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Castro ANC, Díaz MC, Mendoza Torres GJ, Moreno Burgos B, Zanuzzi C, Illia MC, Lendez PA, Carril J, Ghezzi MD, Bodiola Diez JJ, Barbeito CG. Patterns of proliferation and cell differentiation during hepatic ontogeny in the alpaca. Tissue Cell 2021; 71:101589. [PMID: 34274592 DOI: 10.1016/j.tice.2021.101589] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 04/05/2021] [Revised: 06/28/2021] [Accepted: 06/29/2021] [Indexed: 10/21/2022]
Abstract
The liver has multiple functions that change throughout ontogeny. South American camelids (SAC) have unique characteristics related to adaptation to extreme environments and metabolism. However, the process of hepatic cell differentiation has not been studied in any SAC. We study the patterns of cell differentiation and proliferation in the liver of the alpaca at different times of the ontogeny, excluding the hematopoietic components. Immunohistochemical techniques were performed in 66 specimens, including embryos, fetuses, neonates and adults. Supplementary analyses were performed by lectinhistochemistry. The hepatocytic differentiation was performed by the identification of Hepatocyte (Clone: OCH1ES Dako®). It began in the specimens of 1.8-2.5 cm of crown to rump length (CRL), from Days 25-29 (ovulation = Day 0), continued during gestation and intensified towards its end. The cholangiocytic differentiation was performed by the identification of cytokeratin 7 (CK7, Dako®). It was manifested at the final of gestation (specimens of 28.4 cm CRL, from Day 223 onwards). Parenchymal cells underwent a process of gradual differentiation (differentiation of hepatocytes preceded that of cholangiocytes). Cell proliferation was observed along gestation using the nuclear proliferation antigen (PCNA) and Ki-67. Hepatic organogenesis in the alpacas shares similar differentiation and proliferation mechanisms with other altricial, but phylogenetically distant, species.
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Affiliation(s)
- A N C Castro
- Laboratorio de Anatomía, Facultad de Ciencias Veterinarias, Universidad Nacional del Centro de la Provincia de Buenos Aires, Campus Universitario (7000), Tandil, Buenos Aires, Argentina
| | - M C Díaz
- Laboratorio de Embriología, Facultad de Ciencias Veterinarias, Universidad Nacional del Centro de la Provincia de Buenos Aires, Campus Universitario (7000), Tandil, Buenos Aires, Argentina
| | - G J Mendoza Torres
- Laboratorio de Anatomía, Facultad de Veterinaria y Zootecnia, Universidad Peruana Cayetano Heredia, Av. Honorio Delgado 430, Distrito San Martín de Porres, Lima, Perú
| | - B Moreno Burgos
- Departamento de Patología Animal, Facultad de Veterinaria, Universidad de Zaragoza, Av. Miguel Servet 177, Zaragoza, España
| | - C Zanuzzi
- Laboratorio de Histología y Embriología Descriptiva, Experimental y Comparada. Facultad de Ciencias Veterinarias, CONICET, Universidad Nacional de La Plata, Calle 60 y 118, La Plata, 1900, Argentina
| | - M Carrica Illia
- Laboratorio de Anatomía, Facultad de Ciencias Veterinarias, Universidad Nacional del Centro de la Provincia de Buenos Aires, Campus Universitario (7000), Tandil, Buenos Aires, Argentina
| | - P A Lendez
- Laboratorio de Anatomía, Facultad de Ciencias Veterinarias, Universidad Nacional del Centro de la Provincia de Buenos Aires, Campus Universitario (7000), Tandil, Buenos Aires, Argentina
| | - J Carril
- Laboratorio de Histología y Embriología Descriptiva, Experimental y Comparada. Facultad de Ciencias Veterinarias, CONICET, Universidad Nacional de La Plata, Calle 60 y 118, La Plata, 1900, Argentina
| | - M D Ghezzi
- Laboratorio de Anatomía, Facultad de Ciencias Veterinarias, Universidad Nacional del Centro de la Provincia de Buenos Aires, Campus Universitario (7000), Tandil, Buenos Aires, Argentina
| | - J J Bodiola Diez
- Departamento de Patología Animal, Facultad de Veterinaria, Universidad de Zaragoza, Av. Miguel Servet 177, Zaragoza, España
| | - C G Barbeito
- Laboratorio de Histología y Embriología Descriptiva, Experimental y Comparada. Facultad de Ciencias Veterinarias, CONICET, Universidad Nacional de La Plata, Calle 60 y 118, La Plata, 1900, Argentina.
