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Oxytocin: The Book

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June 09, 2008

Partying Hearty on Oxytocin in India

 Oxytocin is the new party drug in India, according to this story from the Times of India.

I've seen previous news stories about police seizing illegal oxytocin or counterfeit versions, and wondered if this was a mistranslation and they meant oxycontin, the pain reliever. And evidently farmers often inject cows with oxytocin to increase milk production, an effect noted by Kristen Uvnas Moberg, the Swedish researcher who was the first to understand this hormone/neurochemical's powerful effects on our moods and ability to bond.

The Times explains that kids inject the oxytocin.

According to a pharmacy expert, the drug induces a numb state of mind. "After a period of intense activity and enjoyment where the addicts are numb to pain, effect of the drug wears off and the users drop, literally. It leaves the addicts’ nervous system in a mess and the users need time to recover," he said.

I dunno about this numb state of mind. They may, rather, feel very calm and connected to each other, similar to the way people who take ecstasy at raves say they feel. (It's been shown that this drug causes a release of oxytocin in the brain of mice.) Oxytocin certainly does reduce sensitivity to pain, and the "mess" side effects have been seen in people who take ecstasy frequently.

The authorities may be overstating the negative effects, as they sometimes do. Nevertheless, I do NOT advocate using oxytocin recreationally. First, because it acts in so many ways to regulate the body, messing with the natural system could have unforeseen and not pretty consequences. Second, it's dangerous to inject anything into your body if you don't have sterile equipment and know what you're doing -- especially if you can't be sure of what you're injecting.


May 07, 2008

A Paradoxical Reaction to Oxytocin?

A new blog from Alia Macrina Heise identifies a syndrome she calls depressive milk ejection reflex, or D-MER. She defines it thus:

"Depressive Milk Ejection Reflex is a condition that causes a prodromal effect of negative emotions that emerge only before the milk ejection reflex, or letdown, in a lactating mother."

According to her blog, she's the mother of three -- and a lactation counselor. Although breastfeeding is supposed to be a peak experience -- deeply rewarding, sensual and soothing, thanks to oxytocin -- she experienced something quite different.

Go to her blog, D-MER.org, to read more about her experiences and those of other women.

One theory Alicia has for the cause of this syndrome, which involves discomfort and depression during breastfeeding, is a paradoxical reaction to oxytocin. A paradoxical reaction is when someone has not the expected reaction to a drug, but a different one, often the opposite.

I would guess that, rather than a paradoxical reaction to oxytocin, D-MER might be caused by an excess of prolactin. Prolactin is involved in milk letdown, but it's also involved in sexual satiety. It's the hormone, released at orgasm, that tells our bodies we've had enough sex, so give it a rest.

People sometimes talk about a feeling of letdown following sex, a sense of depression and even of distaste for one's partner. I think this, too, is the result of a bit too much of prolactin's satiating ability. It makes sense to me that an excess of prolactin, or too intense a response to its effects, could be the cause of D-MER.

Here are studies indicating prolactin's effect on sexual satiety:

Krueger, Tilmann H.C.; Haake, Philip; Hartmann, Uwe; Schedlowski, Manfred; and Exton, Michael S., Orgasm-induced prolactin secretion: feedback control of sexual drive? (Neuroscience and Biobehavioral Reviews 26 2002) 31-44)

Krueger, Tilmann H.C.; Haake, Philip; Haverkamp, J.; Krämer, M .; Exton, Michael S.; Saller, B; Leygraf, N.; Hartmann, Uwe; and Schedlowski, Manfred, Effects of acute prolactin manipulation on sexual drive and function in males (Journal of Endocrinology (2003) 179, 357–365)

April 25, 2008

Is Gay Love Different?

If you're interested in my scientifically informed hypotheses about how gay bonding is different and the same from the straight version, please check out my article on Scientific Blogging: Lesbian Bed Death Explained.

April 24, 2008

Oxytocin and the Male Monkey

42108sqmonkeys Much research has been done on the role of oxytocin in behaviors related to bonding and parenting in prairie voles, a socially monogamous species. Karen Bales at UC Davis is looking at oxytocin and vasopressin in titi monkeys, a socially monogamous primate.  Working up the evolutionary chain makes it more likely that changes in behavior caused by manipulating oxytocin could give us insights into human behavior.

Adam Smith, a graduate student at the University of Nebraska, just got a National Science Foundation to continue his work on oxytocin and male marmosets -- still another socially monogamous primate.

And, gotta love whoever wrote the headline:

Monkey Love May Be in the Air

Smith is looking to determine whether elevating or suppressing the oxytocin in marmoset monkeys will affect the social behavior that influences the monogamous relationships of adult male and female monkeys.

