The phrase "active factor from" is correct and usable in written English.
It can be used in contexts related to science, research, or discussions about components or elements derived from a source.
Example: "The researchers isolated the active factor from the plant extract to study its effects on cell growth."
Alternatives: "active component derived from" or "active agent extracted from".
The active factor is isolated from specific foods and purified; then its chemical structure is determined, and it is synthesized in the laboratory.
In order to investigate potential non-mechanical active factors originating from the acupuncturist and transmitted to the patient during treatment, two novel devices for basic research in acupuncture were designed.
An active factor in international relations, its influence is far from local or confined to countries and communities classified as "Muslim".
The vehicle may be the controlling factor in the release of the active ingredient from the formulation [ 10, 11].
Osteolytic bone metastases can be modeled as a vicious cycle, in which tumor cells stimulate bone destruction via osteoclast activation, releasing active growth factors from bone matrix, which in turn stimulate tumor growth [ 2].
In its wider sense it signifies all the successive esoteric movements in Judaism that evolved from the end of the period of the Second Temple and became active factors in Jewish history".
Aside from matrix degradation, MMPs play an important role in releasing growth factors, such as TGF-β or VEGF, or other biologically active factors [ 3, 4].
The active enzyme involved in the fibrinolytic process is plasmin, which is formed from its precursor, plasminogen, under the influence of an activating factor released from endothelial cells.
When anticoagulants are taken orally, several hours are required for the onset of the anticoagulant effect because time is required both for their absorption from the gastrointestinal tract and for the clearance of biologically active clotting factors from the blood.
However, the phenomenon of blood clotting inhibition by flow has not been studied in detail and was assumed to be a self-evident consequence of the removal of active coagulation factors from the site of vascular damage by flow.
