Sentence examples for later are negative from inspiring English sources

And the casualty list from Afghanistan, a war that Mr Harper has strongly backed despite its unpopularity among Canadians, continues to grow, reaching 96 soldiers, including three killed on September 3rd.Not all of the unspoken reasons for seeking an election sooner rather than later are negative.

Repeat blood smears 4 days later were negative for P. vivax.

Follow-up serum taken 14 months later was negative for rickettsial antibody (Table 1).

For example, 1 patient had cultures that yielded M. mageritense, but cultures obtained 1 week later were negative, even in the absence of antibacterial drug treatment.

Although most tumour cells at 10 weeks or later were negative for Ki67, a small population (2%) of Ki67+ tumour cells remained detectable at this later time point (Fig 1B).

A commercial immunofluorescence assay for R. conorii and R. typhi immunoglobulin G performed both on an initial blood sample and a second sample taken 1 week later were negative.

The first specimen was positive for all three types of polioviruses; the second, obtained 27 days later was negative; the third, collected 58 days after the first specimen, contained polio vaccine virus type 1; two subsequent specimens, collected at 87 and 115 days, contained polio vaccine virus type 3.

MIF tests with R. conorii antigens were performed on his arrival at the hospital and again 4 weeks later; results were negative in each instance.

Serological tests for hepatitis B and C were done acutely in five of the ten patients and in a sixth a year later: tests were negative in all cases, details are shown in Table 2. Five patients had tests for cytomegalovirus, none tested positive for IgM.

Subsequent samples taken approximately 3 months later were IgM negative but remained positive for MAYV IgG antibody.

Day 3 serum and follow-up serum specimens obtained 6 months later were both negative for rickettsial antibodies; however, results of PCR and culture on the day 3 blood specimen were positive for SFG rickettsiae (Table 1).