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The purpose of this study is to identify and elucidate the pattern and perhaps role of atypical proteins, cytokines and vaginal microbial flora in the pathogenic mechanisms involved in the development of vulvodynia, recurrent fungal and bacterial vaginosis and preterm labor.
Our approach specifically targets the evaluation of the proteins and cytokines present and the bacteriological analysis of the microflora in the vaginal milieu.
Conjectures:
The conjectures will be investigated by using a multidisciplinary approach including: microbiology, proteomics and cytokines evaluation of the vaginal milieu. Specifically we will be comparing an asymptomatic female population to serve as a baseline to patients affected by vulvodynia, recurrent fungal or bacterial vaginosis and/or pregnancy.
This is a prospective, descriptive study of about 550 women age 12 to 75 years. There will be four groups: 1) Asymptomatic healthy women, 2) Women being seen for any gynecological vulvovaginal condition, and 3) Pregnant women who are asymptomatic and healthy, and 4) Pregnant women have any gynecological vulvovaginal condition.
We will evaluate the following:
A. Swab procedure:
The cotton swabs (2) will be introduced only in the middle vagina, one at the time, no other areas will be sampled.
B. Swab processing One swab will be placed in a special room temperature solution. This de-identified swab will be mailed for Lactobacillus.
The second de-identified swab is to be place in 2 separated micro-containers in Liquid Nitrogen Containers (one for cytokines and one for Proteomics). When 50 samples are completed they will be processed at TTUHSC Permian Basin campus, with the Proteomics testing being done in Lubbock.
Therefore, there are 3 samples, each processed differently. Data will be recorded in a confidential manner with no personal identifiers, only an assigned study subject number. As such, the de-identified data may serve as a database for additional studies. The computer used will belong to TTUHSC and be password protected, access limited to only authorized personnel. Consent forms will be stored separately from the study data in the research office.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Non pregnant asymptomatic | Asymptomatic, non-pregnant, healthy women ages 21 to 75 years with no previous history of any chronic or recurrent vulvovaginal condition who attend our clinical offices for their annual well-woman physical examination | ||
| Non pregnant symptomatic | Non-pregnant women ages 12 to 75 years being evaluated for any gynecological vulvovaginal condition. | ||
| Pregnant asymptomatic | Pregnant women ages 12 to 75 years who are both asymptomatic and healthy | ||
| Pregnant symptomatic | Pregnant women ages 12 to 75 who have any gynecological vulvovaginal condition |
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| Measure | Description | Time Frame |
|---|---|---|
| Cytokines Determination | To determine types of cytokines normally present in women's vagina and in patients with vulvodynia, recurrent fungal and bacterial vaginosis and preterm labor | one time for all except pregnant patients 4 times 12 months |
| Measure | Description | Time Frame |
|---|---|---|
| Proteins Determination | The vaginal milieu will respond to the insult by developing an inflammatory reaction characterized by protein production (in terms of increased protein concentration according to the Bradford protein assay). | one time for all except pregnant patients 4 times 12 months |
| Lactobacillus determination |
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Inclusion Criteria:
Exclusion Criteria:
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All patients willing to participate, and give informed consent, and Asymptomatic, non-pregnant, healthy women ages 21 to 75 years with no previous history of any chronic or recurrent vulvovaginal condition who attend our clinical offices for their annual well-woman physical examination.
2-Non-pregnant women ages 21 to 75 years being evaluated for any gynecological vulvovaginal condition.
Pregnant women ages 21 to 75 years who are both asymptomatic and healthy Pregnant women ages 21 to 75 who have any gynecological vulvovaginal condition
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| Name | Affiliation | Role |
|---|---|---|
| Michael L Galloway, DO | TTUHSC PB | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| TTUHSC Permian Basin | Recruiting | Midland | Texas | 79701 | United States |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 19490622 | Background | Verstraelen H, Verhelst R, Claeys G, De Backer E, Temmerman M, Vaneechoutte M. Longitudinal analysis of the vaginal microflora in pregnancy suggests that L. crispatus promotes the stability of the normal vaginal microflora and that L. gasseri and/or L. iners are more conducive to the occurrence of abnormal vaginal microflora. BMC Microbiol. 2009 Jun 2;9:116. doi: 10.1186/1471-2180-9-116. | |
| 18319019 |
| Label | URL |
|---|---|
| Clinical Research Institute TTUHSC | View source |
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| ID | Term |
|---|---|
| D056650 | Vulvodynia |
| D009181 | Mycoses |
| D016585 | Vaginosis, Bacterial |
| D007752 | Obstetric Labor, Premature |
| ID | Term |
|---|---|
| D014845 | Vulvar Diseases |
| D005831 | Genital Diseases, Female |
| D052776 | Female Urogenital Diseases |
| D005261 | Female Urogenital Diseases and Pregnancy Complications |
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Long lasting or repetitive insults maintain biochemical changes in the vaginal milieu producing lactobacillus microflora alteration. |
| one time for all except pregnant patients 4 times 12 months |
| Background |
| Ventolini G, Barhan SM. Vulvodynia. Dermatol Online J. 2008 Jan 15;14(1):2. |
| 19757274 | Background | Ventolini G, Barhan S, Duke J. Vulvodynia, a step-wise therapeutic prospective cohort study. J Obstet Gynaecol. 2009 Oct;29(7):648-50. doi: 10.1080/01443610903095882. |
| 21811531 | Background | Ventolini G. Measuring treatment outcomes in women with vulvodynia. J Clin Med Res. 2011 Apr 4;3(2):59-64. doi: 10.4021/jocmr526w. |
| 22951941 | Background | Ventolini G. Vulvar pain: Anatomic and recent pathophysiologic considerations. Clin Anat. 2013 Jan;26(1):130-3. doi: 10.1002/ca.22160. Epub 2012 Sep 5. |
| 17728071 | Background | Omoigui S. The biochemical origin of pain: the origin of all pain is inflammation and the inflammatory response. Part 2 of 3 - inflammatory profile of pain syndromes. Med Hypotheses. 2007;69(6):1169-78. doi: 10.1016/j.mehy.2007.06.033. Epub 2007 Aug 28. |
| 3144947 | Background | Traisnel G, Lablanche JM, Fourrier JL, Marquand A, Bertrand ME. [Reproducibility of the exercise test and coronary vasomotor tonus]. Arch Mal Coeur Vaiss. 1988 Jun;81(6):765-72. French. |
| D000091642 | Urogenital Diseases |
| D000091662 | Genital Diseases |
| D001423 | Bacterial Infections and Mycoses |
| D007239 | Infections |
| D001424 | Bacterial Infections |
| D014627 | Vaginitis |
| D014623 | Vaginal Diseases |
| D007744 | Obstetric Labor Complications |
| D011248 | Pregnancy Complications |