The vaginal and uterine blood flow changes during the ovsynch program and its impact on the pregnancy rates in Holstein dairy cows

HA Sharawy, ARO Hegab, EF Risha, M El-Adl… - BMC Veterinary …, 2022 - Springer
Aim OvSynch is a hormonal protocol for synchronization of estrus and use of artificial
insemination (AI) at an optimal time without adverse effects on the ovaries or uterus. This …

[HTML][HTML] Cystic ovarian disease in dairy cattle: Diagnostic accuracy when using B-mode and color Doppler ultrasound

ZB Turner, FS Lima, AJ Conley, BR McNabb… - Journal of Dairy …, 2023 - Elsevier
The most frequently reported definition of cystic ovarian disease in cattle is an abnormally
persistent follicle (> 7 to 10 d) with a diameter> 25 mm. Discrimination between luteal and …

Recent advances in early pregnancy loss diagnosis in dairy cows: New approaches

LS Gui, TS Dai, XR Guo, SH Wei, ZM Ma… - … in Domestic Animals, 2024 - Wiley Online Library
Early pregnancy loss is a primary cause of low reproductive rates in dairy cows, posing
severe economic losses to dairy farming. The accurate diagnosis of dairy cows with early …

Early pregnancy diagnosis based on luteal morphology and blood flow on Days 17–21 post-artificial insemination in Japanese Black cattle

T Kanazawa, M Seki, K Iga - Theriogenology, 2022 - Elsevier
The present study was conducted to evaluate the applicability of corpus luteum (CL)
morphology and blood flow for early pregnancy diagnosis on Days 17–21 post-artificial …

Application of Color Doppler Ultrasound in Egyptian Buffalo Reproduction

M Elmetwally, M Gohar, W Tawfik… - Egyptian Journal of …, 2023 - ejvs.journals.ekb.eg
The Color Doppler ultrasonography is widely utilized in equines, dairy cattle, and small
ruminants as a safe, non-invasive means of monitoring reproductive performance. Non …

Power Doppler can detect the presence of 7–8 day conceptuses prior to flushing in an equine embryo transfer program

P Nieto-Olmedo, FE Martín-Cano, G Gaitskell-Phillips… - Theriogenology, 2020 - Elsevier
In order to determine whether differences in uterine blood flow between pregnant and non-
pregnant mares can be used to predict the presence of the equine embryo prior to flushing …

Ovarian dynamics, hormone profiles, and characterization of ovarian and uterine blood flow in cycling Sahiwal cows

M Hassan, MY Arfat, U Arshad… - South African Journal of …, 2021 - journals.co.za
The objectives were to investigate the ovarian dynamics and hormonal profiles during the
oestrus cycle, and to characterize the ovarian and uterine blood flow (OBF versus UBF) …

[HTML][HTML] Study on Various Luteal Characteristics Using Doppler Ultrasonography for Early Pregnancy Diagnosis in Nili-Ravi Buffaloes

U Riaz, M Hassan, MI Khan, U Farooq… - BioMed Research …, 2022 - ncbi.nlm.nih.gov
The objective of current study was to assess the trend in various luteal characteristics viz
luteal size (LS), plasma progesterone (P 4) concentration, and luteal blood flow (LBF) using …

[HTML][HTML] The Potential of Infrared Thermography for Early Pregnancy Diagnosis in Nili-Ravi Buffaloes

U Riaz, M Idris, M Ahmed, F Ali, U Farooq, L Yang - Animals, 2024 - mdpi.com
Simple Summary Early diagnosis of pregnancy in dairy buffaloes is of critical importance for
harnessing their maximum production potential. Existing methods of early pregnancy …

Corpus luteum vascularization during the maternal recognition of pregnancy in llamas (Lama glama)

MF Gallelli, C Bianchi, E Zampini… - … in Domestic Animals, 2020 - Wiley Online Library
The aim of this study was to characterize corpus luteum vascularization and its association
with plasma progesterone concentration in early stages of pregnancy, when maternal …