هادی توکلی

[ 1 ] - بررسی تأثیر پودر سیر و سین‌ یوتیک بر عملکرد، ریخت‌شناسی و برخی از جمعیت‌های میکروبی روده در جوجه‌های گوشتی

این آزمایش به‌منظور بررسی تأثیر سین بیوتیک و سطوح مختلف پودر سیر بر عملکرد، ریخت‌شناسی و جمعیت میکروبی روده در جوجه‌های گوشتی انجام شد. آزمایش در قالب طرح کامل تصادفی با پنج تیمار، چهار تکرار و ده جوجه در هر تکرار انجام شد. تیمارهای آزمایشی شامل: 1)‌ جیرة شاهد بدون افزودنی، 2) جیرة شاهد + 200 میلی‌گرم در کیلوگرم پادزی (آنتی‌بیوتیک) ویرجینامایسین، 3) جیرة شاهد + 500 میلی‌گرم در کیلوگرم سین بیوتی...

[ 2 ] - Histopathological Evaluation of the Effect of Metronidazole on the Embryo Skin and Integument Tissues using a Chicken Embryo Model

Background: Metronidazole is categorized in pharmacological group C and few researches have been conducted about its pathological effects on the human fetus. Since the embryogenesis in chicken is similar to that in human beings, in the current study, the toxic effects of this drug on embryo skin and integument tissues were assessed using a chicken embryo model. Method:...

[ 3 ] - Evaluation of the Embryonic Pathological Lesions and Efficacy of Amantadine against H9N2 Influenza Virus Using Chicken Embryo Model

Background & Aims: Various antiviral drugs such as amantadine are used to treat influenza. This drug is categorized in group C and few researches have been conducted about its toxic effects on human fetus. In the current study, the pathologic effects of the drug as well as drug efficacy in reducing influenza virus titer in the developing chicken embryo were assessed. <br ...

[ 4 ] - Duration and Frequency of Shedding of Influenza Virus H9N2 Subtype by Infected Birds based on an Experimental Study

Background & Aims: The H9N2 avian influenza subtype is endemic in many parts of Iran and has the ability to transmit from bird to human. In the present study, the risk of this subtype for humans was assessed by determination of the viral titer and shedding time in bird. Method: The experiment was done on fifteen male budgerigars at 4 months of age. The birds w...

[ 5 ] - In Ovo Injection of Triaminohexanoic Acid in Fowl: Gross Investigation

Objective: In recent years, amino acids are used in veterinary medicine for many purposes. They injected into hatching eggs to increase chick body weight and performance at hatch, but the adverse effects of amino acids have always been a major concern. There is scant information available about the pathological alterations of amino acids in the chicken embryonated eggs. The objective of this st...

[ 6 ] - In Ovo Injection of Triaminohexanoic Acid in Fowl: Gross Investigation

Objective: In recent years, amino acids are used in veterinary medicine for many purposes. They injected into hatching eggs to increase chick body weight and performance at hatch, but the adverse effects of amino acids have always been a major concern. There is scant information available about the pathological alterations of amino acids in the chicken embryonated eggs. The objective of this st...

[ 7 ] - Effect of Acyclovir on the Viability of Chicken Embryo During the Developmental Stage

Objective: In recent years, antiviral drugs have been used widely in the glob to prevent and treat viral diseases. They injected into eggs to eliminate pathogens and prevent of egg transmission of disease, but the adverse effects of drugs have always been a major concern. There is little information available about the safety of antiviral drugs in the embryonated eggs of birds. The objective of...

[ 8 ] - The Effect of Copper Sulfate on Chicken Embryo During the Incubation Period

Objective: Fungal agents cause disease in virtually any susceptible hosts. In the poultry production and medicine, pathogens were eliminated from a line of a breeder by injection of antifungals into hatching eggs. There is little information available describing the safety of the antifungal drugs on the birds embryonated eggs. The objective of this study was to investigate the efficiency of the...

[ 9 ] - Pathological Evaluation of Essential Amino Acid Injection for Chicken Embryonated Eggs

Objective:<span style="line-height: 115%; font-family: 'Cambria','serif'; font-size: 10pt; mso-bidi-font-family: 'Times New Roman'; mso-...

