Ferda Sevinc

• Prof
• Instructor at Selçuk University

Small ruminant breeding plays a vital role in livestock farming in Türkiye but is adversely affected by many infectious pathogens, including Toxoplasma (T.) gondii and Neospora (N.) caninum. This study aimed to investigate the seroprevalence of ovine toxoplasmosis and neosporosis in sheep with varying abortion histories in the Central Anatolia Regi...

Babesia (B.) ovis is an intra-erythrocytic protozoan parasite that infects small ruminants globally, causing economic losses. This study aimed to investigate the molecular prevalence of B. ovis in 1200 asymptomatic goats of various breeds across four districts in Punjab, Pakistan: Layyah, Lohdran, Dera Ghazi Khan, and Rajanpur. The enrolled goats r...

Veteriner ve Tıbbi Entomolojiye Giriş Mustafa AÇICI Artropodlarda Arakonaklık ve Vektörlük Serkan BAKIRCI Küresel İklim Değişikliğinin Vektörlere ve Vektör Kaynaklı Hastalıklara Etkisi Levent AYDIN Arthropodların Patojenlere Karşı Savunma Sistemleri: Temel Mekanizmalardan Moleküler Savunmaya Bütünleşik Yaklaşım Emrah ŞİMŞEK Artropotlarla Mücadele Y...

Ovine babesiosis, caused by Babesia ovis, is a significant tick-borne disease affecting sheep globally, with severe economic implications for sheep farming, particularly in Türkiye. Babesia ovis is transmitted exclusively by adult Rhipicephalus bursa ticks, but the potential role of infected larval stages in modulating disease severity has remained...

Feline hemotropic mycoplasmosis is an emerging infectious disease in domestic cats caused by a group of hemotropic Mycoplasma species, including three main species: Mycoplasma hemofelis (Mhf), Candidatus Mycoplasma hemominutum (CMhm), and Candidatus Mycoplasma turicensis (CMt). The primary objective of this investigation was to ascertain the molecu...

Toxoplasma (T.) gondii and Neospora (N.) caninum are two significant abortifacient apicomplexan protozoa causing severe economic losses in livestock farming. This study was designed to investigate the serological status of T. gondii and N. caninum in sheep and goats across the Southeastern Anatolia Region of Türkiye, including some provinces border...

Background Cats are hosts and reservoirs for many haemopathogens such as piroplasms, Rickettsia, hemotropic Mycoplasma, Bartonella, Ehrlichia, and Anaplasma, which are transmitted by various vector arthropods and some of which have a zoonotic concern. Although it is noteworthy that the rate of ownership of companion animals has increased in Türkiye...

Babesia ovis, transmitted by Rhipicephalus bursa ticks, is the causative agent of ovine babesiosis, a disease characterized by fever, anemia, hemoglobinuria, and high mortality in sheep. This study investigates whether sheep that survived babesiosis without treatment can serve as a source of infection for B. ovis-free host-seeking R. bursa larvae i...

Ruminantlar tarımsal üretimin temellerinden biridir. Üretim kayıplarının altında yatan nedenler içerisinde, yeni doğan hayvanlarda görülen hastalık ve ölümlerin etkisi büyüktür. Yeni doğan ölümleri çoğunlukla ishal ile solunum ve septisemik bozukluklara yol açan viral, bakteriyel ve paraziter hastalık-lardan kaynaklanır. Bu hastalıkların ekonomi üz...

Babesiosis, caused by Babesia ovis, is a major seasonal issue in sheep, particularly in countries like Türkiye with high Rhipicephalus bursa tick populations. Previous studies employing various methods such as microscopy, serology, or molecular techniques have reported different epidemiological data concerning ovine babesiosis. Addressing this know...

Vector-borne diseases indulge in severe economic losses in the livestock industry by adversely afecting cattle breeding in tropical and subtropical zone countries, including Turkey, encompassing a wide land area representing diverse climatic conditions. This study aimed to investigate signifcant bovine tick-borne piroplasm, rickettsia, and some oth...

Ticks play a pivotal role in propagating a diverse spectrum of infectious agents that detrimentally affect the health of both humans and animals. In the present study, a molecular survey was executed of piroplasmids in ticks collected from small ruminants in four districts within Konya province, Turkey. Microscopic examination identified 1281 adult...