April 21, 2008

Orgasmic Birth Movie to Premiere

I'm excited that the wonderful film by Debra Pascali-Bonaro is finished. I can't wait to see it. Meanwhile, I'm publishing Debra's entire press release. I think this film could do much to change our understanding of what birth could be. Go to the site immediately to see astonishing video. This is world-changing!

 

The Best-Kept Secret--Unveiled

“Orgasmic Birth,” a new documentary film by internationally renowned childbirth educator, doula, and birth activist Debra Pascali-Bonaro, challenges cultural myths by revealing the emotional, spiritual, and physical heights attainable through birth. Viewers witness the passion of birth as an integral part of women’s sexuality and a neglected human right.

Five years in the making, “Orgasmic Birth” will have its world premiere on May 12 at the fifth annual World Respected Childbirth Week conference in Prague, Czech Republic. Subsequent screenings will be held in London on May 29; in Paris on May 30; and in Glasgow on June 4 at the 28th Triennial Congress of the International Confederation of Midwives.

On May 16, “Orgasmic Birth” will be featured on a segment of “20/20,” the acclaimed ABC-TV news show, as part of its Mother’s Day program. The reporters will interview Debra, who produced and directed the film; women’s health advocate Christiane Northrup, MD, who appears in it; and several of the 11 couples who courageously permitted their birthing experiences to be shown. Dr. Northrup, the author of “Mother-Daughter Wisdom” (Bantam, 2005) and “Women’s Bodies, Women’s Wisdom” (Bantam, revised 2006), appears frequently on PBS.

Among other well-known health professionals who present their views in the film and discuss evidence-based support of its claims:

 o Ina May Gaskin, MA, CPM, world-renowned midwife, author, and founder/director of the Farm Midwifery Center in Summertown, Tennessee

 o Maureen Corry, MPH, executive director, Childbirth Connection, a not-for-profit organization dedicated to improving the quality of maternity care

 o Sarah J Buckley, MD, a general practitioner/family physician with qualifications in obstetrics; author of “Gentle Birth, Gentle Mothering”

 o Marsden Wagner, MD, former director of Women’s and Children’s Health, World Health Organization


You too can be a part of this exciting project! Go to www.orgasmicbirth.com and:

 o Share your birth experience and read about the birth experiences of others.

 o Sign up to host a local screening of this important documentary. It’s easy with the comprehensive Community Screening Packet developed for the film. Download these materials at the website, where you can register your screening dates (which we will post online), watch a trailer of the film, find a Birth Planning Q&A section by our birth experts, and much more.

Joyous, sensuous, and revolutionary, this pioneering film will compel many to reexamine their perceptions about childbirth. Viewers will understand that the use of normal, undisturbed birthing methods can aid the health and well-being of future generations.

The DVD is available with subtitles in French, German, Spanish, and Portuguese and has a remarkable score by John McDowell, composer of the Oscar-winning documentary “Born Into Brothels.”

Questions? Please use the “Contact us” e-mail tab on the home page of www.orgasmicbirth.com.

 


 

March 29, 2008

The Human Nesting Instinct

What do you get when you combine HGTV with pregnancy? Oxytocin-fueled extreme home makeovers, according to this article from the New York Times: Nesting with a Vengeance (and a Deadline).

This is a lifestyles trend piece, not a science story, but the writer dragged in a couple of doctors as well as interior designers to describe the lengths to which some women go to get the house ready for baby:

Typically, projects resulting from the nesting instinct have been small-scale affairs — a cleaning jag, a den converted to a nursery with a little paint and drywall, a changing station built into a laundry room. But lately, even as the housing and renovation markets have slumped, some pregnant nesters have been getting more ambitious, spurred on by the widespread home-improvement mania of the last decade and by the plethora of design-themed magazines and television shows.

I'm sure women who have to work as long as they can before their due dates -- as well as ones who don't have an extra hundred grand sitting in the bank -- still make do with a coat of paint.

February 15, 2008

I Missed Valentine's Day!

I mean, I had a very nice two-day celebration with Mike, so I didn't miss it personally. But I did get overwhelmed by the usual spate of oxytocin-related columns and news stories that happened last year and again this week, thanks to oxytocin's newly glamorous identity.

At least six news stories followed the same train of thought:

Attraction and love the result of neurochemicals ... adrenaline, dopamine important for attraction, oxytocin for connection. Etc.

Veronica_hendrix007headshotbwmed Veronica Hendrix (at left) has the most readable version of the theme.  In The Undeniable Reaction to Attraction, she starts with a fun anecdote before examining the triggers that cause this neurochemical chain reaction to begin. She writes,

"The sequence of attraction, according to researchers goes something like this: people are first induced by visual triggers, such as body language or physical attributes, which stimulates their interest; secondly, it’s the resonance of a person’s voice; then finally, the content of what person is actually saying seals the deal."

February 11, 2008

Here's Your Chance to Try Oxytocin

But only if you live in or near South Carolina.

