Sentence examples for although not well defined from inspiring English sources

For centuries many diseases of dietary deficiency had been recognized, although not well defined.

Although not well defined, the natural background concentration level of PAN is very low [3] so it is considered very specific indicator of anthropogenic photochemical air pollution; on the contrary ozone has relevant sources in stratosphere [10 12] where its level is high.

The number of surviving individuals is low although not well defined.

Third, although not well defined, antiviral therapy may be associated with a reduced risk of late-phase recurrence of HCC and therefore increase OS rate.

However AR-42 may influence other pathways controlled by class II DACs, although these are not well defined.

Although it is not well defined exactly which proteins are bound to the VLP, it is likely that the efficiency of this coupling and size constraints limit conjugation of lysate proteins, such that lysate delivered on VLP equates quantitatively to less tumour antigenic protein than pulsing DC with unconjugated lysate by at least half.

In addition, this SNP has been associated with endothelial dysfunction, although the mechanisms are not well defined [ 30].

Two types of neuroplasticity can be distinguished, although their frontiers are not well defined: structural plasticity and synaptic or functional plasticity.

Besides clinical grouping according to the above-mentioned criteria, age and frailty are used for upfront patient stratification, although particularly frailty is not well defined.

The R44 and L/I45 residues of Vpu also appear to make an additional contact adjacent to a novel AP1 interface formed between the μ1 and γ subunits, although this interaction is not well defined by the electron density.

The distribution of the OLS estimator in Eq. (2) with non-stationary series is non-standard, and the parameters are super-consistent when there is cointegration, although the t tests are not well defined.