Majid Masoudifard
Department of Clinical Sciences, Faculty of Veterinary Medicine, University of Tehran, Tehran, Iran.
[ 1 ] - Evaluation of a Novel Herbal Immunomodulator Drug (IMOD) in Treatment of Experimental Canine Visceral leishmaniasis
Toxicity and drug resistance against pentavalent antimonials, medications of choice in treatment of leishmaniasis for more than 5 decades, have become important subjects globally. This study was a randomized, open labeled trial that was designed to determine efficacy and safety of IMOD as a novel herbal immunomodulator drug for treatment of canine visceral leishmaniasis (CVL).Twenty healthy mon...
[ 2 ] - The effects of prolonged azathioprine administration on blood cells, lymphocytes and immunoglobulins of Iranian mixed-breed dogs
Background: Azathioprine is an immunosuppressive agent that is used in a variety of dermatologic, digestive and hematologic disorders in both humans and small animals. Aims: The effects of long term Azathioprine administration on complete blood count, rate of CD4+ and CD8+ lymphocytes, serum immunoglobulins and protein concentrations of mixed-breed dogs were evaluated in this study. Methods: 24...
[ 3 ] - Echocardiographic findings in athletic horses with pulmonary regurgitation
BACKGROUND: Determining the clinical significance of cardiac murmurs is widely considered in equine practice. Pulmonary murmurs are commonly detected in athletic horses. Echocardiography plays a leading role in assessment of these murmurs. OBJECTIVES: Echocardiographic evaluation of horses with pulmonary regurgitation and determining the importance of pulmonary valve murmurs. METHODS: A total n...
[ 4 ] - Radiographic measurements of front feet of the sound Akhal-Teke horses
The Akhal-Teke is an ancient horse originat-ing from Asia where it was used by nomadic tribes and used as a warhorse. Lameness examinations require proper interpretation of clinical and radiographic findings. Therefore, understanding of normal radiographic findings of the foot is necessary. Although the radiographic appearance of the normal foot must be understood to recognize abnormalities ...
[ 5 ] - A comparative study on the colonization of Salmonella enteritidis hilA mutant and its parent strains in laying hens
BACKGROUND: Several regulatory proteins are involved in Salmonella invasion. The key regulator of SPI-1 (Salmonella pathogenicity island 1 ) is hilA, a transcriptional activator encoded on SPI-1 that regulates the expression of the SPI-1 secretion system. OBJECTIVES: Importance of hilA mutation on S. enteritidis colonization and shedding in layer hens was evaluated in a long-term experiment. ME...
[ 6 ] - Ultrasonographic findings of some ocular structures in Caspian miniature horse
Ultrasonography is a relatively easy, safe and non-invasive examination method which can be used in diagnosis of ocular disorders as complementary to routine ophthalmic examinations. As there has been no collated study undertaken on the normal measurements of ocular structures in Caspian miniature horse, obtaining these measurements could be a benchmark to diagnose some of the diseases and eye ...
[ 7 ] - Evaluation of a Novel Herbal Immunomodulator Drug (IMOD) in Treatment of Experimental Canine Visceral leishmaniasis
Toxicity and drug resistance against pentavalent antimonials, medications of choice in treatment of leishmaniasis for more than 5 decades, have become important subjects globally. This study was a randomized, open labeled trial that was designed to determine efficacy and safety of IMOD as a novel herbal immunomodulator drug for treatment of canine visceral leishmaniasis (CVL).Twenty healthy mon...
[ 8 ] - بررسی اکوکاردیوگرافی و بافت شناسی قلب در فیلماهی نابالغ دو و نیم ساله
چکیدهزمینه مطالعه: فیلماهی (Huso Huso) یکی از گونه‌های ماهیان خاویاری بوده که امروزه در ایران به صورت مصنوعی با اهداف گوناگون پرورش داده می‌شود. یکی از مهمترین دستگاه‌های بدن دستگاه گردش خون می‌باشد و قلب مهمترین عضو این دستگاه است. تاکنون بررسی چندانی روی قلب ماهیان خاویاری انجام نشده است.هدف: این مطالعه با هدف مشخص کردن ساختار دقیق دیواره بخش‌های مختلف قلب در فیلماهی با استفاده از روشهای ا...
[ 9 ] - ارزیابی غلظت بیومارکر Pro-brain natriuretic peptide در بیماری دریچهای قلبی و تعیین شدت بیماری براساس آن در سگ
زمینه مطالعه: در طی سالیان گذشته ارزیابی عملکرد قلب با استفاده از معاینه بالینی،الکتروکاردیوگرافی (electrocardiography)، رادیوگرافی (radiography) واکوکاردیوگرافی (echocardiography) انجام می‌گرفته است. در طی پانزده سال گذشته استفاده از بیومارکرهای قلبی (cardiac biomarker) از جمله تروپونین (troponin) و ناتریورتیک پپتیدها (natriuretic peptide) نقش مهمی را در تشخیص و پیگیری بیماریهای قلبی در طب ...
