A.H. Shahzad1, A. Sattar1,*, A. Husnain1, I. Ahmad2, N. Ahmad1, D. Nak3 and Y. Nak3
...o appraise CIDR-EB based estrus synchronization and used CIDR-Ovsynch based resynch protocol in lactating Holstein cows at two different geographical locations. On location A, 160 postpartum cows were enrolled in standard CIDR-EB protocol. Cows were subjected to timed AI and randomly assigned into two groups: 1) control (n=70), subjected to AI on detected estrus (AIDE) from d18-d30 post TAI. Pregnancy rate was diagnos...
Turab Ali Kaurajo1*, Huma Rizwana1, Gulbahar Khaskheli2, Muhammad Haroon Baloch1, Muhammad Naeem Rajput1, Asad Ali Khaskheli3 and Mohsin Solangi1
... in females. Duration of estrus cycle in camel varied from 16-22 days. Average hair production of 1.63, 1.62, 1.47 and 1.36 kg was noted for Kharai, Dhatti, Larri and Sakrai breeds respectively. Average daily milk production of Dhatti, Sakrai, Kharai and Larri camels were recorded as 6.40, 5.23, 4.90 and 5.20 liters respectively while the lactation yield was found 1529.30, 1455, 1442 and 1511 liters respectively. The Kharai camels possessed capability of carry...
Aftab Shaukat1,2,*, Tauseef ur Rehman3, Rizwan Shukat4, Shahid Ali Rajput5,
Shadab Shaukat6, Muhammad Ahsan Naeem2,5,8, Mubashar Hassan2,5, Tabassam Fatima2,5,
Fayyaz Ahmad1, Muhammad Usman Saleem7, Fatima Arooj1, Ashar Mehfooz2 and Anas Sarwar Qureshi2
...pose to identify does in estrus, while separate them for breeding with enlisted buck. Mean values of Fertility rate and kidding rate in T1 and T2 were 75% vs 85% and 150% vs 176 % (p<0.01) showing significantly higher rate is in T2 group. The birth weight and weaning weight of the kids in T1 and T2 group were 1.56±0.02 kg vs 1.87±0.04 kg and 9.0±0.21 kg vs 10.45±0.18 kg, resp...
Wenping Hu1, Xiangyu Wang1, Xiaodi Sun2, Ran Di1, Qiuyue Liu1, Zhangyuan Pan1, Xiaofei Guo1, Xiaohan Cao1, Jinyu Wang2, Yingjie Zhang3, Mei Jin4, Yuze Yang5 and Mingxing Chu1*
...i>TAC3 gene with the estrus of sheep. TAC3 expression in uterus and pituitary gland increased in estrus of Small Tail Han sheep and Tan sheep. The TAC3 expression level in uterus might relate with estrus of sheep. Two mutations of TAC3 were found in intron 1 (C327T) and exon 2 (G1803A) separately. Although there were significant differences of C327T/G1803A genotype...
Pankaj Kumar Jha1,2*, M. Golam Shahi Alam1 and Farida Yeasmin Bari1
Pregnancy and Lambing Rate Following Laparoscopic Artificial Insemination with Two Different Types of Diluent and Frozen-thawed Sperm Dose in Ewes
...s were synchronized for oestrus with two doses of 100 μg PGF2α (Cloprostenol) 9 days apart. The ewes were randomly assigned to one of four groups; G1 (n = 18; commercial Triladyl®/ 100 × 106 sperm), G2 (n = 21; commercial Triladyl®/ 50 × 106 sperm), G3 (n = 20; home-made tris based/ 100 × 106 sperm) and G4 (n = 19; home-made tris based/ 50 × 106 sperm). Ewes were inseminated within 18 h to 22 h after the onset of o
Mikail Arslan1, Orhan Yilmaz2, Bahattin Cak2* and Ahmet Fatih Demirel2
... 3-day from the start of estrus. Estrus rate, lambing rate and litter size were 96.00, 87.50% and 1.70 lamb/doe; 92.35, 85.20 and 1.50 lamb/doe; 78.92, 58.38 and 1.43 lamb/doe for summer, spring and winter seasons, respectively. Survival rates at weaning, birth and weaning weights of lambs were 86.44%, 3.11kg and 17.85kg; 72.80%, 3.24kg and 16.38kg; 66.88%, 3.38kg and 18.97kg for summer, spring and winter, respectively. The ...