Ovine babesiosis caused by Babesia ovis is an economically significant disease. Recently, a few B. ovis-specific proteins, including recombinant B. ovis secreted antigen-1 (rBoSA1), have been identified. Immunological analyses revealed that rBoSA1 resides within the cytoplasm of infected erythrocytes and exhibits robust antigenic properties for det...

Ovine babesiosis, caused by Babesia ovis, is an acute, lethal, and endemic disease worldwide and causes a huge economic loss to animal industry. Pathogen genome sequences can be utilized for selecting diagnostic markers, drug targets, and antigens for vaccine development; however, those for B. ovis have not been available so far. In this study, we...

Although Hepatozoon spp. remains the most prevalent intracellular protozoa infecting snakes, it was reported only in a few snake species of the Colubridae family in Türkiye. Moreover, studies on these hemoparasites are not available in venomous nose-horned vipers from Türkiye. In this study, we investigated Hepatozoon spp. in three individual Viper...

ZET Türkiye'de koyun ve keçi yetiştiriciliği çoğunlukla geleneksel yöntemlerle yapılmaktadır. Hay-vanlar yılın büyük bölümünü meralarda otlayarak geçirdikleri için yoğun kene enfestasyonuna maruz kalırlar. Bu nedenle kenelerin aktif olduğu dönemlerde kenelerle bulaşan hastalıklardan dolayı hayvan-larda sıklıkla hastalık ve ölüm vakaları görülmekted...

Diseases caused by tick-transmitted pathogens including bacteria, viruses, and protozoa are of veterinary and medical importance, especially in tropical and subtropical regions including Turkey. Hence, molecular surveillance of tick-borne diseases will improve the understanding of their distribution towards effective control. This study aimed to in...

Türkiye’de son yıllarda büyükbaş hayvancılık sektöründe önemli değişimler yaşanmıştır. Bu süreçte birim hayvan başına düşen verim düzeyleri artmış olmakla birlikte; nüfus artışıyla birlikte oluşan damızlık ve kasaplık hayvan talebi iç piyasadan yeterince karşılanamamıştır. Ülkemizde artan hayvansal ürün ihtiyacının karşılanabilmesi yanında ithalatı...

Toxoplasma gondii (T. gondii) is a protozoan parasite that lives within cells and is the cause of toxoplasmosis in dogs and all animals. The purpose of this research was to determine the seroprevalence of T. gondii infection in stray dogs in the Konya province of Turkey. Between July 2017 and July 2018, 334 plasma samples were taken from dogs of bo...

Many infectious pathogens are transmitted to dogs by vector arthropods. Some of the most well-known agents causing canine vector-borne diseases (CVBDs) are Anaplasma spp., E. canis, L. infantum and D. immitis. These rickettsial and parasitic agents pose a public health risk due to their zoonotic significance. This study was planned to determine the...

Common vector-borne diseases of horses include equine piroplasmosis (EP) caused by Babesia caballi and Theileria equi, and equine granulocytic anaplasmosis (EGA) caused by Anaplasma phagocytophilum. Equine piroplasmosis leads to severe health issues in horses and restrictions on the movement of horses internationally. Anaplasma phagocytophilum caus...

In Uganda, ticks and tick-borne diseases (TBDs) pose a big challenge to farmers. They reduce cattle productivity and cause severe economic damage. Several studies have documented the prevalence of tick-borne pathogens in cattle; however, their genetic characteristics and the role of wildlife-livestock interaction in the epidemiology of the TBDs are...

Toxoplasma gondii is an intracellular protozoan parasite, which is the cause of toxoplasmosis in dogs and can infect a wide variety of vertebrate animals and Humans. The present study evaluated the seropositive of T. gondii infection in stray dogs in Konya province, Turkey. A total of 334 plasma samples were collected from dogs of both genders (mal...

Ticks are obligatory blood-sucking ectoparasites of a wide variety of animals, and they cause economic losses in livestock breeding by acting as vectors of some bacterial, protozoan and viral pathogens. In the current study, tick-infested sheep was investigated. For this purpose, 4115 sheep from all provinces of Turkey were examined for tick infest...

The aim of this study was to compare three diagnostic methods for the diagnosis of cryptosporidiosis and to detect subtypes ofCryptosporidium parvum by sequences analyses of gp60 gene in diarrheic calves in several herds in Konya province located in Central Anatolia Region of Turkey. Fecal samples were collected from a total of 194 pre-weaned calve...