[ 10 ] - بررسی صداهای غیر طبیعی قلبی بوسیله فونوکاردیوگرافی و مقایسه آن با یافته های اکوکاردیوگرافی در سگ
زمینه مطالعه: یکی از مهمترین بیماریهای قلبی در سگها، نارسایی دریچه ای بوده که به وسیله روشهای کمک تشخیصی از قبیل فونوکاردیوگرافی(phonocardiography) ، اکوکاردیوگرافی (echocardiography) و ... قابل ارزیابی می باشند. هدف: هدف از این مطالعه بررسی نارسایی های دریچه ای قلبی بوسیله دو تکنیک فونوکاردیوگرافی و اکوکاردیوگرافی و همچنین استفاده کاربردی از تکنیک فونوکاردیوگرافی در تشخیص نارسایی های دریچه ای ...
[ 11 ] - اولتراسونوگرافی داپلر رنگی و طیفی سرخرگ رانی خرگوش
اولتراسونوگرافی داپلر می‌تواند اطلاعات مهمی در باره مشکلات عروقی بدن از طریق آنالیز موج جریان خون فراهم کند. هدف این تحقیق بدست آوردن تصاویر طبیعی داپلر رنگی و محاسبه پارامترهای مرتبط با داپلر طیفی در سرخرگ رانی خرگوش‌های سالم می‌باشد. بدین منظور اولتراسونوگرافی داپلر رنگی و طیفی از سرخرگ رانی 8 خرگوش سفید نیوزلندی سالم در قسمت میانی اندام حرکتی خلفی راست و چپ انجام شد. پس از ارزیابی تصاویر داپ...
[ 12 ] - Normal Echocardiographic Findings in Healthy Pigeons
Objective- The purpose of this study was to investigate the feasibility of performing echocardiography in apparently healthy pigeons, and measurement of the quantitative cardiac indices using B-mode and Doppler techniques. Design- Experimental study Animals- Ten apparently healthy pigeons Procedures- Echocardi...
[ 13 ] - Ultrasonographic Findings of Ovary and Testis in Adult Acipenser Persicus during Artificial Propagation (Stage V of Maturity)
Objective- Acipenser persicus is one of the most important caviar producing fishes in the Caspian Sea and one of the endangered species of the sturgeon fishes. For breeding of sturgeons, large numbers of animals have to be captured and examined to obtain sufficient numbers of mature fishes that will spawn within a few months in captivity. Design- Original study Animals- A total of 66 adult Acip...
[ 14 ] - Prevalence of Gastritis and Enteritis in Red-Eared Turtles Diagnosed by Radiology
Objective: Recently, Red-Eared turtles are kept as pets in Iranian houses; however, because of lack of knowledge about their caring, they are in risk of lots of diseases. Turtles of all ages should be fed with a diet that contains a wide variety of both animal and plant based items but they are usually fed by one item diet which may make gastrointestinal (GI) sickness. They are also several ba...
[ 15 ] - Radiographic Anatomy of the Head of Sheep
Objective- The purpose of this study was to assess and describe the radiographic anatomy of the bony structures in the head of sheep. Design- Experimental study. Animals- Fifteen mature Afshari sheep. Procedures- Radiographs were made out of the head of the animals in lateral and dorsoventral views. Radiographic anatomy was analyzed with results from gross dissection of 5 specimens. Results- De...
[ 16 ] - Echocardiographic Measurement of Systolic Time Intervals in Healthy Great Dane Dogs
Objective- to determine the range of systolic times intervals using Pulsed-wave Doppler and m-mode echocardiography in normal, healthy Great Dane dogs. Design- Descriptive study. Animals- Thirty healthy Great Dane dogs. Procedures- This study examined 30 clinically healthy Great Dane dogs by the twodimensional, M-mode and Pulsed-wave Doppler echocardiography. The dogs were awake and unsedated. ...
[ 17 ] - Ultrasonographic Measurement of the Anterior and Posterior Lens Capsules of the Eyes and its Comparison with a Field Study in Normal Rabbit
Objective- To find normal value of thickness of the lens capsules in domesticated rabbits by ultrasonography. Design- experimental in vivo study and clinical trial. Animals- Twelve matured and immature domesticated rabbit. Procedures- The eyes of 12 non anaesthetized domesticated rabbits were sonograophed using a linear 6-12 MHz high frequency transducer. The thickness of anterior and posterior...
[ 18 ] - Assessment of the Lens Anterior–Posterior Diameter as Compared with the Eye Globe by Ultrasonography in Rabbit
Objective- Assessment of the lens anterior – posterior (AP) diameter as compared with the eye globe by ultrasonography in rabbit. Design- Descriptive study. Animals- 120 male and female rabbits, two months to four years old, and weighting between 300 to 1500gr. Procedures- 2D ultrasonography of the eyes was performed and AP diameter of the eyes and lens were measured using Sonosite Tit...
[ 19 ] - Clinical and Ultrasonographic Findings of Collagenase Induced Tendinitis in the Horse
Objective- The aim of this study was to assess the clinical and ultrasonographic alterations in the superficial digital flexor tendon (SDFT) of horses with collagenase-induced tendinitis. Design- Experimental study. Animals- Five clinically normal adult horse. Procedures- Two thousand units of collagenase were injected in the center of the SDFT of forelimbs of each horse under ultrasou...