Mohamed Abd El-Fattah Abo-Farw1, Maged Ahmed Aboul-Omran1, Abdel-Khalek El-Sayed Abdel-Khalek2*
...al from calving to first estrus (31.60±0.86 vs. 33.10±0.98 d) or first service (55.20±0.97 vs. 61.00±1.96) was not affected (P≥0.05). Mastitis decreased (P<0.05) estrus/mating (93.3 vs. 80.0%) and pregnancy rates (86.66 vs. 53.33%), prolonged (P<0.001) days open (63.45±3.25 vs. 104.10±3.92 d), and increased services number required for conception (1.35±0.11 vs. 2.800&...
Abdullah Channo1*, Asmatullah Kaka1, Qudratullah Kalwar2, Imdadullah Jamali3, Ghulam Jelani2, Muhammad Bakhsh4, Ghulam Nabi Dahri5 and Jai Parkash Goil6
... changes, nymphomania, anestrus, repeat breeding, pelvic ligament relaxation, tails head elevation, determination of progesterone level in plasma and milk by using kits of progesterone assay, and to confirm the diagnosis of COD, mostly trans rectal palpation and trans rectal ultrasonography methods have been used. COD should be treated by using different treatment protocols such as hormonal, medicinal and homeopathic medicines....
Veasna Chem1 †, Hong-Seok Mun1,2 †, Keiven Mark B. Ampode1, Shad Mahfuz1, Il-Byung Chung1, Muhammad Ammar Dilawar1,3, Chul-Ju Yang1,3,*
...d well-being, such as proestrus, estrus, and pregnancy. The control of estrus and ovulation has become the main topic for a batch of flow management, and the failure to detect estrus accurately has the greatest impact on labor rate and little size. Digital infrared thermal imaging (DITI) technology can easily recognize and detect animals’ temperatu...
Ghulam Nabi Dahiri1, Akeel Ahmed Memon2, Qudratullah Kalwar3*, Asmatullah Kaka2, Waseem Ali Vistro4, Yar Muhammad Jalbani3, Kiran Nazish3 and Jai Parkash Kolhi5
...t to compare efficacy of estrus synchronization protocols with or without biostimulation in Thari cattle. A total of forty Thari cattle maintained at semi intensive management conditions at Thari Cattle Farm Nabisir Road, Distt: Umerkot were used in the study. The selected animals were divided into four groups to observe estrus signs and artificial insemination. Animals of group B and D were treated with OvSynch (GnRH at day...
N. Wachida1*, P. M. Dawuda2,1, I. U. Ate3,1, P. I. Rekwot4, 2
...s were synchronized for oestrus using PGF2α. Follicular studies were carried out. Serum oestradiol and luteinizing hormones were monitored by Enzyme-Linked Immunosorbent Assay (ELISA). Blood samples for serum were collected for oestradiol and luteinizing hormones. Follicular diameters at 42 hr were longer (P<0.05) in hot dry season (8.088±0.52 mm) than in raining seasons (8.618±0.9 mm) and cold dry season (6.338± 0.68 mm). At 72 ...
Abhishek Pandit1, Suman Poudel2, Manish Gautam3* and Shambhu Shah4
...l regression followed by estrus and ovulation in cows when administered during the luteal period. Progestin suppresses the activity of the ovary and inhibits the dominant follicle maturation due to the suppression of both FSH and LH. Gonadotropin-releasing hormone or an analog is administered with PGF2α to estrous- cyclic and noncyclic cattle disrupts the patterns of follicular growth, inducing ovulation on a large follicle. To select and successfully im...
Samaa M Galal1, Sally Ibrahim2, Karima Mahmoud2, Ola Adel1, Aya A. Shokry3, El-Belely MS1, Ismail Sayed Taha1*
...maestro of regulation of estrus cycle in Egyptian buffaloes. Hence, the study of molecular control of the CL in Egyptian buffaloes let us to know the mechanisms of this regulation. We aimed to (1) figure out the expression profile of apoptotic genes (TNFα- BAX - CASP3 - FASLG - AGTR2 - and NOS2) mRNAs during early, mid, and late stages of CL and (2) clarify the accompanied changes in progesterone (P4), nitric oxide (NO) concentrations and histological ev...
