scholarly journals Immunohistochemical Localization of Cytokeratins in the Junctional Region of Ectoderm and Endoderm

2010 ◽  
Vol 293 (11) ◽  
pp. 1864-1872 ◽  
Author(s):  
Akihiro Hosoya ◽  
Sungwook Kwak ◽  
Eun-Jung Kim ◽  
Declan Patrick Lunny ◽  
E. Birgitte Lane ◽  
...  
1999 ◽  
Vol 19 (3) ◽  
pp. 302-310
Author(s):  
Yukihiko Kohda ◽  
Katsuhiro Tsuchiya ◽  
Junkoh Yamashita ◽  
Masaki Yoshida ◽  
Takashi Ueno ◽  
...  

1998 ◽  
Vol 5 (1) ◽  
pp. 137A-137A
Author(s):  
J MCCARTHY ◽  
D MISRA ◽  
A KANBOURSHAKIR ◽  
L MINICH ◽  
D LYKINS ◽  
...  

1989 ◽  
Vol 120 (3_Suppl) ◽  
pp. S202-S203
Author(s):  
G. WESTHOF ◽  
J. BENSCH ◽  
W. L. BRAENDLE

Biomics ◽  
2020 ◽  
Vol 12 (3) ◽  
pp. 329-336
Author(s):  
A.R. Lubyanova ◽  
F.M. Shakirova ◽  
M.V. Bezrukova

We studied the immunohistochemical localization of abscisic acid (ABA), wheat germ agglutinin (WGA) and dehydrins in the roots of wheat seedlings (Triticum aestivum L.) during 24-epibrassinolide-pretreatment (EB-pretreatment) and PEG-induced dehydration. It was found coimmunolocalization of ABA, WGA and dehydrins in the cells of central cylinder of basal part untreated and EB-pretreated roots of wheat seedlings under normal conditions and under osmotic stress. Such mutual localization ABA and protective proteins, WGA and dehydrins, indicates the possible effect of their distribution in the tissues of EB-pretreated wheat roots during dehydration on the apoplastic barrier functioning, which apparently contributes to decrease the water loss under dehydration. Perhaps, the significant localization of ABA and wheat lectin in the metaxylem region enhances EB-induced transport of ABA and WGA from roots to shoots under stress. It can be assumed that brassinosteroids can serve as intermediates in the realization of the protective effect of WGA and wheat dehydrins during water deficit.


npj Vaccines ◽  
2021 ◽  
Vol 6 (1) ◽  
Author(s):  
Lucie Jelínková ◽  
Hugo Jhun ◽  
Allison Eaton ◽  
Nikolai Petrovsky ◽  
Fidel Zavala ◽  
...  

AbstractA malaria vaccine that elicits long-lasting protection and is suitable for use in endemic areas remains urgently needed. Here, we assessed the immunogenicity and prophylactic efficacy of a vaccine targeting a recently described epitope on the major surface antigen on Plasmodium falciparum sporozoites, circumsporozoite protein (CSP). Using a virus-like particle (VLP)-based vaccine platform technology, we developed a vaccine that targets the junctional region between the N-terminal and central repeat regions of CSP. This region is recognized by monoclonal antibodies, including mAb CIS43, that have been shown to potently prevent liver invasion in animal models. We show that CIS43 VLPs elicit high-titer and long-lived anti-CSP antibody responses in mice and is immunogenic in non-human primates. In mice, vaccine immunogenicity was enhanced by using mixed adjuvant formulations. Immunization with CIS43 VLPs conferred partial protection from malaria infection in a mouse model, and passive transfer of serum from immunized macaques also inhibited parasite liver invasion in the mouse infection model. Our findings demonstrate that a Qβ VLP-based vaccine targeting the CIS43 epitope combined with various adjuvants is highly immunogenic in mice and macaques, elicits long-lasting anti-CSP antibodies, and inhibits parasite infection in a mouse model. Thus, the CIS43 VLP vaccine is a promising pre-erythrocytic malaria vaccine candidate.


2012 ◽  
Vol 48 (No. 12) ◽  
pp. 369-372
Author(s):  
S. Timurkaan ◽  
A. Aydin ◽  
M. Kaban

The localization of calbindin in the kidney and cerebellum of Hystrix cristata was investigated immu­nohistochemically using an antiserum against the 28k Da calbindin of chicken duodenum. Calbindin-D28k is an intracellular protein with a high affinity for calcium. This protein is exclusively localized in the distal convoluted tubules of the kidney and in Purkinje cells of the cerebellum. Functionaly, calbindin-D28k is supposed to be involved in the regulation of the reabsorption of calcium in the distal nephron, though the exact regulatory mechanisms are not yet known.


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