Aim: The purpose of this study was to investigate the clinical efficacy of ga-mithromycin in the treatment of naturally infected neonatal calves with cryptosporidiosis. Materials and Methods: 5-20 days old 20 diarrheic neonatal calves were used as material in this study. Diagnosis of cryptosporidiosis was made by microscopic examination and ELISA t...

Parasitic diseases caused by ticks constitute a barrier on global animal production, mainly in tropical and subtropical regions. As a country with a temperate and subtropical climate, Turkey has topography, climate, and pasture resources, and these resources are suitable for animal breeding and parasite–host–vector relationships throughout the coun...

Tick-borne diseases (TBDs) indulge in severe economic losses in the livestock industry by adversely affecting the small ruminant breeding in tropical and subtropical zone countries, including Turkey. Turkey encompasses a wide land area representing diverse climatic conditions. The present study explored the presence and distribution of Babesia ovis...

The studies on Cryptosporidium infections of animals in Turkey mostly rely on microscopic observation. Few data are available regarding the prevalence of Cryptosporidium genotypes and subtypes infection. The aim of this study is to analyse the detection of Cryptosporidium genotypes and subtypes from young ruminants. A total of 415 diarrheic fecal s...

Background Tick-borne diseases mainly, theileriosis, babesiosis and anaplasmosis cause significant economic losses in livestock globally, including Turkey. The tick-borne pathogens of small ruminants in Turkey have been studied widely but information on molecular characterization and disease occurrence is still limited.Methods In this study, both m...

Background: Cryptosporidium spp. are enteric protozoan parasites that infect a wide range of animals as well as humans. The studies on Cryptosporidium infections of animals in Turkey are mostly rely on microscopic observation. Few data are available regarding the distribution of Cryptosporidium genotypes and subtypes infection. The aim of this stud...

Ovine babesiosis is an endemic tick-borne disease of small ruminants in the Middle East, European, and some African and Asian countries, including Turkey. This study assessed whether the endemic status of this disease was stable or instable, which is important for disease control efforts. For this aim, 4115 sheep blood samples were collected from 8...

Babesiosis, theileriosis, and anaplasmosis are the most common tick-borne diseases in sheep. The majority of anaplasmosis and theileriosis are subclinical; however, babesiosis causes severe infections in small ruminants. Although there are many reports of co-infections with the agents of these diseases, their clinical severity compared with either...

In the present study, a total of 192 blood samples were collected from pet dogs, kennel dogs and shepherd dogs in Konya district, Turkey, and tested by specific PCR for the presence of vector- borne pathogens. Several pathogens were identified, most of which can cause substantial morbidity in dogs. PCR results revealed that 54 (28.1%) dogs were inf...

Considering the scarce information on occurrences of Toxoplasma gondii and Neospora caninum in domestic animals from Turkey, the aim of this study was to investigate the seroprevalence of these parasite infections in cattle, horses, sheep, goats and dogs in Turkey. The specific antibodies against T. gondii and N. caninum were detected by iELISAs ba...

Canine hepatozoonosis is a tick-borne protozoal disease caused by Hepatozoon spp. Two species of Hepatozoon are currently known to infect dogs as Hepatozoon canis and H. americanum. Although H. canis generally causes a chronic infection with relatively mild clinical alterations compared to H. americanum, infection by H. canis can be life-threatenin...

In order to identify the immunoreactive proteins which are usable for the immunological diagnosis of Babesia ovis infections, a phage lambda cDNA expression library was constructed, and screened using the parasite-specific immune serum. Immunoscreening resulted in the identification of a full-length cDNA clone encoding a secreted protein, and desig...

Babesia ovis, the primary causative agent of ovine babesiosis, is a tick-borne hemoprotozoan parasite and causes serious losses in small ruminant livestock in tropical and subtropical regions. The current control of ovine babesiosis has been base on chemotherapy and limited tick control measures. Attenuated parasites which are valuable sources of l...

Ovine babesiosis, caused by Babesia ovis, is of major economic importance in Turkey. The changes in the blood profile of infected animals are informative about the course of infection. The aim of the present study was to evaluate the hematological and biochemical changes in the pre- and post-treatment periods of the natural B. ovis infections. The...

