 to 21 days old &lt;/span&gt;&lt;span lang=&quot;EN&quot; style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; mso-ansi-language: EN;&quot;&gt;with 4 treatments&lt;/span&gt;&lt;span lang=&quot;EN&quot; style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; mso-ansi-language: EN; mso-bidi-language: FA;&quot;&gt;,&lt;/span&gt;&lt;span lang=&quot;EN&quot; style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; mso-ansi-language: EN;&quot;&gt; 5 repetitions&lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt; and 10 birds per replication. Experimental treatments &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; mso-bidi-language: FA;&quot;&gt;which &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt;were adjusted based on Brazilian tables included: 1- Control treatment, 2- Recommended level of tryptophan in the diet with 2% low protein, 3- 10% higher than the recommended level of tryptophan in the diet with 2% low protein and&lt;/span&gt;&lt;span dir=&quot;RTL&quot; style=&quot;font-size: 12.0pt; mso-ansi-font-size: 10.0pt; font-family: &#039;B Lotus&#039;; mso-fareast-font-family: Calibri;&quot;&gt; &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt;4- 20% more than the recommended level of tryptophan in the diet with 2% low protein. The results showed that &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; mso-bidi-language: FA;&quot;&gt;the &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt;treatment with 10% tryptophan increased the weight (721.8 g) of chickens. But reducing dietary protein reduced feed intake. Also, 10% tryptophan had a significant effect on glucose, triglycerides, total protein and &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt;globulin&lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt;. But cholesterol and albumin were not affected by treatments. &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt;Diet with 10%&lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;;&quot;&gt; tryptophan increased superoxide dismutase (171.6) and glutathione peroxidase (179.4). High dietary protein (control treatment) increased blood urea and uric acid and also increased litter nitrogen. None of the treatments had significant effect on intestinal morphology.&lt;span style=&quot;color: #333333; background: white;&quot;&gt;  Totally, the results of &lt;/span&gt;&lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; color: #333333; background: white; mso-bidi-language: FA;&quot;&gt;the &lt;/span&gt;&lt;span style=&quot;font-size: 10.0pt; mso-bidi-font-size: 12.0pt; mso-fareast-font-family: Calibri; mso-bidi-font-family: &#039;B Lotus&#039;; color: #333333; background: white;&quot;&gt;recent experiment improve performance and antioxidant capacity.&lt;span style=&quot;mso-spacerun: yes;&quot;&gt;  &lt;/span&gt; &lt;/span&gt;</Abstract>
			<OtherAbstract Language="FA">&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt;&lt;span style=&quot;mso-spacerun: yes;&quot;&gt;    &lt;/span&gt;استفاده از اسیدآمینه ­های سنتتیک در جیره ­های کم پروتئین باعث بهبود عملکرد جوجه­ های گوشتی می­شود. &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;این آزمایش &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;به منظور ارزیابی &lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt;تأثیر سطوح مختلف اسیدآمینه­ &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;تریپتوفان در جیره­ های غذایی کم پروتئین بر عملکرد جوجه ­های گوشتی انجام شد.&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt; &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;برای انجام این آزمایش از&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt; &lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt;تعداد 200 &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;قطعه جوجه گوشتی نر یک روزه سویه راس 308 از سن &lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt;8 &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;تا &lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt;21 &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;روزگی با &lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt;4 &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;تیمار&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt;، 5 &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;تکرار و 10&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt; &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-fareast-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;پرنده در هر تکرار استفاده گردید. &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;تیمارهای آزمایشی بر اساس جداول برزیلی تنظیم شدند که شامل:&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt; 1- تیمار شاهد (میزان سطح پروتئین و تریپتوفان توصیه شده)، 2-&lt;/span&gt;&lt;span dir=&quot;LTR&quot; lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;Times New Roman&#039;,serif; mso-bidi-font-family: &#039;B Yagut&#039;; letter-spacing: -.1pt;&quot;&gt; &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;سطح توصیه شده تریپتوفان در جیره با 2 درصد پروتئین پایین، &lt;/span&gt;&lt;span dir=&quot;LTR&quot; style=&quot;font-size: 10.0pt; font-family: &#039;Times New Roman&#039;,serif; mso-bidi-font-family: &#039;B Yagut&#039;; letter-spacing: -.1pt;&quot;&gt;­&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;3- 5 درصد بیش­تر از سطح توصیه شده تریپتوفان در جیره ولی با 2 درصد پروتئین کمتر و 4- 10 درصد بیش­تر از سطح توصیه شده تریپتوفان ولی در جیره با 2 درصد پروتئین کمتر&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt; بودند&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;. &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;نتایج نشان داد که تیمار حاوی 10 درصد تریپتوفان&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt; بیش­تر&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt; به طور معنی­ داری باعث افزایش وزن (8/721 گرم) جوجه­ ها شد&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-ansi-language: EN-GB;&quot;&gt;. &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;اما کاهش پروتئین جیره&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt; به طور معنی ­داری&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-ansi-language: EN-GB;&quot;&gt; باعث کاهش مصرف خوراک شد.&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt; &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;همچنین تیمار 4، به طور معنی ­داری باعث کاهش مقدار گلوکز، &lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-ansi-language: EN-GB; mso-bidi-language: FA;&quot;&gt;تری­گلیسیرید، &lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;پروتئین کل و گلبولین خون جوجه ­ها شد&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-ansi-language: EN-GB;&quot;&gt;. &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;اما کلسترول و آلبومین تحت تأثیر تیمارهای آزمایشی قرار نگرفت&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;. &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;مصرف 10 درصد تریپتوفان باعث افزایش معنی­ دار سوپراکسیدیسموتاز (6/171) و گلوتاتیون­پراکسیداز خون (4/179) گردید&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-ansi-language: EN-GB;&quot;&gt;.&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt; &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;پروتئین بالای جیره (تیمار شاهد) باعث افزایش اوره و اسیداوریک خون شد و همچنین نیتروژن بستر را افزایش داد&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-ansi-language: EN-GB;&quot;&gt;. &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;&lt;/span&gt;&lt;span lang=&quot;FA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-bidi-language: FA;&quot;&gt;مرفولوژی روده تحت تأثیر نوع جیره آزمایشی قرار نگرفت&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt; mso-ansi-language: EN-GB;&quot;&gt;. &lt;span style=&quot;mso-spacerun: yes;&quot;&gt; &lt;/span&gt;&lt;/span&gt;&lt;span lang=&quot;AR-SA&quot; style=&quot;font-size: 10.0pt; font-family: &#039;B Yagut&#039;; mso-ascii-font-family: &#039;Times New Roman&#039;; mso-hansi-font-family: &#039;Times New Roman&#039;; letter-spacing: -.1pt;&quot;&gt;به طور کلی افزودن تریپتوفان در جیره ­های کم پروتئین باعث بهبود عملکرد و افزایش ظرفیت آنتی اکسیدانی خونی گردید. &lt;/span&gt;</OtherAbstract>
		<ObjectList>
			<Object Type="keyword">
			<Param Name="value">پارامترهای خونی</Param>
			</Object>
			<Object Type="keyword">
			<Param Name="value">تریپتوفان</Param>
			</Object>
			<Object Type="keyword">
			<Param Name="value">جوجه‌های گوشتی</Param>
			</Object>
			<Object Type="keyword">
			<Param Name="value">جیره‌های کم پروتئین</Param>
			</Object>
			<Object Type="keyword">
			<Param Name="value">عملکرد</Param>
			</Object>
		</ObjectList>
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