Results 131 to 140 of about 3,900,452 (305)

Standardisation of an indirect enzyme-linked immunosorbent assay for the detection [PDF]

open access: yesVeterinaria Italiana, 2011
An indirect enzyme-linked immunosorbent assay (ELISA) was evaluated for the detection of Brucella antibodies in milk from water buffalo (Bubalus bubalis Linnaeus, 1758). The test accuracy was evaluated on milk samples from the Campania Region in Italy. A
Manuela Tittarelli   +4 more
doaj  

A sensitive enzyme-linked immunosorbent assay for dihydrofolate reductase

open access: yes, 1991
A competitive enzyme-linked immunosorbent assay (ELISA) has been developed for the enzyme, dihydrofolate reductase. The sensitivity of the assay system approximates 3 ng of immunoreactive enzyme protein which is comparable to the sensitivity achieved in ...
Hussain, R, Iqbal, M P
core  

Gut Microbiota‐Isoallolithocholic Acid Crosstalk Promotes Calcium Oxalate Kidney Stone Formation via PARP1‐Mediated Parthanatos

open access: yesAdvanced Science, EarlyView.
ABSTRACT Bile acids have been implicated in calcium oxalate (CaOx) nephrolithiasis. Here, we employ multi‐omics approaches to identify isoallolithocholic acid (isoalloLCA) as the key bile acid elevated in the feces, serum, kidney, and urine of CaOx rats, confirmed by spatial metabolomics.
Zijian Zhou   +9 more
wiley   +1 more source

Enzyme-linked Immunosorbent Assay for Detection and Quaffigntification of Cryptococcus neoformans Antigen

open access: yes, 2001
Mem Inst Oswaldo Cruz 2001, Volume 96, Number 2, pp. 241-245 Enzyme-linked Immunosorbent Assay for Detection and Quaffigntification of Cryptococcus neoformans Antigen Ma.Teresa Illnait, Juan C Vilaseca, Carlos M Fernndez, Gerardo F Martnez+ Code ...

core   +1 more source

Natural‐Inspired Engineered Microalgae With Selenium Enrichment Enabled Potent Anti‐Tumor Immunity

open access: yesAdvanced Science, EarlyView.
Se‐Ssp was engineered as a potent immunomodulator for activating innate immunity via the TLR and cGAS‐STING pathways, therefore converting “cold” tumors into “hot” tumors to achieve high efficacy and long‐term therapeutic outcomes. ABSTRACT Immunotherapy has shed light on clinical oncology for several decades.
Yuqi Yang   +11 more
wiley   +1 more source

A Cascaded DNA Nanocircuit for Multi‐Signal‐Responsive Precision siRNA Delivery in Cancer Therapy

open access: yesAdvanced Science, EarlyView.
A cascaded dual‐AND logic DNA nanocircuit is engineered to respond to three tumor‐specific signals in a sequential manner: extracellular acidic pH, membrane‐overexpressed nucleolin (NCL), and intracellular glutathione (GSH). This programmable system selectively releases siPARP1 in glioblastoma (GBM), effectively silencing PARP1 and reversing TMZ ...
Yan Zhao   +14 more
wiley   +1 more source

Defect‐Engineered BiO2‐X Nanosheets Mediate Sono‐Thermomechanical ECM Remodeling for Hepatocellular Carcinoma Immunotherapy

open access: yesAdvanced Science, EarlyView.
Herein, an ultrasound‐responsive BiO2‐X/siFn1 nanoplatform is developed to overcome anti‐PD‐1 resistance in hepatocellular carcinoma. Upon ultrasound irradiation, the platform downregulates fibronectin expression, while its sonothermal effect softens the dense extracellular matrix and activates antitumor immunity in the tumor microenvironment, thereby ...
Huimin Tian   +10 more
wiley   +1 more source

Bluetongue virus: comparative evaluation of enzyme-linked immunosorbent assay, immunodiffusion and serum neutralization for detection of viral antibodies

open access: yes, 1982
Bluetongue virus: comparative evaluation of enzyme-linked immunosorbent assay, immunodiffusion and serum neutralization for detection of viral ...
G. Poli   +3 more
core   +1 more source

Prevalence of Echinococcus spp. Infection Using Coproantigen ELISA among Canids of Moghan Plain, Iran [PDF]

open access: yes
Background: Echinococcosis is one of the most important helminthic zoonotic diseases in Iran. Intestinal Scraping Technique (IST), the traditional method for diagnosis of infection in definitive hosts, has many disadvantages including low susceptibility ...
محمودی, محمود   +9 more
core  

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