[ 10 ] - The Effect of Doxycycline on the Viability of the Quail Embryo During Incubation Period

Objective: In recent years, antibiotics have been used widely in the glob to prevent and treat bacterial diseases. They injected into eggs to eliminate pathogens and prevention of egg transmission of disease, but the adverse effects of drugs have always been a major concern. There is little information available about the safety of tetracycline drugs in the embryonated eggs of the birds. The ob...

[ 11 ] - An Experimental Study of the Systemic Alteration of Nitroimidazoles in the Middle Stage of Embryonic Development

Nitroimidazole compounds have been traditionally used in the veterinary and human medicine, but their uses are sometimes associated with some side effects. Toxicopathological effects of nitroimidazoles have always been a major concern. There is scant information available about the pathological alterations of nitroimidazole compounds in the embryo. The objective of this study was to determine t...

[ 12 ] - Efficiency of the Injection of Trimethoprim/Sulfamethoxazole Solution on Game Bird Embryonated-Egg During the Late Stage of Development

Infectious agents cause disease in virtually any susceptible hosts. In the poultry production and medicine, pathogens were eliminated from a line of a breeder by injection of antibiotics into hatching eggs. There is little information available describing the safety of the folate antimetabolite/sulfonamide class of antibiotics on the game birds embryonated eggs. The objective of this study was ...

[ 13 ] - Effect of Lemon Juice on the Egg Shell Quality of Layers Subjected to Heat Stress

Heat stress is an effective factor on immune responses, body weight, egg production and egg quality of chickens. The major effect of heat stress is due to decreased food intake and alteration in acid-base balance. During the recent years, efforts to improve laying performance at high temperatures have been relatively successful. Supplementation of the diet or drinking water with special nutrien...

[ 14 ] - The effect of florfenicol egg-injection on embryonated chicken egg

Pathogens are an important and significant hazard for human and animal health. In recent years, antibiotics are used to treat different types of infection caused by bacterial agents. In veterinary medicine, antibiotics injected into hatching eggs to eliminate pathogens and prevention of egg transmission of disease, but the adverse effects of drugs have always been a major conc...

[ 15 ] - Investigation on the using of linco-spectin solution for in ovo administration in chicken embryo

Nowadays antibiotics are used on a large scale in veterinary and human medicine to cure or prevent diseases. Some antibiotics injected into hatching eggs to eliminate pathogens and prevention of egg transmission of disease. Adverse effects of drugs have always been a major concern. There is scantly information available about the safety and pathological alterations of lincosamide-aminocyclitol ...

[ 16 ] - A Short Preliminary Experimental Study on Teratogenic Effect of Methenamine in Embryonic Model

Methenamine salts have been traditionally used in the veterinary and human medicine, but its use is sometimes associated with some side effects.Toxicopathological effects of methenamine salt have always been a major concern. There is scantly information available about the lesions of methenamine compound in embryo. The objective of this study was to determine the teratogenic effects of methenam...

[ 17 ] - Effect of in Ovo Injected Methionine on Feather Follicle Formation and its Growth in the Chicken Embryo

Introduction: Feathers are important body structures that act as surface insulators to reduce maintenance energy requirements and also to protect skin against abrasions and infection. The purpose of this study is to investigate the effects of methionine injection into the yolk sac on development of feather follicle in chicken embryo. Methods: 50 fertilized eggs (weighting 50±0.4 gr) of Ross×...

[ 18 ] - ارزیابی هیستومورفومتریک تأثیر متیونین بر استخوان تیبیا در جنین جوجه به عنوان یک مدل حیوانی

متیونین یک اسید آمینه ضروری گوگرددار است که به صورت گسترده برای تشکیل غضروف لازم می باشد اما اثرات نامطلوب آن را در اتیولوژی بیماری های استخوانی مانند دیسکندروپلاژی تیبیا و تاثیر آن بر ماتریکس ارگانیک استخوان نباید نادیده گرفت. در این مطالعه اثر هیستومورفومتری و هیستولوژی متیونین بر روی استخوان تیبیای جنین مرغ به عنوان یک مدل حیوانی بررسی گردیده است.30 عدد تخم مرغ نطفه دار هم وزن نژاد گوشتی سوی...

[ 19 ] - In Ovo Injection of Triaminohexanoic Acid in Fowl: Gross Investigation

Objective: In recent years, amino acids are used in veterinary medicine for many purposes. They injected into hatching eggs to increase chick body weight and performance at hatch, but the adverse effects of amino acids have always been a major concern. There is scant information available about the pathological alterations of amino acids in the chicken embryonated eggs. The objective of this st...

