CD4 definition

CD4 means the mature, native, membrane-bound CD4 protein comprising a cytoplasmic domain, a hydrophobic transmembrane domain, and an extracellular domain which bindsto the HIV-I gpl20 envelope glycoprotein.
Sample 1

Examples of CD4 in a sentence

  • CD4 You must maintain your independence [CD4].CD5 You must not behave in a way which is likely to diminish the trust and confidence which the public places in you or in the profession [CD5].

  • Achievement of the Threshold KPPs will be a prerequisite for approval of CD-4, Project Completion.

  • Plasma viral load and CD4+ lymphocytes as prognostic markers of HIV-1 infection.

  • It is inherently unlikely that a general referral arrangement obliging you (whether or not you have an interest in such organisation) to refer to that organisation, without the option to refer elsewhere if the client’s circumstances make that more appropriate, could be justified as being in the best interests of each individual client (CD2) and it may well also be contrary to your obligations of honesty and integrity (CD3) and compromise your independence (CD4).

  • A controlled trial of two nucleoside analogues plus indinavir in persons with human immunodeficiency virus infection and CD4 cell counts of 200 per cubic millimeter or less.

  • Rapid turnover of plasma virions and CD4 lymphocytes in HIV-1 infection.

  • Functional delineation and differentiation dynamics of human CD4+ T cells expressing the FoxP3 transcription factor.

  • Structure of an HIV gp120 envelope glycoprotein in complex with the CD4 receptor and a neutralizing human antibody.

  • A distinct lineage of CD4 T cells regulates tissue inflammation by producing interleukin 17.

  • A CD4+ T-cell subset inhibits antigen-specific T-cell responses and prevents colitis.

Related to CD4

  • Category 4 Data is data that is confidential and requires special handling due to statutes or regulations that require especially strict protection of the data and from which especially serious consequences may arise in the event of any compromise of such data. Data classified as Category 4 includes but is not limited to data protected by: the Health Insurance Portability and Accountability Act (HIPAA), Pub. L. 104-191 as amended by the Health Information Technology for Economic and Clinical Health Act of 2009 (HITECH), 45 CFR Parts 160 and 164; the Family Educational Rights and Privacy Act (FERPA), 20 U.S.C. §1232g; 34 CFR Part 99; Internal Revenue Service Publication 1075 (xxxxx://xxx.xxx.xxx/pub/irs-pdf/p1075.pdf); Substance Abuse and Mental Health Services Administration regulations on Confidentiality of Alcohol and Drug Abuse Patient Records, 42 CFR Part 2; and/or Criminal Justice Information Services, 28 CFR Part 20.

  • HIV means human immunodeficiency virus.

  • Vaccine means a specially prepared antigen which, upon administration to a person, will result in immunity and, specifically for the purposes of this rule, shall mean influenza and pneumococcal vaccines.

  • coronavirus means severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2);

  • thalassemia means a group of inherited disorders characterised by reduced or absent amounts of haemoglobin.

  • Embryo or "fetus" means the developing human organism from conception until time of birth.

  • SFTR means Regulation (EU) 2015/2365 of the European Parliament and of the Council of 25 November 2015 on transparency of securities financing transactions and of reuse and amending Regulation (EU) No 648/2012;

  • Cell Line means the cell line, particulars of which are set out in Schedule 1.

  • Biomarker means a parameter or characteristic in a patient or Patient Sample, the measurement of which is useful (a) for purposes of selecting appropriate therapies or patient populations or monitoring disease susceptibility, severity or state, or monitoring therapies for such patient and/or (b) for predicting the outcome of a particular treatment of such patient.

  • Receptor means enclosed spaces, conduits, protected groundwater sources, drinking and non-drinking water wells, surface water bodies, and public water systems which when impacted by chemicals of concern may result in exposure to humans and aquatic life, explosive conditions or other adverse effects on health, safety and the environment as specified in these rules.

  • Tomogram means the depiction of the x-ray attenuation properties of a section through the body.

  • Embryo/fetus means the developing human organism from conception until the time of birth.

  • Cider means an alcoholic beverage made from the fermentation of juice from primarily apples or pears, or both, which contains not less than 1/2 of 1% and not more than 8.5% of alcohol by volume. Cider may be still or carbonated and may contain other fruits, spices, botanicals, or other flavors.

  • Drug test means a test designed to detect the illegal use of a controlled substance.

  • Halogen means one of the chemical elements chlorine, bromine or iodine.

  • Cardiopulmonary resuscitation or "CPR" means artificial ventilation or external

  • HEPA filter means a high efficiency particulate absolute air filter capable of trapping and retaining 99.97 percent of fibers greater than 0.3 micrometers in mass median aerodynamic diameter equivalent.

  • propagating material has the meaning given to it in the PBR Act, namely in relation to a Plant of a particular Plant Variety, means any part or product from which, whether alone or in combination with other parts or products of that Plant, another Plant with the same essential characteristics can be produced.

  • Cell means a single encased electrochemical unit containing one positive and one negative electrode which exhibits a voltage differential across its two terminals.

  • Genetic material means any material of plant, animal, microbial or other origin containing functional units of heredity.

  • Pyrolysis means the thermal degradation of a substance in the absence of any oxidising agent, which does not form part of the substance itself, to produce char and gas and/or liquid; and

  • Embryo/fetus means the developing human organism from conception until the time of birth.

  • Diagnostic mammography means a method of screening that

  • Cannabinoid extract means a substance obtained by separating cannabinoids from marijuana by:

  • Drug sample means a unit of a prescription drug that is not intended to be sold and is intended to promote the sale of the drug.

  • Virus any thing or device (including any software, code, file or program) which may prevent, impair or otherwise adversely affect the access to or operation, reliability or user experience of any computer software, hardware or network, telecommunications service, equipment or network or any other service or device, including worms, trojan horses, viruses and other similar things or devices.