The phrase "a isolated" is not correct in written English.
The correct form should be "an isolated" because "isolated" begins with a vowel sound.
Example: "He felt like an isolated individual in the crowded room."
Alternatives: "a solitary" or "a detached".
Category A: isolated as single-gene locus, and phenotype proven in the Koshihikari genetic background.
Sub-fraction A, isolated by Sephadex LH-20 CC (MeOH) and reverse-phased C18 column eluted with mixture of MeOH and H2O (30 70, v/v) to yield compound 4 (0.7 mg).
Of these, huperzine A (Hup A), isolated from the Chinese folk medicinal herb Qian Ceng Ta [whole plant of Huperzia serrata (Thunb.ex Murray) Trev.], is a promising agent to treat Alzheimer's disease with highly specific and potent inhibitory activity against acetylcholinesterase (AChE) [9].
Larvae assigned to the infection treatment were inoculated with 1000 cells/ml of either strain Cass KB8 (Clade A, isolated from the jellyfish Cassiopeia xamachana) for A. palmata.
Another compound, salinosporamide A, isolated from a marine-derived actinomycete, a highly potent irreversible inhibitor of 20S proteasome, was also used in clinical trials as an anticancer agent [ 7].
In this study, we investigated the anti-tumor promoting effects of β-tan and Sal A, isolated from Achillea falcata and Centaurea ainetensis, respectively, using the JB6 epidermal cell model of tumor promotion and cell transformation.
Thiomuracin A, isolated from a Nonomuraea species with strong activity against S. aureus[ 54], represents a series D thiopeptide with a tri-substituted pyridine ring as the central nitrogen heterocycle.
To describe the development and characterization of a vitroceramic material as well as the initial response of adult mesenchymal stem (MSCs-A) isolated from bone marrow.
Hayase et al. tested the biodegradation ability of the bacterium Bacillus pumilis 1-A isolated from soil.
All samples were tested by hemagglutination inhibition and microneutralization assay as described (5, 6 ) by using the MRV1-HB-A isolated strains as antigen.
In a previous study, a methylated biflavone, taiwanhomoflavone-A, isolated from C. wilsoniana, was found to possess high antiproliferative activity on KB epidermoid carcinoma of the nasopharynx, COLO-205 colon carcinoma, Hepa-3B hepatoma, and HeLa cervix tumor cells [ 2], with ED50 values of 3.4, 1.0, 2.0, and 2.5 μg/ml, respectively.