[ 20 ] - In Ovo Injection of Triaminohexanoic Acid in Fowl: Gross Investigation

Objective: In recent years, amino acids are used in veterinary medicine for many purposes. They injected into hatching eggs to increase chick body weight and performance at hatch, but the adverse effects of amino acids have always been a major concern. There is scant information available about the pathological alterations of amino acids in the chicken embryonated eggs. The objective of this st...

[ 21 ] - Effect of Acyclovir on the Viability of Chicken Embryo During the Developmental Stage

Objective: In recent years, antiviral drugs have been used widely in the glob to prevent and treat viral diseases. They injected into eggs to eliminate pathogens and prevent of egg transmission of disease, but the adverse effects of drugs have always been a major concern. There is little information available about the safety of antiviral drugs in the embryonated eggs of birds. The objective of...

[ 22 ] - The Effect of Copper Sulfate on Chicken Embryo During the Incubation Period

Objective: Fungal agents cause disease in virtually any susceptible hosts. In the poultry production and medicine, pathogens were eliminated from a line of a breeder by injection of antifungals into hatching eggs. There is little information available describing the safety of the antifungal drugs on the birds embryonated eggs. The objective of this study was to investigate the efficiency of the...

[ 23 ] - Pathological Evaluation of Essential Amino Acid Injection for Chicken Embryonated Eggs

Objective:<span style="line-height: 115%; font-family: 'Cambria','serif'; font-size: 10pt; mso-bidi-font-family: 'Times New Roman'; mso-...

[ 24 ] - The Effect of Doxycycline on the Viability of the Quail Embryo During Incubation Period

Objective: In recent years, antibiotics have been used widely in the glob to prevent and treat bacterial diseases. They injected into eggs to eliminate pathogens and prevention of egg transmission of disease, but the adverse effects of drugs have always been a major concern. There is little information available about the safety of tetracycline drugs in the embryonated eggs of the birds. The ob...

[ 25 ] - An Experimental Study of the Systemic Alteration of Nitroimidazoles in the Middle Stage of Embryonic Development

Nitroimidazole compounds have been traditionally used in the veterinary and human medicine, but their uses are sometimes associated with some side effects. Toxicopathological effects of nitroimidazoles have always been a major concern. There is scant information available about the pathological alterations of nitroimidazole compounds in the embryo. The objective of this study was to determine t...

[ 26 ] - Efficiency of the Injection of Trimethoprim/Sulfamethoxazole Solution on Game Bird Embryonated-Egg During the Late Stage of Development

Infectious agents cause disease in virtually any susceptible hosts. In the poultry production and medicine, pathogens were eliminated from a line of a breeder by injection of antibiotics into hatching eggs. There is little information available describing the safety of the folate antimetabolite/sulfonamide class of antibiotics on the game birds embryonated eggs. The objective of this study was ...

[ 27 ] - Effect of Lemon Juice on the Egg Shell Quality of Layers Subjected to Heat Stress

Heat stress is an effective factor on immune responses, body weight, egg production and egg quality of chickens. The major effect of heat stress is due to decreased food intake and alteration in acid-base balance. During the recent years, efforts to improve laying performance at high temperatures have been relatively successful. Supplementation of the diet or drinking water with special nutrien...

[ 28 ] - The effect of florfenicol egg-injection on embryonated chicken egg

Pathogens are an important and significant hazard for human and animal health. In recent years, antibiotics are used to treat different types of infection caused by bacterial agents. In veterinary medicine, antibiotics injected into hatching eggs to eliminate pathogens and prevention of egg transmission of disease, but the adverse effects of drugs have always been a major conc...

[ 29 ] - Investigation on the using of linco-spectin solution for in ovo administration in chicken embryo

Nowadays antibiotics are used on a large scale in veterinary and human medicine to cure or prevent diseases. Some antibiotics injected into hatching eggs to eliminate pathogens and prevention of egg transmission of disease. Adverse effects of drugs have always been a major concern. There is scantly information available about the safety and pathological alterations of lincosamide-aminocyclitol ...

[ 30 ] - A Short Preliminary Experimental Study on Teratogenic Effect of Methenamine in Embryonic Model

Methenamine salts have been traditionally used in the veterinary and human medicine, but its use is sometimes associated with some side effects.Toxicopathological effects of methenamine salt have always been a major concern. There is scantly information available about the lesions of methenamine compound in embryo. The objective of this study was to determine the teratogenic effects of methenam...

