Bonny Specker

ORCID: 0000-0003-4759-9957
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About
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Research Areas
  • Bone health and osteoporosis research
  • Vitamin D Research Studies
  • Obesity, Physical Activity, Diet
  • Body Composition Measurement Techniques
  • Advanced Algebra and Logic
  • Nutrition and Health in Aging
  • Birth, Development, and Health
  • Logic, Reasoning, and Knowledge
  • Breastfeeding Practices and Influences
  • Infant Nutrition and Health
  • Philosophy and Theoretical Science
  • Nutritional Studies and Diet
  • Bone fractures and treatments
  • Diet and metabolism studies
  • Hip disorders and treatments
  • Neonatal Respiratory Health Research
  • Growth Hormone and Insulin-like Growth Factors
  • Folate and B Vitamins Research
  • Child Nutrition and Water Access
  • Hip and Femur Fractures
  • Muscle metabolism and nutrition
  • Advanced Mathematical Theories
  • Child Nutrition and Feeding Issues
  • Gestational Diabetes Research and Management
  • Sports injuries and prevention

South Dakota State University
2012-2022

University of South Dakota
2000-2022

ETH Zurich
1990-2022

Clinical Orthopaedics and Related Research
2018

National Institutes of Health
1996-2018

University of Birmingham
2016

Augustana University
2016

U.S. National Science Foundation
2016

University of North Carolina at Chapel Hill
2005-2013

University of Utah
2013

Mutations in the estrogen-receptor gene have been thought to be lethal. A 28-year-old man whose estrogen resistance was caused by a disruptive mutation underwent studies of pituitary-gonadal function and bone density received transdermal for six months. Estrogen-receptor DNA, extracted from lymphocytes, evaluated analysis single-strand-conformation polymorphisms direct sequencing.

10.1056/nejm199410203311604 article EN New England Journal of Medicine 1994-10-20

Many studies document the high prevalence of dieting and abnormal eating behaviors in adolescents young adults. The age onset disorders remains unclear because there are no published surveys voluntary attitudes children. A total 318 girls boys were surveyed from two randomly chosen schools middle-income neighborhoods. children equally distributed among grades 3 through 6. survey included a children's version Eating Attitudes Test demographic questionnaire. Results showed that 45% wanted to...

10.1542/peds.84.3.482 article EN PEDIATRICS 1989-09-01

BACKGROUND A novel prognostic staging classification encompassing all forms of thyroid carcinoma was created for the National Thyroid Cancer Treatment Cooperative Study (NTCTCS) Registry, with goal prospective validation and comparison other available classifications. METHODS Patient information recorded prospectively from 14 institutions. Clinicopathologic based on patient age at diagnosis, tumor histology, size, intrathyroidal multifocality, extraglandular invasion, metastases,...

10.1002/(sici)1097-0142(19980901)83:5<1012::aid-cncr28>3.0.co;2-9 article EN Cancer 1998-09-01

Background: Vitamin D and calcium deficiencies are common worldwide, causing nutritional rickets osteomalacia, which have a major impact on health, growth, development of infants, children, adolescents; the consequences can be lethal or last into adulthood. The goals this evidence-based consensus document to provide health care professionals with guidance for prevention, diagnosis, management policy makers framework work toward its eradication. Evidence: A systematic literature search...

10.1159/000443136 article EN Hormone Research in Paediatrics 2016-01-01

Nach allgemeiner Ueberzeugung können gewisse Sätze der Analysis nicht konstruktiv bewiesen werden. Man denke etwa an den folgenden Satz: Eine monotone und beschränkte Folge a ( n ) von rationalen Zahlen konvergiert, d.h. es gibt eine solche ganzzahlige Funktion k(m) , daß Unter einem konstruktiven Beweis dieses Satzes hätte man die Angabe eines Verfahrens zu verstehen, das gestattet, k m auf Grand rekursiv definieren. Wenn ein solcher vorläge, wäre insbesondere gezeigt, einer definierten mit...

10.2307/2267043 article DE Journal of Symbolic Logic 1949-09-01

Abstract Dietary modulation of the gut microbiota impacts human health. Here we investigated hitherto unknown effects resistant starch type 4 (RS4) enriched diet on composition and short-chain fatty acid (SCFA) concentrations in parallel with host immunometabolic functions twenty individuals signs metabolic syndrome (MetS). Cholesterols, fasting glucose, glycosylated haemoglobin proinflammatory markers blood as well waist circumference % body fat were lower post intervention RS4 group...