The Medical University of South Carolina is recruiting subjects for a study that will scan the brains of people, to see what parts of the brain become active after they inhale oxytocin.

The purpose of this research study is to investigate which areas of the brain are active when people inhale oxytocin, a substance normally produced by the body. In the brain, oxytocin is involved in social recognition and bonding, and might be involved in the formation of trust between people.

Participation in this study will require a baseline screening, as well as two subsequent visits one week apart. Each subsequent visit will involve an MRI scan, and should take up to 2-3 hours.

February 02, 2008

Try the Middle Ground between Natural and Hospital Birth

Many things about a hospital birth have the potential to rupture or impede the first bonding between mother and child. For example, epidurals and anesthetic do seem to get into the baby's blood stream, so that both mother and baby are groggy and sickish following the birth. Babies delivered without anesthetic are alert and soon naturally begin to look for the breast, stimulating the release of oxytocin in mom and, likely, in baby.

Some think that the steady drip of pitocin, an artificial form of oxytocin, given to the laboring woman can create a sort of allergic reaction, or oversensitivity, in the baby. Later, according to this theory, that child may reject experiences that cause the oxytocin release. Some people think this may be part of the explanation for autism.

In any case, this article from Mother Earth News lays out a middle ground. Sharon Maehl suggests having the baby in the hospital, but staying there for as short a time as possible. She takes you through all the decision points and wraps up with the account of the birth of her second child.

The key to this way of giving birth, along with finding the right doctor and hospital, is making your mind up ahead of time that you won't stay, according to Maehl. She says,

Somewhere along the line you should tell the staff that you'll have to be running along soon (you left a cake in the oven?) Whatever you do, though, don't mention this to anyone in the hospital until the baby is born. If you tell the doctor during your pregnancy, he may even refuse to accept you for pre-natal care. Doctors are not known for their flexibility. Best wait until the baby is born and safely in your arms before you tell anyone your plans.

Her idea minimizes the time in hospital and the pressure from doctors and nurses for medical interventions, while making sure that if anything does go wrong, help is right there.

February 01, 2008

The Power of Courtship

Monsoonjust_clicked Some private comments to me from a reader prompted me to think more about how culture influences our perceptions about what's the “normal” progression of love relationships.

He's 19 and says he's never been in a relationship, and therefore doesn't understand what love is. He added that this could be because of his cultural background.

This totally makes sense to me. Love, in the sense of the oxytocin-based bond, is deeply physical as well as emotional. By that, I don't mean necessarily sex or sensuality, but rather that the oxytocin response, like other emotional responses, is a full-body feeling. I think my friend, whom I will call T., may be in a highly desirable though rare state.

I've written before about the difference between romantic love and committed, oxytocin-based love. American culture focuses on romantic love, which is based on excitement and novelty. Helen Fisher, author of Why We Love, thinks that lust, romance and love are handled by different systems in the brain, so they're not even that related. Americans strive for that early romantic stage and, when it inevitably ends, think they've fallen out of love.

So, T. seems to have managed to avoid those false expectations of romance that our culture imposes. He's an emotional virgin. That means, when he does fall in love – and I believe he will, when he's ready – he'll be able to experience it in all its depth and glory and variety, as it moves from romance to committed love.

T. also said that different groups of friends encourage him to do different things. I would guess that his westernized friends encourage him to date a lot of women, and have sex with him if he can. It's important to be experienced, they tell him. Friends from his traditional culture advise him to wait until he's found someone he wants to marry.

The more I learn about the oxytocin bond, the more respect I have for traditional behavior. Let me invoke once again the prairie voles.

These monogamous rodents provided the first clues to how oxytocin creates social bonds. Thomas Insel, Larry Young and Sue Carter all did experiments with blocking the effects of oxytocin or injecting it into the brains of voles. And they found that, especially in females, blocking oxytocin blocked the ability to bond.

But bonding doesn't happen automatically for the prairie voles. Females don't go into estrus and then seek out or accept a male. Here's how they mate: Females remain with their family groups, while newly mature males leave the nest. When a male finds a virgin female, he remains close by. After approximately three days of peaceful proximity, the female goes into estrus and they mate, then go off to establish their own nest.

The female needs time to become comfortable with the male before she's receptive. Once they've mated, they're mated for life. (Although both may engage in extra-pair copulation.)

Does that sound like traditional human courtship or what?

In fact, it's clear that human mates are able to bond deeply without going through the romantic phase at all.

My advice to T. would be: It's natural to wonder about love, to crave and desire it. Don't try to force it by doing anything that doesn't feel right or comfortable to you. Instead, wait until you meet someone who is like you. And don't worry about understanding love. When it begins for you, you'll know it.

See Also, Romance versus Love and Get Over Romance, Already.

Photo from Just Clicked.