The choice of an antibody for a protein-based research study is one of the most crucial steps in any project. Seemingly straightforward, the process is actually quite nuanced and filled with potential pitfalls. In this chapter, we will discuss five major topics that require consideration in the antibody selection process. These include overall study objectives and resources, details of both species and clonality, suitability in applications, and available detection methods. Each section will provide background information on the topic as well as specifics of antibody use in the laboratory. This chapter may be used as a guide to help vet antibody candidates for your project so you can stain with confidence.
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http://dx.doi.org/10.1007/978-1-0716-2811-9_1 | DOI Listing |
Adv Mater
January 2025
Pancreas Center, The First Affiliated Hospital of Nanjing Medical University, 300 Guangzhou Road, Nanjing, Jiangsu Province, 210029, China.
Antigen-presenting cells (APCs) process tumor vaccines and present tumor antigens as the first signals to T cells to activate anti-tumor immunity, which process requires the assistance of co-stimulatory second signals on APCs. The immune checkpoint programmed death ligand 1 (PD-L1) not only mediates the immune escape of tumor cells but also acts as a co-inhibitory second signal on APCs. The serious dysfunction of second signals due to the high expression of PD-L1 on APCs in the tumor body results in the inefficiency of tumor vaccines.
View Article and Find Full Text PDFAnal Methods
January 2025
Department of Chemistry, School of Physical and Mathematical Science, Research Centre, University of Kerala, Kariavattom Campus, Thiruvananthapuram, Kerala, 695581, India.
The neuronal tau peptide serves as a key biomarker for neurodegenerative diseases, specifically, Alzheimer's disease, a condition that currently has no cure or definitive diagnosis. The methodology to noninvasively detect tau levels from body fluids remains a major hurdle for a rapid and simple diagnostic approach. Thus, developing new detection methods for sensing tau protein levels is crucial.
View Article and Find Full Text PDFJ Surg Case Rep
January 2025
Department of Medical Affairs, Aroa Biosurgery Limited, 64 Richard Pearse Drive, Auckland 2022, New Zealand.
Pemphigus vulgaris (PV) is a subtype of pemphigus and life-altering disorder that results in the formation of intraepithelial blisters in mucosa and skin. Though the etiology is not well understood, it is an autoimmune disorder resulting in acantholytic blisters due to auto-antibodies targeting proteins of keratinocyte adhesion. Rapid diagnosis and restoration of the epidermal layer is imperative for patients with PV as widespread epidermal damage can lead to high morbidity and mortality rates.
View Article and Find Full Text PDFLancet Reg Health Am
January 2025
Departamento de Infectología, Instituto Nacional de Ciencias Médicas y Nutrición Salvador Zubirán, Mexico City, Mexico.
Background: The proportion of people living with HIV (PLWHIV) co-infected with HCV in Mexico was unknown. Our aim was to estimate the seroprevalence of HCV among adults with HIV in Mexico.
Methods: Using a complex-survey design, we collected blood samples and applied structured questionnaires between May 2nd, 2019 and February 17th, 2020 in a nationally, representative sample of adults receiving care for HIV-infection in 24 randomly selected HIV-care centres in 8 socio-demographically regions in Mexico.
Mol Ther Oncol
March 2025
Early Protein Supply and Characterization, Merck Healthcare KGaA, 64293 Darmstadt, Germany.
In this work, we report the discovery and engineering of allosteric variable domains of the heavy chain (VHHs) derived from camelid immunization targeting NKp30, an activating receptor on natural killer (NK) cells. The aim was to enhance NK cell-mediated killing capacities by identifying VHHs that do not compete with the natural ligand of NKp30:B7-H6, thereby maximizing the recognition of B7-H6 tumor cells. By relying on the DuoBody technology, bispecific therapeutic antibodies were engineered, creating a panel of bispecific antibodies against NKp30xEGFR (cetuximab moiety) or NKp30xHER2 (trastuzumab moiety), called natural killer cell engagers (NKCEs).
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