[ 20 ] - Three Dimensional Ultrasonography of the Eye and Measurement of Optical Nerve Sheet Diameter in Dog
Objective- To determine the possibility of three-dimensional ultrasonography (3DUS) and measurement of optical nerve sheet by this method. Design- Descriptive study. Animals- 10 mixed normal dogs (5males, 5 females), age 1-1.5 year, and weighting 15±5 kg Procedure- 3D ultrasounds of the eyes were evaluated and the normal optical nerves in 3DUS images were measured using Volouson 730 pro....
[ 21 ] - Normal Color and Pulsed-Waved Doppler Ultrasonography of Femoral and Axillary Arteries in Dogs
Objective- Obtaining the normal images ofcolor doppler and estimation ofblood flow velocity parametersof femoral and axillary arteries in dog.Design- Descriptive studyAnimals- 7 healthy adult mixed-breed dogs, weighing 14.3 ± 2.8 kg (mean ± SD).Proceudure- Left and right femoral and axillary arteries of hind and forelimbs were evaluated. Colorand spectral doppler images ofthe each artery were o...
[ 22 ] - Possibility and Reproducibility of Renal Assessing and Size Measurement by Three- Dimensional vs Two- Dimensional Ultrasounographv in Dogs
Objective- To determine the possibility and reproducibility of three-dimensional ultrasonography (3DUS)and comparison of the achieved measurements to normal two-dimensional ultrasonography (2DCS)Design- Descriptive studyAnimals- 10 young mixed normal dogs, age 1.5-2.5 year, weighing 9.7-12 kg Procedure- Renal width, length, and depth measured in coron al and transverse sections. The measurement...
[ 23 ] - Investigation of the Relationship between Ultrasonographic Findings and Analyses of Bladder Contents in Cats
Background: Echoes are frequently observed in cat bladder contents through ultrasonography and often mentioned as incidental findings. No comprehensive study has been conducted so far on the precise echoes nature in the bladder contents ultrasonography in cats. OBJECTIVES: The purpose of this study is to provide an accurate description of the cat bladder contents echoes and to specify the relat...
[ 24 ] - ارزیابی کمّی الگوی ریوی ناشی از پنومونی در سگها قبل و پس از تزریق ماده حاجب وریدی با استفاده از تصاویر سیتی اسکن
زمینه مطالعه: الگوی آلوئولار در ریه سگها در اثر چندین عارضه مختلف همانند پنومونی، ادم و خونریزی ریوی می‌تواند رخ دهد ولی تفریق این عوارض از هم و تشخیص علت ایجاد الگوی آلوئولی با رادیوگرافی معمولاًً امکانپدیز نیست. هدف: بررسی عدد‌هانسفیلد و الگوی ریوی ناشی از پنومونی در سگها با استفاده از تصاویر سی‌تی‌اسکن و تأیید تشخیص عارضه با روش آسپیراسیون با سوزن از بافت درگیر ریه با هدایت سیتی به عنوان رو...
[ 25 ] - Investigating the Echocardiography and Heart Anatomy of Immature Beluga (Huso huso)
Objective: The purpose of present study was to obtain a complete understanding about anatomical features and echocardiography of Beluga (Huso huso) species in order to provide standard approaches for performing echocardiography on this sturgeon species.Design - Experimental studyAnimals -10 immature (2.5 years old) Beluga (Huso huso)Procedures- To perform echocardiography, Son...
[ 26 ] - Investigating the Normal Digestive Canal Ultrasonography of Mature Persian Sturgeon for Providing Standard Approaches
Objective- This study was conducted to make a full understanding of the anatomic and ultrasonographic characteristics of digestive canal in Persian Sturgeon and provide standard approaches for performing digestive tract ultrasonography on this sturgeon species.Design - Experimental studyAnimals - 30 mature Persian sturgeons (Asipenc...
[ 27 ] - Aggressive chondroblastic osteosarcoma in a dog: A case report
Canine osteosarcoma (OS) or osteogenic sarcoma is an aggressive tumor of the skeletal system, associated with a rapid progression and guarded prognosis. The osteosarcomas, mostly arise from the appendicular skeleton while axial OS (osteosarcoma of flat bones) are less reported in the majority of large breeds. This report describes complete para-clinical investigations of an aggressive chondrobl...
[ 28 ] - ارزیابی اثرات قلبی-عروقی تجویز ترامادول به کمک اکوکاردیوگرافی و الکتروکاردیوگرافی در سگ
زمینۀ مطالعه: امروزه در دامپزشکی با گسترده شدن مصرف داروهای ضد درد، توجه بیشتری به ترامادول معطوف شده است. از طرفی محدودیت کاربرد داروهای مسکن غیر استروئیدی به خصوص در حیوانات کوچک اهمیت این دارو را در سگ و گربه به مراتب افزوده است. از مصرف بالینی این دارو در دامپزشکی مدت زیادی نمی‌گذرد. بنابراین بررسی اثرات مختلف این دارو برروی ارگان‌های مختلف بدن هنوز هم موضوع مهمی در تحقیقات گوناگون می‌باشد....
Co-Authors