The Role of Interleukin-6 in a Patient with Polyclonal Hairy B-Cell Lymphoproliferative Disorder: A Case Report

2007 ◽  
Vol 13 (4) ◽  
pp. 124-127 ◽  
Author(s):  
Akio Okamoto ◽  
Tohru Inaba ◽  
Naohisa Fujita
2015 ◽  
Vol 90 (4) ◽  
pp. 2150-2154 ◽  
Author(s):  
Sang-Hoon Sin ◽  
Sun Ah Kang ◽  
Yongbaek Kim ◽  
Anthony Eason ◽  
Kelly Tan ◽  
...  

Interleukin 6 (IL-6) is considered a proliferation and survival factor for B cells. To assess the role of IL-6 in Kaposi sarcoma-associated herpesvirus (KSHV) latency, KSHV latency locus-transgenic mice (referred to as latency mice) lacking IL-6 were evaluated. IL-6−/−latency mice had the same phenotypes as the latency mice, i.e., increased frequency of marginal zone B cells, hyperplasia, and hyperglobulinemia, indicating that the KSHV latency locus, which includes all viral microRNAs (miRNAs), can compensate for lack of IL-6 in premalignant B cell activation.


Author(s):  
Dr. Vartika Sachdeva ◽  
Dr. Mansi Kala ◽  
Dr. Sushil Kumar Shukla ◽  
Dr. Anuradha Kusum ◽  
Dr. Kunal Das

Hairy cell leukemia is a chronic B cell lymphoproliferative disorder,which is uncommon and constitutes around  two percent of  hematolymphoid malignancies. HCL commonly involves bone marrow and spleen and  rarely peripheral blood . Splenomegaly is  a prominent feature and  is seen in around 70 to 100% of  HCL cases as reported  in various case reports. Sometimes the absence of splenomegaly rules out the diagnosis of HCL and   is misdiagnosed as aplastic anemia. Thus the aim of our study is to understand the importance and keep a high level of suspicion in such cases. As in present case there was no evidence of splenomegaly clinically or radiology, but the morphologic features on biopsy had suggested HCL which was further confirmed on immunophenotyping. The purpose of this case report is to highlight the importance of the fact that HCL can present even without splenomegaly. Keywords: Hairy cell leukemia, Splenomegaly, Immunohistochemistry


1988 ◽  
Vol 140 (3) ◽  
pp. 593-595 ◽  
Author(s):  
Lawrence J. Gibel ◽  
Antonia Harford ◽  
Louis R. Yogel ◽  
Jim Spiegel ◽  
William Sterling ◽  
...  

1990 ◽  
Vol 125 (1) ◽  
pp. 197-209 ◽  
Author(s):  
John N. Bertolini ◽  
Elizabeth M. Benson
Keyword(s):  
B Cell ◽  

2013 ◽  
Vol 55 (2) ◽  
pp. 270-275 ◽  
Author(s):  
Maria Chiara Tisi ◽  
Valentina Bozzoli ◽  
Manuela Giachelia ◽  
Giuseppina Massini ◽  
Bianca Maria Ricerca ◽  
...  

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