Zinc transferrin stimulates red blood cell formation in the head kidney of common carp (Cyprinus carpio)

Author(s):  
Yen-Hua Chen ◽  
Szu-Wei Fang ◽  
Sen-Shyong Jeng
2020 ◽  
Author(s):  
Yaoyao Zhu ◽  
Shijuan Shan ◽  
Huaping Zhao ◽  
Rongrong Liu ◽  
Hui Wang ◽  
...  

Abstract Background: Interferon (IFN) regulatory factors (IRFs), as transcriptional regulatory factors, play important roles in regulating the expression of type I IFN and IFN stimulated genes (ISGs) in innate immune responses. In addition, they participate in cell growth and development and regulate oncogenesis. Results: In the present study, the cDNA sequence of IRF10 in common carp (Cyprinus carpio L.) was characterized (abbreviation, CcIRF10). The predicted protein sequence of CcIRF10 shared 52.7-89.2% identity with other teleost IRF10s and contained a DNA-binding domain (DBD), a nuclear localization signal (NLS) and an IRF-associated domain (IAD). Phylogenetic analysis showed that CcIRF10 had the closest relationship with IRF10 of Ctenopharyngodon idella. CcIRF10 transcripts were detectable in all examined tissues, with the highest expression in the gonad and the lowest expression in the head kidney. CcIRF10 expression was upregulated in the spleen, head kidney, foregut and hindgut upon polyinosinic:polycytidylic acid (poly I:C) and Aeromonas hydrophila stimulation and induced by poly I:C, lipopolysaccharide (LPS) and peptidoglycan (PGN) in peripheral blood leucocytes (PBLs) and head kidney leukocytes (HKLs) of C. carpio. In addition, overexpression of CcIRF10 was able to decrease the expression of the IFN and IFN stimulated genes PKR and ISG15. Conclusions: These results indicate that CcIRF10 participates in antiviral and antibacterial immunity and negatively regulates the IFN response, which provides new insights into the IFN system of C. carpio.


2013 ◽  
Vol 34 (6) ◽  
pp. 1569-1575 ◽  
Author(s):  
Takeshi Kadowaki ◽  
Yasumasa Yasui ◽  
Osamu Nishimiya ◽  
Yukinori Takahashi ◽  
Chie Kohchi ◽  
...  

2006 ◽  
Vol 177 (1) ◽  
pp. 61-69 ◽  
Author(s):  
Maaike Joerink ◽  
Carla M. S. Ribeiro ◽  
René J. M. Stet ◽  
Trudi Hermsen ◽  
Huub F. J. Savelkoul ◽  
...  

2009 ◽  
Vol 33 (1) ◽  
pp. 173-179
Author(s):  
Omar B.A. Al-Tayyar

Gossypol is a substance found in the cottonseed. Recently in Iraq and in other countries the cottonseedwas used as a concentrate for fish and other animals without awareness of the risk. The present study isdesigned to shed the light on the deleterious effect of gossypol on some hematological parameters andenzymes of male common carp Cyprinus carpio l.. Oral administration of gossypol 20 mg./kg. b.w. forten days was found to be a strong lyses for red blood cell, reduced packed cell volume and increasederythrocyte sedimentation rate and decreased total white blood cell. Furthermore alkalinephosphotase, alinine aminotransferase and aspartate aminotransferase were increased which reflectliver and kidneys damage caused by gossypol coincided with the histopathological changes in whichthere was mainly degeneration as well as inflammatory cells infiltration


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