[ 31 ] - Evaluating the Effects of Enrofloxacin on Angiogenesis Using the Chick Embryo Chorioallantoic Membrane Model

Objective- Because little information was available in the literature about the angiogenic property of enrofloxacin, this investigation was undertaken to evaluate this aspect using an in vivomodel. Design- Experimental study. Animals- Twenty fertile chicken eggs (Ross 308) with the average egg-weight of 55 ± 0.4 g were rand...

[ 32 ] - Serological prevalence of avian H9N2 influenza virus in dogs by hemagglutination inhibition assay in Kerman, southeast of Iran

Influenza is a highly contagious zoonotic disease in the world. Avian H9N2 influenza virus is a significant pandemic pathogen widely distributed throughout the world. Pet ownership has been documented as a risk factor for infection transmission to human. Considering major public health concern, the prevalence of antibodies against avian H9N2 influenza virus was evaluated in 170 serum samples of...

[ 33 ] - Evaluation the Toxicopathological Lesions of Berberis Vulgaris Using a Chicken Embryonic Model

Toxicopathological effects of herbs have always been a major concern. There is scant information available about the toxicopathological effects of barberry in the fetus. Since the embryogenesis in chicken is similar to human beings, the objective of this study is to evaluate the lesions of the various dosages of Berberis vulgaris using a chicken embryonic model. Fertile chicken eggs were divide...

[ 34 ] - اثر عصاره ‌هیدروالکلی موسیر و فلاووفسفولیپول بر عملکرد، کیفیت گوشت و پاسخ ایمنی جوجه‌های گوشتی

اثر سطوح مختلف عصاره هیدروالکلی موسیر در مقایسه با آنتی‌بیوتیک فلاووفسفولیپول، بر عملکرد رشد، خصوصیات لاشه، کیفیت گوشت و پاسخ ایمنی با استفاده از 200 قطعه جوجه‌ گوشتی سویه راس 308، با پنج تیمار، چهار تکرار و 10 قطعه جوجه در هر تکرار‌، در قالب طرح کاملاً تصادفی بررسی شد. تیمارهای آزمایشی شامل: جیره پایه بدون افزودنی (تیمارشاهد)، جیره پایه حاوی عصاره هیدروالکلی موسیر (150، 300 و 450 میلی‌لیتر در ک...

[ 35 ] - Assessing the excretion time of Iranian endemic influenza virus (H9N2 subtype) from laying chicken breeds

Background: The H9N2 subtype of the influenza virus, which is endemic in many regions of Iran, is considered as a candidate for future pandemics. In the present study, excretion time of the Iranian endemic influenza virus (H9N2 subtype) from the feces and pharyngeal secretions of laying chicken breeds was evaluated. Methods: This experimental study conducted at the Diagnostic Laboratory Scienc...

[ 36 ] - بررسی تاثیر استفاده از پودر زنجبیل درمقایسه با آنتی‌بیوتیک فلاوفسفولیپول بر عملکرد، جمعیت میکروبی، مورفولوژی روده و پاسخ ایمنی جوجه‌های گوشتی

این پژوهش به منظور بررسی تأثیر سطوح مختلف پودر زنجبیل و مقایسه آن با آنتی‌بیوتیک فلاووفسفولیپول بر عملکرد، مورفولوژی ناحیه ژژنوم و جمعیت میکروبی ناحیه ایلئوم روده کوچک و همچنین عیار آنتی‌بادی علیه گلبول قرمزگوسفند در جوجه‌های گوشتی نر انجام شد. این آزمایش با تعداد 200 قطعه جوجه گوشتی سویه راس- 308 در قالب طرح کاملاً تصادفی با 5 تیمار، 4 تکرار و تعداد 10 قطعه جوجه در هر تکرار به مدت 42 روز به اجر...

[ 37 ] - Evaluation the effects of Teucrium polium hydroalcoholic extract on the fetus and chorioallantoic fluid using a chick embryo model

Introduction Side effects of drugs have always been controversial issues in medical science. To date, sufficient researches were not performed on the side and pathological effects of Teucrium polium as an herb in the fetus. Therefore, the present study aimed to investigate the pathological effects of Teucrium polium hydroalcoholic extract on chorioallantoic fluid composition, weight, growth, e...