Doaa H. Assar1, Rasha A. Al Wakeel2, Mahmoud M. El-Maghraby3, Mohammed M. El-Badawy3, Adel A. El-Badawy3, Wael M. Nagy3, Mustafa S. Atta2, Abdel-Khalek E. Abdel Khalek4*
...ved (P<0.05) rates of estrus, pregnancy, lambing, and litter size. RBCs, hemoglobin, and neutrophils increased (P<0.05) by allicin (0.8 or 1.2 g/kg). WBCs increased (P<0.05) by allicin (1.2 g/kg), but lymphocytes and monocytes increased (P<0.5) by all levels. Allicin (0.8 and 1.2 g/kg) increased (P<0.05) total proteins and globulin, while decreased (P<0.05) creatinine, urea, total cholesterol, and triglycerides. Allicin supplementation reduce...
Umar M. Bello1*, Samuel A. Ojo1, Abdurrahman Ghaji1, Ambrose A. Voh (Jr)2, Muazu N. Bappah3, Casmir O. Igbokwe4
...o various stages of the oestrus cycle. The does were synchronized by treatment with two luteolytic dosages of PGF2α analogue (Lutalyse®, Dinoprost tromethamine), 12.5mg administered intramuscularly in the gluteal region, 11 days apart. Vaginal smears were stained using a modified Papanicolaou method while the vaginal or rectal temperatures (oC) was recorded with a standard (dry-bulb) clinical thermometer taken from 07:30 to 08:30 hrs daily and mo...
Adrial Adrial1*, Rudy Priyanto2, Salundik Salundik2, Ahmad Yani2, Luki Abdullah3
...ving, delayed postpartum estrus and longer calving interval.
Keywords | Calcium, Phosphorus, Copper, Peatland, Reproductive Performance
...
Shakeel Ahmed Wagan1, Akeel Ahmed Memon1, Qudratullah Kalwar2*, Asmatullah kaka1, Mohammad Farooque Hassan2, Hidayatulah Soomro2, Safia Kadhro3, Abdullah Sethar4 and Muhammad Jehangeer5
...stigate the influence of estrus synchronization protocols following ovsynch and ovsynch + CIDR in Thari cows during different breeding seasons. Total (n=80) Thari cows 1st to 4th parity were selected for this study. The experiment was conducted twice in a year i.e. in October to January, n=40 (Peak breeding season) and March to May, n=40 (Low breeding season). Animals were divided into three groups (A, B and C). In group A, 02ml I/M injection of GnRH (25µ...
Shah Murad Khan1, Hamayun Khan1, Younas Muhammad1, Haq Aman Ullah1*, Muhammad Tariq Tunio2, Ali Gohar2 and Fazli Rabbani3
...iciency of two different estrus synchronization protocols in Achai breed of cattle. Twelve lactating Achai cows were divided into two equal groups and subjected to Presynch Ovsynch (POP) or Modified 7-day Select Synch (MSS) protocol. In POP protocol animals were administered with PGF2-α injections on day -38, -24 and -3. GnRH-1 was given on day -10 and 0, along with timed artificial insemination after 16 hrs. Animals in MSS group were administered with a...
I Nyoman Sulabda1, Anak Agung Gde Oka Dharmayudha2, I Wayan Nico Fajar Gunawan3, Dwi Fortuna Hashilonda4, Luh Gde Setyawati5, I Ketut Puja6*
...ys after the onset of proestrus. Bitches are inseminated intravaginally. Pregnancy was confirmed by ultrasound 25 days post-AI. To our knowledge, this is the first successful case of AI in a Kintamani dog. From these results, it can be concluded that freezing the semen of Kintamani dogs could fertilize female dog eggs.
Keywords | Kintamani dogs, fertilization, Insemination, Intravaginal, Pregnancy
...
