Results 111 to 120 of about 6,324,191 (295)

Biological activities of chitosan-salicylaldehyde schiff base assisted silver nanoparticles

Journal of King Saud University: Science, 2022
Objectives: The nanobiotechnology era has sparked interest in the green synthesis of stable silver nanoparticles (Ag-NPs) without hazardous chemicals. As a result, the current study used chitosan-salicylaldehyde Schiff base (CSB) as a non-toxic, reducing
Salman S. Alharthi, Thandapani Gomathi, J. John Joseph, J. Rakshavi, J. Annie Kamala Florence, Prasad N. Sudha, Govindasamy Rajakumar, Muthu Thiruvengadam   +7 more
doaj  

Toxic Activity of Pyrethroids in Lutzomyia longipalpis (Diptera: Psychodidae) from Magdalena River Basin, Colombia

Acta Biológica Colombiana, 2019
The study aimed to determine the toxicity of lambda-cyhalothrin, alpha-cypermethrin, and deltamethrin in L. longipalpis, through concentration-mortality bioassays.
Erika Santamaria, Catalina Marceló-Díaz   +1 more
doaj   +1 more source

The effect of changing gravity and weightlessness on vasopressin control systems Progress report, 21 Oct. 1969 - 15 Feb. 1970 [PDF]

Changing gravity and weightlessness effects on vasopressin control systems, with immunochemical and biological assay ...
Moran, W. H., Jr.
core   +1 more source

New compound sets identified from high throughput phenotypic screening against three kinetoplastid parasites:an open resource [PDF]

, 2015
Using whole-cell phenotypic assays, the GlaxoSmithKline high-throughput screening (HTS) diversity set of 1.8 million compounds was screened against the three kinetoplastids most relevant to human disease, i.e.
Alonso-Padilla, Julio, Alvarez, Emilio, Bardera, Ana I., Barroso, Vanessa, Brown, James R., Cantizani, Juan, Colmenarejo, Gonzalo, Cotillo, Ignacio, de Dios-Anton, Francisco, Drewry, David H., Fiandor, Jose M., Gray, David W., Julio Martin, J., Kessler, Albane, Kumar, Vinod, Navarro, Miguel, Peña, Imanol, Pilar Manzano, M., Rodriguez, Ana, Roquero, Irene, Sherstnev, Alexander   +20 more
core   +2 more sources

A new biological assay method for histamine-sensitizing factor using survival time as a response.

Japanese Journal of Medical Science & Biology, 1976
A new biological assay method using survival time of mice as a graded response after histamine challenge has been developed for the histamine-sensitizing factor of pertussis bacilli.
S. Ishida, M. Kurokawa, S. Asakawa
semanticscholar   +1 more source

SUMO Modification Stabilizes Enterovirus 71 Polymerase 3D To Facilitate Viral Replication. [PDF]

, 2016
Accumulating evidence suggests that viruses hijack cellular proteins to circumvent the host immune system. Ubiquitination and SUMOylation are extensively studied posttranslational modifications (PTMs) that play critical roles in diverse biological ...
Gong, P, Hu, Q, Ke, X, Liu, Y, Meng, J, Shu, B, Wang, H, Zhang, Y, Zheng, C, Zheng, Z   +9 more
core   +1 more source

Fabrication and In Vitro Biological Assay of Thermo-Mechanically Tuned Chitosan Reinforced Polyurethane Composites. [PDF]

Molecules, 2023
Akram N, Shahzadi I, Zia KM, Saeed M, Ali A, Al-Salahi R, Abuelizz HA, Verpoort F.   +7 more
europepmc   +1 more source

Validation of an Analytical Procedure for Evaluating the Biological Activity of a Medicinal Product Based on Tocilizumab and Determination of Acceptance Criteria for Test Results

Регуляторные исследования и экспертиза лекарственных средств
INTRODUCTION. Bioanalytical techniques are characterised by greater variability and lower stability than physicochemical methods because live test systems are inherently labile.
Yu. A. Nikonova, S. G. Abbasova, P. E. Kargopolova, O. M. Strizhakova, I. V. Lyagoskin, A. P. Vasilev, A. S. Pershin   +6 more
doaj   +1 more source

Sexual hormones in Achyla. V. Properties of hormone A of Achyla bisexualis [PDF]

, 1942
1. The hormonal coordinating mechanism of the sexual process in Achlya is briefly reviewed. 2. A technique is described for culturing the female plant of Achlya bisexualis in sufficient quantity to furnish material for the chemical study of hormone A ...
Haagen-Smit, A. J., Raper, John R.
core  

Biological Assay to Determine Gonadotropin Potency: From In Vivo to In Vitro Sustainable Method. [PDF]

Int J Mol Sci, 2023
Nevelli F, Palmese A, Gleixner R, Peroglio F, D'Acunto CW, Dadone A, D'Hooghe T, Lispi M.   +7 more
europepmc   +1 more source