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Ibrahim A, El-Ghareeb WR, Aljazzar A, Al-Hizab FA, Porter BF. Hepatic lobe torsion in 3 dromedary camels. J Vet Diagn Invest 2020; 33:136-139. [PMID: 33225867 DOI: 10.1177/1040638720971813] [Citation(s) in RCA: 4] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Abstract] [Key Words] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 01/06/2023] Open
Abstract
Hepatic lobe torsion is a rare condition in domestic animals. Clinical signs are variable, with some cases remaining subclinical and others resulting in death. Most cases are diagnosed either by laparotomy or during postmortem examination. During postmortem inspection of 670 slaughtered dromedary camels, hepatic lobe torsion of the quadrate lobe was detected in 3 adult female camels. Clinical signs had not been noted on antemortem veterinary inspection, and hepatic lobe torsion was likely an incidental finding. Histologically, the affected liver lobe exhibited severe hepatocellular loss with replacement by fibrous connective tissue. When investigating abdominal pain in camels, veterinarians should include hepatic lobe torsion in the list of differential diagnoses.
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Affiliation(s)
- Abdelazim Ibrahim
- Department of Pathology, College of Veterinary Medicine, King Faisal University, Saudi Arabia.,Department of Pathology, College of Veterinary Medicine, Suez Canal University, Egypt
| | - Waleed Rizk El-Ghareeb
- Department of Veterinary Public Health, College of Veterinary Medicine, King Faisal University, Saudi Arabia
| | - Ahmed Aljazzar
- Department of Pathology, College of Veterinary Medicine, King Faisal University, Saudi Arabia
| | - Fahad A Al-Hizab
- Department of Pathology, College of Veterinary Medicine, King Faisal University, Saudi Arabia
| | - Brian F Porter
- Department of Veterinary Pathobiology, College of Veterinary Medicine & Biomedical Sciences, Texas A&M University, College Station, TX
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Castro ANC, Domínguez MT, Gómez SA, Mendoza Torres GJ, Llerena Zavala CA, Ghezzi MD, Barbeito CG. Development of the Liver in Alpaca (Vicugna pacos): A Microscopic and Macroscopic Description. Anat Histol Embryol 2015; 45:173-83. [DOI: 10.1111/ahe.12183] [Citation(s) in RCA: 3] [Impact Index Per Article: 0.3] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Received: 07/15/2014] [Accepted: 02/16/2015] [Indexed: 11/29/2022]
Affiliation(s)
- A. N. C. Castro
- Laboratorio de Anatomía y Laboratorio de Histología de la Facultad de Ciencias Veterinarias; Universidad Nacional del Centro de la Provincia de Buenos Aires; Campus Universitario (7000) Tandil Buenos Aires Argentina
| | - M. T. Domínguez
- Laboratorio de Anatomía y Laboratorio de Histología de la Facultad de Ciencias Veterinarias; Universidad Nacional del Centro de la Provincia de Buenos Aires; Campus Universitario (7000) Tandil Buenos Aires Argentina
| | - S. A. Gómez
- Laboratorio de Anatomía y Laboratorio de Histología de la Facultad de Ciencias Veterinarias; Universidad Nacional del Centro de la Provincia de Buenos Aires; Campus Universitario (7000) Tandil Buenos Aires Argentina
| | - G. J. Mendoza Torres
- Laboratorio de Anatomía Animal y Laboratorio de Histología de la Facultad de Veterinaria y Zootecnia; Universidad Peruana Cayetano Heredia; Av. Honorio Delgado 430 Urbanización Ingeniería San Martín de Porres Lima Perú
| | - C. A. Llerena Zavala
- Laboratorio de Anatomía Animal y Laboratorio de Histología de la Facultad de Veterinaria y Zootecnia; Universidad Peruana Cayetano Heredia; Av. Honorio Delgado 430 Urbanización Ingeniería San Martín de Porres Lima Perú
| | - M. D. Ghezzi
- Laboratorio de Anatomía y Laboratorio de Histología de la Facultad de Ciencias Veterinarias; Universidad Nacional del Centro de la Provincia de Buenos Aires; Campus Universitario (7000) Tandil Buenos Aires Argentina
| | - C. G. Barbeito
- Laboratorio de Histología y Embriología; Facultad de Ciencias Veterinarias; CONICET; Universidad Nacional de La Plata; 60 y 118 La Plata Provincia de Buenos Aires Argentina
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