Results 91 to 100 of about 2,349,446 (385)

Duration of humoral immunity to common viral and vaccine antigens.

open access: yesNew England Journal of Medicine, 2007
BACKGROUND Maintenance of long-term antibody responses is critical for protective immunity against many pathogens. However, the duration of humoral immunity and the role played by memory B cells remain poorly defined.
Ian J. Amanna, N. Carlson, M. Slifka
semanticscholar   +1 more source

Mycobacterium tuberculosis sulfurtransferase SseA is activated by its neighboring gene product Rv3284

open access: yesFEBS Letters, EarlyView.
Tuberculosis remains a global health challenge and new therapeutic targets are required. Here, we characterized SseA, a sulfurtransferase from Mycobacterium tuberculosis involved in macrophage infection, and its interaction with the newly identified protein SufEMtb that activates SseA enzymatic activity.
Giulia Di Napoli   +10 more
wiley   +1 more source

Trypsin digest of cancer cells surface stimulates anti-tumor immune response better than cancer cells themselves [PDF]

open access: yes, 2010
Antigens expressed on the surface of cancer cells are accessible targets for both humoral and cell-mediated immune responses, and are therefore potential candidates for vaccine development.
Balashova Elena, Petr Lokhov
core   +2 more sources

Analysis of expressed sequence tags from Trypanosoma cruzi amastigotes

open access: yesMemorias do Instituto Oswaldo Cruz, 2005
A total of 880 expressed sequence tags (EST) originated from clones randomly selected from a Trypanosoma cruzi amastigote cDNA library have been analyzed.
Gustavo C Cerqueira   +4 more
doaj   +1 more source

Focused Specificity of Intestinal Th17 Cells towards Commensal Bacterial Antigens

open access: yesNature, 2014
T-helper-17 (TH17) cells have critical roles in mucosal defence and in autoimmune disease pathogenesis. They are most abundant in the small intestine lamina propria, where their presence requires colonization of mice with microbiota.
Yi Yang   +15 more
semanticscholar   +1 more source

Redox‐dependent binding and conformational equilibria govern the fluorescence decay of NAD(P)H in living cells

open access: yesFEBS Letters, EarlyView.
In this work, we reveal how different enzyme binding configurations influence the fluorescence decay of NAD(P)H in live cells using time‐resolved anisotropy imaging and fluorescence lifetime imaging microscopy (FLIM). Mathematical modelling shows that the redox states of the NAD and NADP pools govern these configurations, shaping their fluorescence ...
Thomas S. Blacker   +8 more
wiley   +1 more source

Cell‐free DNA aneuploidy score as a dynamic early response marker in prostate cancer

open access: yesMolecular Oncology, EarlyView.
mFast‐SeqS‐based genome‐wide aneuploidy scores are concordant with aneuploidy scores obtained by whole genome sequencing from tumor tissue and can predict response to ARSI treatment at baseline and, at an early time point, to ARSI and taxanes. This assay can be easily performed at low cost and requires little input of cfDNA. Cell‐free circulating tumor
Khrystany T. Isebia   +17 more
wiley   +1 more source

Data from: A systematic review and meta-analysis of seroprevalence surveys of ebolavirus infection [PDF]

open access: yes, 2017
The dataset contains findings and information from 51 seroprevelance studies performed from on samples collected from 1961 to 2016. These investigated 84 exposure-defined subgroups of subjects reported to have had no symptoms of EVD during the outbreak ...
Bower, Hilary, Glynn, Judith
core   +2 more sources

Response to neoadjuvant chemotherapy in early breast cancers is associated with epithelial–mesenchymal transition and tumor‐infiltrating lymphocytes

open access: yesMolecular Oncology, EarlyView.
Epithelial–mesenchymal transition (EMT) and tumor‐infiltrating lymphocytes (TILs) are associated with early breast cancer response to neoadjuvant chemotherapy (NAC). This study evaluated EMT and TIL shifts, with immunofluorescence and RNA sequencing, at diagnosis and in residual tumors as potential biomarkers associated with treatment response.
Françoise Derouane   +16 more
wiley   +1 more source

Improving cellular cancer vaccines [PDF]

open access: yes, 2010
Immunization with cancer cells is of great demand in anti-cancer therapy. However, current cellular vaccines are inefficient and there are questions regarding their overall safety. We report a simple and straightforward approach for improving of cellular
Petr Lokhov
core   +1 more source

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