Sentence examples for essential helpers from inspiring English sources

Mitochondria provide another cellular service: synthesizing clusters of iron and sulfur that are essential helpers for a variety of proteins.

With this vision, instead of computers and devices, there will be human-centered artificial intelligence-based cognitive assistants that understand natural language, read emotions from facial expressions, voice and text, and become essential helpers throughout the day (Pantic et al. 2007; Ebling 2016; Google 2016b; Lardinois 2016).

Many see government as an essential helper or supporter of industry, employing a host of policies to contribute directly to the competitive performance of strategic or target industries.

Because RRN5 gene is an essential gene, a helper plasmid pRRN5 harboring wild type RRN5 gene expression cassette marked with URA3 gene was introduced into SH6471 strain prior to RRN5 gene disruption.

STAT4 and STAT6 are essential for T helper (Th 1 and Th2 development, Because these are activated by IL-12 and IL-4, respectively.

Other studies proposed that undernutrition may prevent the expression of the dominant type-2 phenotypes and that energy deficiency [ 110], vitamin A deficiency [ 111], and protein deficiency [ 110] cause overexpression of type-1 T helper cells cytokine IFN- γ and consequently downregulation of essential type-2 T helper cell cytokines.

The co-stimulatory molecule CD28 is essential for activation of helper T cells.

The role of cognate CD4+ helper T-cells immediately adjacent to a B-cell epitope, or within the same protein, in enabling a recall response has been noted by others,, and has been shown to provide contextual stimulation of T-helper cells essential to memory B-cell development.

The loss of a key T-helper epitope adjacent to the neutralizing BEPI may remove local T-cell help essential for both immunological recognition and recall.

While helping behaviour is a facultative strategy for Pied Kingfishers it may become fixed for species like White-Winged Choughs and the apostlebird where the reproduction threshold is so high, that helpers finally become essential for breeding [ 46, 47].

T helper lymphocytes are essential to orchestrate appropriate immune responses to pathogens.