Trinil Susilawati1*, Aulia Puspita Anugra Yekti1, Amir Firdaus2, Dinda Ayu Damayanti2, Rizki Prafitri1, Nanang Febrianto1, Kuswati1, Achadiah Rachmawati1, Sri Wahjuningsih1, Nurul Isnaini1
...se at the 8th hour after estrus onset, while T2 AI double dose at the 2nd and 8th hour after estrus onset. The Non-Return Rate (NRR 1) was observed on the next cycle after AI. If the cows showed the estrus sign, the insemination was repeated with the same treatment and then continued to observe NRR 2 on the next cycle. After two months, the pregnancy and AI failure were observed using ultr...
Mohamed A. Abu El-Hamd1*, Abdelslam M. Metwally2, Zahya R. Ghallab2, Wael A. El-Hamady1 and Mohamed A. El-karamany1
...ed effective increasing oestrus responses 90, 70, 100 and 80% in G1, G2, G3 and G4, respectively. Pregnancy rate was significantly higher in G1 (80%) and G2 (60%) than in G3 (50% ) and G4 (40%) in cows. The concentration of progesterone (P4) significantly decreased in pregnant cows compared with non-pregnant in G2 and G3 at artificial insemination (AI), while it was higher at days 7, 14 and 24 post-AI in pregnant than in non-pregnant cows. At o
Rini Widyastuti1*, Rangga Setiawan1, Nurcholidah Solihati1, Siti Darodjah1, Kundrat Hidajat1, Mochamad Ali Mauludin2, Alkaustariyah Lubis3, Mas Rizky Anggun Adipurna Syamsunarno4, Sigit Prastowo5, Takdir Saili6, Arief Boediono7
...arried out mating of the estrus dairy goat and more than 75% treated the pregnant animal and prepared a proper place for delivery. A small proportion of <25% managed and weaned the kids. Farmers mated their goats in the first estrous cycle, leading to an early first delivery age of approximately 12 months. Farmers in Simpay Tampomas Farmers Group generally had adequate knowledge of reproductive physiology but little experience in managing dairy farming goat...
Gokarna Gautam1*, Sajan Rokaya1, Bhuminand Devkota1, Saroj Sapkota2
..., ELISA, Progesterone, Anestrus
...
Muhammad Yusuf1*, Abd Latief Toleng1, Sahiruddin1, Masturi1, Hasrin1, Musdalifa Mansur2, Hendrikus Fatem3, Johan Koibur4
...prior to synchronize the estrus then subjected to either Heasynch or Select Synch protocols. The results of this study showed that inactive ovaries of dairy heifers were relatively higher in comparison to both follicular and luteal phases (58% vs. 26% and 16%). After treating the heifers with either Heatsynch or Select-synch protocols for synchronizing the estrus, all animals become estrus...
Gokarna Gautam1*, Hari Adhikari1, Bhuminand Devkota1, Subir Singh2
...l for the treatment of anestrus in buffaloes during low breeding season (April to June). Buffaloes in Group T1 (Ovsynch, n=25) received GnRH on a random day (d0), PGF2α on d7, GnRH on d9, followed by fixed timed artificial insemination (FTAI) at 16-20 hours after second GnRH. Buffaloes in Group T2 (CIDR-synch, n=30) were treated as in group T1 except that a CIDR containing 1.9 gm progesterone was inserted into the vagina on d0 and removed on d7. Ov...
Dio Fico Felsidan Diatmono1, Seraphina Kumala1, Pradita Iustitia Sitaresmi2, Stefani Winda Paramita1, Megawati Andi1, Yustina Yuni Suranindyah3, Diah Tri Widayati1*
...logical state during the estrus cycles has the potential to affect the blood biochemical composition of livestock and serve as a reference for livestock reproductive nutrition and maintenance management. This study aims to determine the blood metabolite levels of Saanen-Etawah Crossbred does during the follicular and luteal phases. Fourteen non-pregnant-lactating Saanen-Etawah Crossbred does were used in this study (age 2-4 years, BCS 3, and multiparous). The ...
Mushtaq A.Alabodi1*, Imad Majeed Almeeni2
...to suppress or delay the estrus cycle in queens. Ten domesticated non-pregnant cats of known origin aged between 1-3 years were used. The cats were divided randomly into two groups. The first group (G1, n=5) was left without treatment and served as control group, and the second group (G2, n=5) was administered 18 mg melatonin implants as a single-dose subcutaneously. Before starting treatment at day zero, 3 ml of blood was collected from the jugular vein in al...
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