Sentence examples for but were negative in from inspiring English sources

RT-PCR assays with all sets of primers were positive in T-cell populations, but were negative in various B-cell lymphoma lines.

On the other hand, CD14+ decidual cells were shown to express HLA-DR, CD68 and CD209, but were negative in CD1a, CD83 and CD86 [29] and, in addition, CD14+ cells were not able to differentiate into DCs when cultured in GM-CSF and IL-4 [19], thus indicating that CD14+ decidual cells mainly resemble macrophages.

Stains for lysozyme were weakly positive in histiocytes and osteoclasts but were negative in tumor cells.

The blood smears remained positive until July but were negative in August.

For VPTB, OC RDs were generally null in single-species models, but were negative in multi-species models.

By contrast, a total of 22 out of 183 cattle (12.0%) were positive for BLV provirus by BLV-CoCoMo-qPCR but were negative in the nested PCR assay.

In the charge direction the entropy change has the same absolute value but is negative in sign.

Note that LRCs exist in the hinge regions but are negative in the outer surface in both chicken scutate and alligator overlapping scales.

It also showed positive expression of Tenascin-C in the outer surface but is negative in the "hinge" (Fig. 5C, right panel).

The regression coefficient for aphid abundance was positive in models for two species, but was negative in the model for C. maculata.

As in chicken scutate scales, Tenascin-C is expressed in the dermis of the surface region but is negative in the hinge region of alligator overlapping scales (Fig. 5F, left panel).