10.1038/srep28797 article EN cc-by Scientific Reports 2016-06-30

The ideal therapy for differentiated thyroid cancer is uncertain. Although hormone treatment pivotal, the degree of thyrotropin (TSH) suppression that required to prevent recurrences has not been studied in detail. We have examined relation TSH baseline disease characteristics and likelihood progression a cohort patients who followed multicenter registry was established 1986. present study describes 617 with papillary 66 follicular annually median 4.5 years (range 1-8.6 years). Cancer...

10.1089/thy.1998.8.737 article EN Thyroid 1998-09-01

Women may lose bone during lactation because of calcium lost in breast milk. We studied whether supplementation prevents loss or augments gain after weaning.

10.1056/nejm199708213370803 article EN New England Journal of Medicine 1997-08-21

Abstract A meta-analysis of adult exercise studies and an infant activity trial show a possible interaction between physical calcium intake on bone. This randomized supplementation was conducted in 239 children aged 3-5 years (178 completed). Children were to participate either gross motor or fine activities for 30 minutes/day, 5 days per week 12 months. Within each group, received (1000 mg/day) placebo. Total body regional bone mineral content by DXA 20% distal tibia measurements peripheral...

10.1359/jbmr.2003.18.5.885 article EN Journal of Bone and Mineral Research 2003-05-01

Abstract Objective : To investigate the effects of mothers’ and fathers’ eating behaviors, child feeding practices, BMI on percentage body fat in their children. Research Methods Procedures Four hundred fifty‐eight parents (239 mothers, 219 fathers) were asked to complete two questionnaires: Three‐Factor Eating Questionnaire Child Feeding Questionnaire, which measure dimensions parent behavior respectively. Parent was calculated from self‐reported height weight; children's measures included...

10.1038/oby.2006.57 article EN Obesity 2006-03-01

To test the hypothesis that bone mineral content (BMC) and density (BMD) are lost during lactation regained within 6 months after weaning.Two cohorts of women, defined by time postpartum, were enrolled into study; each cohort was followed for months. Women in (65 lactating women 48 nonlactating postpartum controls) at 2 weeks postpartum. weaning (40 43 4-6 Lactating had been fully breast-feeding enrollment weaned enrollment. Bone total body BMD lumbar spine distal radius measured dual-energy...

10.1016/0029-7844(95)00083-4 article EN Obstetrics and Gynecology 1995-07-01

Vitamin D-deficiency rickets continues to be reported in infants fed human milk, and the importance of milk as a source vitamin D for is controversial. Furthermore, effects race normally consumed maternal intake on human-milk have not been reported. Milk, serum, three-day-diet diaries were obtained from 25 mother-infant pairs. Human-milk vitamins D3 D2 25-hydroxyvitamin lower blacks vs whites, whereas did differ. Total-milk D, but correlated with intake. Milk specifically was even after...

10.1001/archpedi.1985.02140130072032 article EN Archives of Pediatrics and Adolescent Medicine 1985-11-01

Treatment of differentiated thyroid cancer has been studied for many years, but the benefits extensive initial surgery and addition radioiodine therapy or external radiation remain controversial.To determine relations among extent surgery, therapy, in treatment high-risk papillary non-Hürthle-cell follicular carcinoma.Analysis data from a multicenter study.14 institutions United States Canada participating National Thyroid Cancer Cooperative Study Registry.385 patients with (303 carcinoma 82...

10.7326/0003-4819-129-8-199810150-00007 article EN Annals of Internal Medicine 1998-10-15

Smith, Eric P.; Boyd, Jeff; Frank, Graeme R.; Takahashi, Hiroyuki; Cohen, Robert M.; Specker, Bonny; Williams, Timothy C.; Lubahn, Dennis B.; Korach, Kenneth S.Author Information

10.1097/00006254-199503000-00021 article EN Obstetrical & Gynecological Survey 1995-03-01

It is has been suggested that physical activity may increase bone mineral density (BMD) in children, thereby preventing development of osteoporosis later life. We studied 14 gymnasts, swimmers, and 17 controls to investigate whether participation different types sports among girls 7-9 yr age associated with higher total body BMD. Gymnasts were lighter than both swimmers (P = 0.001), a larger percent gymnasts compared below the 25th percentile for height weight. Fat mass, fat, lean mass less...

10.1097/00005768-199610000-00006 article EN Medicine & Science in Sports & Exercise 1996-10-01
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