Sentence examples for unknown feedback from inspiring English sources

The synergistic effect of RAL and HAFi on keratinocyte CD44 expression might be due either to a combined effect of RAL and HAFi on CD44 gene transcription or to a presently unknown feedback mechanism in order to upregulate the cell surface CD44 for internalization and degradation of increased HA in interkeratinocyte spaces.

However, this was not due to a decrease in HSF1 levels due to as-yet unknown feedback mechanisms (Fig  5C).

The A isoform is expressed in more specific contexts, activates NF-κB strongly but is downregulated by a unknown feedback mechanism at the protein level.

We therefore conclude that it is possible that: (a) inhibition of ERK may lead to activation of the ubuiqitination pathway and subsequent degradation of p-SFK or (b) there is an unknown feedback mechanism linking ERK1/2 and SFK phosphorylation.

Additionally, there can be cell line specific differences or thus far unknown feedback mechanisms, for example a feedback from Cyclin D1 to MEK1 or from ER-α to AKT1.

However, it is unknown how feedback on multiple-tier items can improve learning success.

As an example, drugs used for inhibiting a specific signaling protein in order to affect proliferation may actually activate the pathway by triggering an unknown negative feedback loop [25].

We hypothesize that unknown global feedback mechanisms might have played an essential role in transcriptome evolution for thermal adaptation.

These novels raise the questions "What is an author?" and "What is a book?" With a cell-phone novel, an author is an anonymous figure, sometimes working collaboratively with unknown fans — whose feedback sometimes influences the plots — and a book is a product bought as the souvenir of an online reading experience.

The control system includes a state predictor for generating the estimates of the unknown parameters for feedback.

The on-line closed-loop optimization strategy uses a descending horizon dynamic optimization algorithm based on nonlinear programming and an additive unknown disturbance for feedback.