All articles starting with R

RCA Records

RCA Records, originally RCA Victor, is an American record label founded in 1929 when RCA bought the Victor Talking Machine Company; now a Sony Music label, second oldest in the US after Columbia.

RCA Records Nashville

RCA Records Nashville, also known as RCA Nashville, is the country-music imprint of RCA Records, operating within Sony Music Nashville since RCA Victor's 1944 Nashville sessions.

RCC1 (regulator of chromosome condensation 1) is a human chromatin-bound protein that serves as the guanine nucleotide exchange factor for Ran, directing nuclear transport and mitotic spindle assembly.

RCD Espanyol

RCD Espanyol (Reial Club Deportiu Espanyol de Barcelona), founded 28 October 1900 in Barcelona, is a La Liga football club playing at the RCDE Stadium in Cornellà-El Prat; four Copa del Rey titles, owned since 2025 by Alan Pace's Velocity Sports Partners.

RCD Mallorca

RCD Mallorca (Real Club Deportivo Mallorca) is a Spanish football club founded 5 March 1916 in Palma, playing at Estadi Mallorca Son Moix (25,736). Copa del Rey 2003, Supercopa 1998, Cup Winners' Cup finalist 1999; American-owned since 2016, relegated to Segunda in 2026.

Rcp Ff Small Buyout

Rcp Ff Small Buyout is a series of Delaware limited-partnership funds managed by Chicago private equity firm RCP Advisors, specializing in North American small buyouts since 2001.

Rcp Multi-Strategy

RCP Multi-Strategy is a series of multi-strategy private equity fund vehicles managed from Chicago by RCP Advisors, part of the P10 platform, with three funds launched between 2021 and 2025.

RCP Secondary Opportunity Funds (RCP SOF)

The RCP Secondary Opportunity Funds are a series of private equity secondaries funds managed by Chicago-based RCP Advisors, raising about $2.06 billion across two funds since 2021.

Rcpdirect

Rcpdirect is the direct co-investment fund family of RCP Advisors, a Chicago-based private equity firm founded in 2001, investing in lower middle market buyouts alongside unaffiliated sponsors.

RCS reference model

The RCS reference model, developed at NIST beginning in the mid 1970s, is a hierarchical architecture for real-time intelligent control, applied to robotics, manufacturing, and autonomous vehicles.

RCT trial (NCT00690326)

NCT00690326, a randomized triple-blind trial at Thiruvananthapuram Medical College, Kerala, tested a behavioral change communication model for physical activity in 86 women with type 2 diabetes; activity rose (p=0.007), HbA1c unchanged.

Oct 20, 2026

RCT trial (NCT00849004)

NCT00849004, a randomized factorial trial at Kaohsiung Veterans General Hospital, Taiwan, comparing silicone sheet, silicone gel, and paper tape for preventing hypertrophic scars and keloids on sternotomy and abdominal surgical wounds; started 2009, completed 2012, no results posted.

RCT trial (NCT04894344)

NCT04894344, a randomized controlled trial by Universidad Autonoma de Baja California in Tijuana, Mexico, testing a 4-week educational newsletter intervention to reduce sodium intake in university students aged 18-40, measured by 24-hour urinary sodium excretion and blood pressure.

RCT-PIDST trial

RCT-PIDST (NCT07712328) is a Phase 4 randomized trial at Huashan Hospital, Shanghai, testing prophylactic intraoperative desmopressin infusion to prevent hypernatremia after complex sellar region tumor surgery in 152 patients.

RCTVMSSG trial

RCTVMSSG (NCT02817256) is a randomized, double-blind UAE University trial comparing oral versus parenteral vitamin and mineral supplementation after sleeve gastrectomy at Tawam Hospital; 105 participants, iron-level primary endpoint, no posted results.

RD

RD (CVCL_1649; also TE 32, 130T; ATCC CCL-136) is a human embryonal rhabdomyosarcoma cell line established in 1969 from a pelvic tumor in a 7-year-old girl, carrying MYC amplification, NRAS Q61H, and mutant TP53; TE671 is likely its subclone.

Sep 19, 2026

RD Tata

RD Tata (1856–1926) was an Indian businessman and founding director of Tata & Sons who helped complete Tata Steel and was the father of JRD Tata.

RD-170

The RD-170 is a Soviet liquid-oxygen and kerosene rocket engine made by NPO Energomash in Moscow, powering Energia strap-on boosters and the Zenit first stage from 1985.

RD-180

The RD-180 (РД-180) is a Russian liquid oxygen and kerosene rocket engine developed by NPO Energomash that has powered the first stage of the Atlas V since 2002.

RD-214

The RD-214 (GRAU index 8D59) was a Soviet four-chamber liquid-propellant engine developed by Valentin Glushko's bureau to power the first stage of the R-12 missile and the Kosmos-2 launcher.

RD-ES

RD-ES (RDES, CVCL_2169) is a human Ewing sarcoma cell line established in 1984 from the humerus tumor of a 19-year-old man, carrying a type 2 EWSR1-FLI1 fusion, TP53 p.R273C, and CD99-positive/CD45-negative phenotype.

RDA (Avatar)

RDA (Resources Development Administration) is the fictional Earth corporation and main antagonist of James Cameron's Avatar franchise, mining unobtanium on Pandora, running the Avatar Program, and returning under General Ardmore in the sequels.

RDC (resolver-to-digital converter)

An RDC, or resolver-to-digital converter, is a circuit or algorithm that converts a resolver's analog sine and cosine signals into digital shaft angle and speed.

RDF Schema

RDF Schema (RDFS) is a W3C Recommendation providing a data-modeling vocabulary for RDF, defining classes, properties, and their relationships through mechanisms like domain and range.

RDF/XML

RDF/XML is an XML syntax for serializing Resource Description Framework (RDF) graphs, the triple-based data model underlying the Semantic Web. First standardized in 1999, it remains in active use.

RDFa

RDFa (Resource Description Framework in Attributes) is a W3C specification that embeds machine-readable RDF data in HTML, XHTML, SVG, and XML documents by adding attributes to existing markup elements.

RdgB/HAM1

RdgB/HAM1 (IPR002637) is a protein family of purine NTP pyrophosphatases, including E. coli RdgB and yeast HAM1/human ITPA, that hydrolyzes noncanonical nucleotides like dITP, XTP, and dHAPTP to sanitize nucleotide pools.

Rdiscovery

RDiscovery, also known as Remiges Ventures, is a Tokyo-based drug discovery venture capital firm founded in 2014 that invests in Japan, North America, and Europe.