This study was designed to determine the endemic status of Babesia ovis in sheep in Turkey. A total of 2000 sheep, from different age groups (i.e. 0-3, 4-6, 6-9, 10-12, and >12 months), were selected randomly from 132 sheep flocks. The presence of specific antibodies against B. ovis was diagnosed by indirect fluorescent antibody test (IFAT). A tota...

This study was performed to compare indirect fluorescence antibody (IFA) test with competitive ELISA (cELISA) for detection of antibodies to Anaplasma marginale in cattle. In this study, a total of 484 cattle were examined on farms that had a positive history of anaplasmosis. Thin blood smears were prepared from each examined cattle and the cELISA...

This study was designed to determine the seroepidemiology of Babesia bigemina in cattle in the Turkish province of Konya. Between April 2006 and March 2007, a total of 770 cattle were randomly selected, assigned to different age groups (i.e. 0 to 3 months, 3 to 6 months, 6 to 9 months, 9 to 12 months, 12 10 24 months, 24 to 36 months, and older tha...

Blood and serum samples were taken from 481 horses, from a stud farm or a racecourse, and tested by microscopic examination of blood smears and cELISA for Theileria equi (T. equi) and Babesia caballi (B. caballi) infections. At the time of sampling, animals were also examined for tick infestations and clinical disease, which were not observed in an...

The objective of this study was to evaluate the therapeutic and prophylactic efficacy of imidocarb dipropionate (IMDP) against babesiosis and to determine specific antibodies against Babesia ovis in experimentally infected lambs. Thirty-six 6-month-old splenectomized lambs were used. The lambs were randomly divided into six groups with six animals...

The fatal Anaplasma marginale infections were reported in a dairy cattle herd located in the Interior Aegean Region of Turkey. Fifteen Holstein dairy cows which had the symptoms of fever, weakness, depression, lack of appetite and decreasing of milk yields had died during January and March 2004. Inclusion bodies, characteristic of A. marginale, in...

There was a massive outbreak of watery diarrhoea in kids aged 5 to 15 days in a goat herd in Gönen district of Isparta province in Turkey in May 2003. The presence of Cryptosporidium parvum was investigated in the faeces of 130 diarrhoeic kids and 3 dead kids in this herd. All of the faecal samples were also examined for rotavirus and coronavirus....

This study was conducted between January and May 2003 in small-holder sheep farms in Konya. A total of 471 faecal specimens obtained from 1 -60 - day-old lambs were examined for the oocysts and coproantigens of Cryptosporidium parvum by Modified Ziehl Neelsen (MZN) staining technique and ELISA. The oocysts and coproantigens of C. parvum were identi...

Babesia bigemina infection was diagnosed in an eleven-day-old calf that was born from the Holstein-breed cow which had died due to acute babesiosis on one day after calving. The calf was not fed colostrum from its mother, for this reason, the course of the infection was severe. The calf had typical symtoms of acute babesiosis and died despite the a...

Faeces samples from 300 diarrhoeic and non - diarrhoeic calves were screened for the presence of Cryptosporidium infections. The prevalence of Cryptosporidium parvum was determined by using acid-fast staining method (Ziehl Neelsen) and ELISA kit. Calves were grouped according to their age as follows: 1-10, 10-20, 20-30, 30-45 and >45 days. The prev...

This study was carried out to determine the prevalence of Babesia bigemina infection in cattle by microscopic and serologic methods in centre villages of Konya between April and October 1999. Peripheral blood was examined microscopically using thin smears. In 18 of 157 cattle (11.46 %) Babesia sp. and in 15 cattle (9.55 %) Theileria annulata were o...

SUMMARY A new method for the fixation and staining of blood parasites has been developed. This method is a modification of the Papanicolaou stain and it is more practical and faster compared to the Giemsa stain. Also, the staining solution can be used several times. Therefore it is very practical Key words Modified Papanicolaou stain. Thelleria. B...

This study was done ın Konya and its some small towns (Çumra, Beyşehir, Sarayönü). Sixty sheep from Konya and each small town were examined monthly between the dates of May. 1994 and May, 1995. The blood samples were taken from each sheep and blood smears were prepared for microscopic examination. In addition. serum sample from each sheep was separ...

This study was done in Konya and it's some small towns (Çumra, Beyşehir, Sarayönü). Sixty sheep from Konya and each small town were examined monthly between the dates of May. 1994 and May, 1995. The blood samples were taken from each sheep and blood smears were prepared for microscopic examination. In addition. serum sample from each sheep was sepa...